Source code for ms3.parse

import sys, os, re
import json
import traceback
import pathos.multiprocessing as mp
from collections import Counter, defaultdict

import pandas as pd
import numpy as np

from .annotations import Annotations
from .logger import LoggedClass, get_logger
from .score import Score
from .utils import add_quarterbeats_col, column_order, DCML_DOUBLE_REGEX, get_musescore, get_path_component, group_id_tuples,\
    iter_nested, iter_selection, iterate_subcorpora, join_tsvs, load_tsv, make_continuous_offset, make_id_tuples, metadata2series, \
    next2sequence, no_collections_no_booleans, path2type, pretty_dict, replace_index_by_intervals, resolve_dir, \
    scan_directory, unfold_repeats, update_labels_cfg, write_metadata


[docs]class Parse(LoggedClass): """ Class for storing and manipulating the information from multiple parses (i.e. :py:attr:`~.score.Score` objects). """
[docs] def __init__(self, directory=None, paths=None, key=None, file_re=None, folder_re='.*', exclude_re=None, recursive=True, simulate=False, labels_cfg={}, logger_cfg={}, ms=None): """ Parameters ---------- directory, key, index, file_re, folder_re, exclude_re, recursive : optional Arguments for the method :py:meth:`~ms3.parse.add_folder`. If ``dir`` is not passed, no files are added to the new object except if you pass ``paths`` paths : :obj:`~collections.abc.Collection` or :obj:`str`, optional List of file paths you want to add. If ``directory`` is also passed, all files will be combined in the same object. simulate : :obj:`bool`, optional Pass True if no parsing is actually to be done. logger_cfg : :obj:`dict`, optional | The following options are available: | 'name': LOGGER_NAME -> by default the logger name is based on the parsed file(s) | 'level': {'W', 'D', 'I', 'E', 'C', 'WARNING', 'DEBUG', 'INFO', 'ERROR', 'CRITICAL'} | 'path': Directory in which log files are stored. If 'file' is relative, this path is used as root, otherwise, it is ignored. | 'file': PATH_TO_LOGFILE Pass absolute path to store all log messages in a single log file. If PATH_TO_LOGFILE is relative, multiple log files are created dynamically, relative to the original MSCX files' paths. If 'path' is set, the corresponding subdirectory structure is created there. ms : :obj:`str`, optional If you pass the path to your local MuseScore 3 installation, ms3 will attempt to parse musicXML, MuseScore 2, and other formats by temporarily converting them. If you're using the standard path, you may try 'auto', or 'win' for Windows, 'mac' for MacOS, or 'mscore' for Linux. In case you do not pass the 'file_re' and the MuseScore executable is detected, all convertible files are automatically selected, otherwise only those that can be parsed without conversion. """ if 'file' in logger_cfg and logger_cfg['file'] is not None and not os.path.isabs(logger_cfg['file']) and ('path' not in logger_cfg or logger_cfg['path'] is None): # if the log 'file' is relative but 'path' is not defined, Parse.log will be stored under `dir`; # if `dir` is also None, Parse.log will not be created and a warning will be shown. logger_cfg['path'] = directory super().__init__(subclass='Parse', logger_cfg=logger_cfg) self.simulate=simulate # defaultdicts with keys as keys, each holding a list with file information (therefore accessed via [key][i] ) self.full_paths = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [full_path]}`` dictionary of the full paths of all detected files. """ self.rel_paths = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [rel_path]}`` dictionary of the relative (to :obj:`.scan_paths`) paths of all detected files. """ self.subdirs = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [subdir]}`` dictionary that differs from :obj:`.rel_paths` only if ``key`` is included in the file's relative path: In these cases only the part after ``key`` is kept. This is useful to inspect subdirectories in the case where keys correspond to subcorpora. """ self.scan_paths = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [scan_path]}`` dictionary of the scan_paths from which each file was detected. """ self.paths = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [path]}`` dictionary of the paths of all detected files (without file name). """ self.files = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [file]}`` dictionary of file names with extensions of all detected files. """ self.fnames = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [fname]}`` dictionary of file names without extensions of all detected files. """ self.fexts = defaultdict(list) """:obj:`collections.defaultdict` ``{key: [fext]}`` dictionary of file extensions of all detected files. """ self.logger_names = {'root': 'Parse'} """:obj:`dict` ``{(key, i): :obj:`str`}`` dictionary of logger names. """ self._ms = get_musescore(ms, logger=self.logger) """:obj:`str` Path or command of the local MuseScore 3 installation if specified by the user.""" self._parsed_mscx = {} """:obj:`dict` ``{(key, i): :py:attr:`~.score.Score`}`` dictionary of parsed scores. """ self._annotations = {} """:obj:`dict` {(key, i): :py:attr:`~.annotations.Annotations`} dictionary of parsed sets of annotations. """ self._fl_lists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.form_labels` tables. """ self._notelists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.notes` tables. """ self._restlists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.rests` tables """ self._noterestlists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.notes_and_rests` tables """ self._eventlists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.events` tables. """ self._labellists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.labels` tables. """ self._chordlists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.chords` tables. """ self._expandedlists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.expanded` tables. """ self._cadencelists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.cadences` tables. """ self._measurelists = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of DataFrames holding :py:attr:`~.score.Score.measures` tables. """ self._metadata = pd.DataFrame() """:obj:`pandas.DataFrame` Concatenation of all parsed metadata TSVs. """ self._parsed_tsv = {} """:obj:`dict` {(key, i): :obj:`pandas.DataFrame`} dictionary of all parsed (i.e. loaded as DataFrame) TSV files. """ self._tsv_types = {} """:obj:`dict` {(key, i): :obj:`str`} dictionary of TSV types as inferred by :py:meth:`._infer_tsv_type`, i.e. one of ``None, 'notes', 'events', 'chords', 'rests', 'measures', 'labels'}`` """ self._unfolded_mcs = {} """:obj:`dict` {(key, i): :obj:`pandas.Series`} dictionary of a parsed score's MC succession after 'unfolding' all repeats. """ self._quarter_offsets = {True: {}, False: {}} """:obj:`dict` { unfolded? -> {(key, i) -> {mc_playthrough -> quarter_offset}} } dictionary with keys True and false. True: For every mc_playthrough (i.e., after 'unfolding' all repeats) the total sum of preceding quarter beats, measured from m. 1, b. 0. False: For every mc the total sum of preceding quarter beats after deleting all but second endings. """ self._views = {} """:obj:`dict` {key -> View} This dictionary caches :obj:`.View` objects to keep their state. """ self.labels_cfg = { 'staff': None, 'voice': None, 'label_type': None, 'positioning': True, 'decode': False, 'column_name': 'label', 'color_format': None, } """:obj:`dict` Configuration dictionary to determine the output format of :py:attr:`~.score.Score.labels` and :py:attr:`~.score.Score.expanded` tables. The dictonary is passed to :py:attr:`~.score.Score` upon parsing. """ self.labels_cfg.update(update_labels_cfg(labels_cfg, logger=self.logger)) self._lists = { 'notes': self._notelists, 'rests': self._restlists, 'notes_and_rests': self._noterestlists, 'measures': self._measurelists, 'events': self._eventlists, 'labels': self._labellists, 'chords': self._chordlists, 'expanded': self._expandedlists, 'cadences': self._cadencelists, 'form_labels': self._fl_lists, } """:obj:`dict` Dictionary exposing the different :obj:`dicts<dict>` of :obj:`DataFrames<pandas.DataFrame>`. """ self._matches = pd.DataFrame(columns=['scores']+list(self._lists.keys())) """:obj:`pandas.DataFrame` Dataframe that holds the (file name) matches between MuseScore and TSV files. """ self.last_scanned_dir = directory """:obj:`str` The directory that was scanned for files last. """ if directory is not None: if isinstance(directory, str): directory = [directory] for d in directory: self.add_dir(directory=d, key=key, file_re=file_re, folder_re=folder_re, exclude_re=exclude_re, recursive=recursive) if paths is not None: if isinstance(paths, str): paths = [paths] _ = self.add_files(paths, key=key, exclude_re=exclude_re)
#%%%%%%%%%%%%%%%%%%%%%%%%%%%%% END of __init__() %%%%%%%%%%%%%%%%%%%%%%%%%%%%%# #%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%# def _concat_lists(self, which, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): """ Boiler plate for concatenating DataFrames with the same type of information. Parameters ---------- which : {'cadences', 'chords', 'events', 'expanded', 'labels', 'measures', 'notes_and_rests', 'notes', 'rests', 'form_labels'} keys ids Returns ------- """ d = self.get_lists(keys, ids, flat=False, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index, **{which: True}) d = d[which] if which in d else {} msg = { 'cadences': 'cadence lists', 'chords': '<chord> tables', 'events': 'event tables', 'expanded': 'expandable annotation tables', 'labels': 'annotation tables', 'measures': 'measure lists', 'notes': 'note lists', 'notes_and_rests': 'note and rest lists', 'rests': 'rest lists', 'form_labels': 'form label tables' } if len(d) == 0: if keys is None and ids is None: self.logger.info(f'This Parse object does not include any {msg[which]}.') else: self.logger.info(f'keys={keys}, ids={ids}, does not yield any {msg[which]}.') return pd.DataFrame() d = {k: v for k, v in d.items() if v.shape[0] > 0} return pd.concat(d.values(), keys=d.keys()) def cadences(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('cadences', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def chords(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('chords', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def events(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('events', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def expanded(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('expanded', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def form_labels(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('form_labels', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def labels(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('labels', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def measures(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('measures', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def notes(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('notes', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def notes_and_rests(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('notes_and_rests', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) def rests(self, keys=None, ids=None, quarterbeats=False, unfold=False, interval_index=False): return self._concat_lists('rests', keys, ids, quarterbeats=quarterbeats, unfold=unfold, interval_index=interval_index) @property def ids(self): d = self._index return pd.DataFrame({'id': d.keys()}, index=d.values()).sort_index() @property def ms(self): return self._ms @ms.setter def ms(self, ms): self._ms = get_musescore(ms) @property def parsed_mscx(self): """:obj:`pandas.DataFrame` Returns an overview of the parsed scores.""" if len(self._parsed_mscx) == 0: self.logger.info("No scores have been parsed yet. Use parse() or parse_mscx()") return None ids = list(self._iterids(only_parsed_mscx=True)) ix = self.ids2idx(ids, pandas_index=True) paths = pd.Series([os.path.join(self.rel_paths[k][i], self.files[k][i]) for k, i in ids], index=ix, name='paths') attached = pd.Series([len(self._parsed_mscx[id].annotations.df) if self._parsed_mscx[id].annotations is not None else 0 for id in ids], index=ix, name='labels') detached_keys = [', '.join(self._parsed_mscx[id]._detached_annotations.keys()) if len( self._parsed_mscx[id]._detached_annotations) > 0 else None for id in ids] if all(k is None for k in detached_keys): res = pd.concat([paths, attached], axis=1) else: detached_keys = pd.Series(detached_keys, index=ix, name='detached_annotations') res = pd.concat([paths, attached, detached_keys], axis=1) return res.sort_index() @property def parsed_tsv(self): """:obj:`pandas.DataFrame` Returns an overview of the parsed TSV files.""" if len(self._parsed_tsv) == 0: self.logger.info("No TSV files have been parsed yet. Use parse() or parse_tsv()") return None ids = list(self._iterids(only_parsed_tsv=True)) ix = self.ids2idx(ids, pandas_index=True) paths = pd.Series([os.path.join(self.rel_paths[k][i], self.files[k][i]) for k, i in ids], index=ix, name='paths') types = pd.Series([self._tsv_types[id] for id in ids], index=ix, name='types') res = pd.concat([paths, types], axis=1) return res.sort_index()
[docs] def add_detached_annotations(self, score_key=None, tsv_key=None, new_key=None, match_dict=None): """ Add :py:attr:`~.annotations.Annotations` objects generated from TSV files to the :py:attr:`~.score.Score` objects to which they are being matched based on their filenames or on ``match_dict``. Parameters ---------- score_key : :obj:`str`, optional A key under which parsed MuseScore files are stored. If one of ``score_key`` and ``tsv_key`` is None, no matching is performed and already matched files are used. tsv_key : :obj:`str`, optional A key under which parsed TSV files are stored of which the type has been inferred as 'labels'. If one of ``score_key`` and ``tsv_key`` is None, no matching is performed and already matched files are used. new_key : :obj:`str`, optional The key under which the :py:attr:`~.annotations.Annotations` objects will be available after attaching them to the :py:attr:`~.score.Score` objects (``Parsed.parsed_mscx[ID].key``). By default, ``tsv_key`` is used. match_dict : :obj:`dict`, optional Dictionary mapping IDs of parsed :py:attr:`~.score.Score` objects to IDs of parsed :py:attr:`~.annotations.Annotations` objects. """ if new_key is None: new_key = tsv_key if match_dict is None: if score_key is not None and tsv_key is not None: matches = self.match_files(keys=[score_key, tsv_key]) else: matches = self._matches[self._matches.labels.notna() | self._matches.expanded.notna()] matches.labels.fillna(matches.expanded, inplace=True) match_dict = dict(matches[['scores', 'labels']].values) if len(match_dict) == 0: self.logger.info(f"No files could be matched based on file names, have you added the folder containing annotation tables?" f"Instead, you could pass the match_dict argument with a mapping of Score IDs to Annotations IDs.") return for score_id, labels_id in match_dict.items(): if score_id in self._parsed_mscx and not pd.isnull(labels_id): if labels_id in self._annotations: k = labels_id[0] if pd.isnull(new_key) else new_key try: self._parsed_mscx[score_id].load_annotations(anno_obj=self._annotations[labels_id], key=k) except: print(f"score_id: {score_id}, labels_id: {labels_id}") raise else: k, i = labels_id self.logger.warning(f"""The TSV {labels_id} has not yet been parsed as Annotations object. Use parse_tsv(key='{k}') and specify cols={{'label': label_col}}.""") elif score_id not in self._parsed_mscx: self.logger.info(f"{self._index[score_id]} has not been parsed yet.") else: self.logger.debug(f"Nothing to add to {score_id}. Make sure that its counterpart has been recognized as tsv_type 'labels' or 'expanded'.")
[docs] def add_dir(self, directory, key=None, file_re=None, folder_re='.*', exclude_re=None, recursive=True): """ This method scans the directory ``dir`` for files matching the criteria and adds them (i.e. paths and file names) to the Parse object without looking at them. It is recommended to add different types of files with different keys, e.g. 'mscx' for score, 'harmonies' for chord labels, and 'form' for form labels. Parameters ---------- directory : :obj:`str` Directory to scan for files. key : :obj:`str`, optional | Pass a string to identify the loaded files. | By default, the function :py:func:`iterate_subcorpora` is used to detect subcorpora and use their folder names as keys. file_re : :obj:`str`, optional Regular expression for filtering certain file names. By default, all parseable score files and TSV files are detected, depending on whether the MuseScore 3 executable is specified as :py:attr:``Parse.ms``, or not. The regEx is checked with search(), not match(), allowing for fuzzy search. folder_re : :obj:`str`, optional Regular expression for filtering certain folder names. The regEx is checked with search(), not match(), allowing for fuzzy search. exclude_re : :obj:`str`, optional Any files or folders (and their subfolders) including this regex will be disregarded. By default, files whose file names include '_reviewed' or start with . or _ are excluded. recursive : :obj:`bool`, optional By default, sub-directories are recursively scanned. Pass False to scan only ``dir``. """ directory = resolve_dir(directory) self.last_scanned_dir = directory if file_re is None: convertible = self.ms is not None file_re = Score._make_extension_regex(tsv=True, convertible=convertible) if exclude_re is None: exclude_re = r'(^(\.|_)|_reviewed)' if key is None: directories = sorted(iterate_subcorpora(directory)) n_subcorpora = len(directories) if n_subcorpora == 0: key = os.path.basename(directory) self.logger.debug(f"No subcorpora detected. Grouping all files under the key {key}.") paths = sorted(scan_directory(directory, file_re=file_re, folder_re=folder_re, exclude_re=exclude_re, recursive=recursive, logger=self.logger)) _ = self.add_files(paths=paths, key=key) else: self.logger.debug(f"{n_subcorpora} subcorpora detected.") for d in directories: if re.search(exclude_re, os.path.basename(d)) is not None: continue paths = sorted(scan_directory(d, file_re=file_re, folder_re=folder_re, exclude_re=exclude_re, recursive=recursive, logger=self.logger)) k = os.path.basename(d) _ = self.add_files(paths=paths, key=k) else: self.logger.debug(f"Grouping all detected files under the key {key}.") paths = sorted(scan_directory(directory, file_re=file_re, folder_re=folder_re, exclude_re=exclude_re, recursive=recursive, logger=self.logger)) _ = self.add_files(paths=paths, key=key)
[docs] def add_files(self, paths, key, exclude_re=None): """ Parameters ---------- paths : :obj:`~collections.abc.Collection` The paths of the files you want to add to the object. key : :obj:`str` | Pass a string to identify the loaded files. | If None is passed, paths relative to :py:attr:`last_scanned_dir` are used as keys. If :py:meth:`add_dir` hasn't been used before, the longest common prefix of all paths is used. Returns ------- :obj:`list` The IDs of the added files. """ if paths is None or len(paths) == 0: self.logger.debug(f"add_files() was called with paths = '{paths}'.") return [] if isinstance(paths, str): paths = [paths] json_ixs = [i for i, p in enumerate(paths) if p.endswith('.json')] if len(json_ixs) > 0: for i in reversed(json_ixs): try: with open(paths[i]) as f: loaded_paths = json.load(f) paths.extend(loaded_paths) self.logger.info(f"Unpacked the {len(loaded_paths)} paths found in {paths[i]}.") del(paths[i]) except: self.logger.info(f"Could not load paths from {paths[i]} because of the following error(s):\n{sys.exc_info()[1]}") if exclude_re is not None: paths = [p for p in paths if re.search(exclude_re, p) is None] if self.last_scanned_dir is None: # if len(paths) > 1: # self.last_scanned_dir = commonprefix(paths, os.path.sep) # else: # self.last_scanned_dir = os.path.dirname(paths[0]) self.last_scanned_dir = os.getcwd() self.logger.debug(f"Attempting to add {len(paths)} files...") ids = [self._handle_path(p, key) for p in paths] if sum(True for x in ids if x[0] is not None) > 0: selector, added_ids = zip(*[(i, x) for i, x in enumerate(ids) if x[0] is not None]) exts = self.count_extensions(ids=added_ids, per_key=True) self.logger.debug(f"{len(added_ids)} paths stored:\n{pretty_dict(exts, 'EXTENSIONS')}") return added_ids else: self.logger.info("No files added.") return []
[docs] def add_rel_dir(self, rel_dir, suffix='', score_extensions=None, keys=None, new_key=None, index=None): """ This method can be used for adding particular TSV files belonging to already loaded score files. This is useful, for example, to add annotation tables for comparison. Parameters ---------- rel_dir : :obj:`str` Path where the files to be added can be found, relative to each loaded MSCX file. They are expected to have the same file name, maybe with an added ``suffix``. suffix : :obj:`str`. optional If the files to be loaded can be identified by adding a suffix to the filename, pass this suffix, e.g. '_labels'. score_extensions : :obj:`~collections.abc.Collection`, optional If you want to match only scores with particular extensions, pass a Collection of these extensions. keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) under which score files are stored. By default, all keys are selected. new_key : :obj:`str`, optional Pass a string to identify the loaded files. By default, the keys of the score files are being used. index : element or :obj:`~collections.abc.Collection` of {'key', 'i', :obj:`~collections.abc.Collection`, 'full_paths', 'rel_paths', 'scan_paths', 'paths', 'files', 'fnames', 'fexts'} | Change this parameter if you want to create particular indices for output DataFrames. | The resulting index must be unique (for identification) and have as many elements as added files. | Every single element or Collection of elements ∈ {'key', 'i', :obj:`~collections.abc.Collection`, 'full_paths', 'rel_paths', 'scan_paths', 'paths', 'files', 'fnames', 'fexts'} stands for an index level in the :obj:`~pandas.core.indexes.multi.MultiIndex`. | If you pass a Collection that does not start with one of the defined keywords, it is interpreted as an index level itself and needs to have at least as many elements as the number of added files. | The default ``None`` is equivalent to passing ``(key, i)``, i.e. a MultiIndex of IDs which is always unique. | The keywords correspond to the dictionaries of Parse object that contain the constituents of the file paths. """ ids = self._score_ids(keys, score_extensions) grouped_ids = group_id_tuples(ids) self.logger.debug(f"{len(ids)} scores match the criteria.") expected_paths = {(k, i): os.path.join(self.paths[k][i], rel_dir, self.fnames[k][i] + suffix + '.tsv') for k, i in ids} existing = {k: [] for k in grouped_ids.keys()} for (k, i), path in expected_paths.items(): if os.path.isfile(path): existing[k].append(path) else: ids.remove((k, i)) existing = {k: v for k, v in existing.items() if len(v) > 0} self.logger.debug(f"{sum(len(paths) for paths in existing.values())} paths found for rel_dir {rel_dir}.") if index is None: if any(any(n is None for n in self._levelnames[k]) for k in existing.keys()): if new_key is None: raise ValueError(f"There are custom index levels and this function cannot extend them. Pass the 'new_key' argument.") else: index_levels = {k: None for k in existing.keys()} else: index_levels = {k: self._levelnames[k] for k in existing.keys()} else: index_levels = {k: index for k in existing.keys()} new_ids = [] for k, paths in existing.items(): key_param = k if new_key is None else new_key new_ids.extend(self.add_files(paths, key_param, index_levels[k])) self.parse_tsv(ids=new_ids) for score_id, tsv_id in zip(ids, new_ids): ix = self._index[score_id] tsv_type = self._tsv_types[tsv_id] if ix in self._matches.index: self._matches.loc[ix, tsv_type] = tsv_id else: row = pd.DataFrame.from_dict({ix: {'scores': score_id, tsv_type: tsv_id}}, orient='index') self._matches = pd.concat([self._matches, row])
def annotation_objects(self): yield from self._annotations.items()
[docs] def attach_labels(self, keys=None, annotation_key=None, staff=None, voice=None, label_type=None, check_for_clashes=True): """ Attach all :py:attr:`~.annotations.Annotations` objects that are reachable via ``Score.annotation_key`` to their respective :py:attr:`~.score.Score`, changing their current XML. Calling :py:meth:`.store_mscx` will output MuseScore files where the annotations show in the score. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) under which parsed MuseScore files are stored. By default, all keys are selected. annotation_key : :obj:`str` or :obj:`list` or :obj:`tuple`, optional Key(s) under which the :py:attr:`~.annotations.Annotations` objects to be attached are stored in the :py:attr:`~.score.Score` objects. By default, all keys are selected. staff : :obj:`int`, optional If you pass a staff ID, the labels will be attached to that staff where 1 is the upper stuff. By default, the staves indicated in the 'staff' column of :obj:`ms3.annotations.Annotations.df` will be used. voice : {1, 2, 3, 4}, optional If you pass the ID of a notational layer (where 1 is the upper voice, blue in MuseScore), the labels will be attached to that one. By default, the notational layers indicated in the 'voice' column of :obj:`ms3.annotations.Annotations.df` will be used. check_for_clashes : :obj:`bool`, optional By default, warnings are thrown when there already exists a label at a position (and in a notational layer) where a new one is attached. Pass False to deactivate these warnings. """ layers = self.count_annotation_layers(keys, which='detached', per_key=True) if len(layers) == 0: ks = '' if keys is None else ' under the key(s) ' + keys self.logger.warning(f"No detached annotations found{ks}.") return if annotation_key is None: annotation_key = list(layers.keys()) elif isinstance(annotation_key, str): annotation_key = [annotation_key] if any(True for k in annotation_key if k not in layers): wrong = [k for k in annotation_key if k not in layers] annotation_key = [k for k in annotation_key if k in layers] if len(annotation_key) == 0: self.logger.error( f"""'{wrong}' are currently not keys for sets of detached labels that have been added to parsed scores. Currently available annotation keys are {list(layers.keys())}""") return else: self.logger.warning( f"""'{wrong}' are currently not keys for sets of detached labels that have been added to parsed scores. Continuing with {annotation_key}.""") ids = list(self._iterids(keys, only_detached_annotations=True)) reached, goal = 0, 0 for id in ids: for anno_key in annotation_key: if anno_key in self._parsed_mscx[id]: r, g = self._parsed_mscx[id].attach_labels(anno_key, staff=staff, voice=voice, label_type=label_type, check_for_clashes=check_for_clashes) self.logger.info(f"{r}/{g} labels successfully added to {self.files[id[0]][id[1]]}") reached += r goal += g self.logger.info(f"{reached}/{goal} labels successfully added to {len(ids)} files.") self._collect_annotations_objects_references(ids=ids)
[docs] def change_labels_cfg(self, labels_cfg={}, staff=None, voice=None, label_type=None, positioning=None, decode=None, column_name=None, color_format=None): """ Update :obj:`Parse.labels_cfg` and retrieve new 'labels' tables accordingly. Parameters ---------- labels_cfg : :obj:`dict` Using an entire dictionary or, to change only particular options, choose from: staff, voice, label_type, positioning, decode, column_name Arguments as they will be passed to :py:meth:`~ms3.annotations.Annotations.get_labels` """ keys = ['staff', 'voice', 'label_type', 'positioning', 'decode', 'column_name', 'color_format'] for k in keys: val = locals()[k] if val is not None: labels_cfg[k] = val updated = update_labels_cfg(labels_cfg, logger=self.logger) self.labels_cfg.update(updated) for score in self._parsed_mscx.values(): score.change_labels_cfg(labels_cfg=updated) ids = list(self._labellists.keys()) if len(ids) > 0: self.collect_lists(ids=ids, labels=True)
def check_labels(self, keys=None, ids=None): if len(self._parsed_mscx) == 0: self.logger.info("No scores have been parsed so far. Use parse_mscx()") return if ids is None: ids = list(self._iterids(keys, only_parsed_mscx=True)) checks = {id: self._parsed_mscx[id].check_labels() for id in ids} checks = {k: v for k, v in checks.items() if v is not None and len(v) > 0} if len(checks) > 0: idx = self.ids2idx(checks.keys(), pandas_index=True) return pd.concat(checks.values(), keys=idx, names=idx.names) return pd.DataFrame()
[docs] def collect_lists(self, keys=None, ids=None, notes=False, rests=False, notes_and_rests=False, measures=False, events=False, labels=False, chords=False, expanded=False, form_labels=False, cadences=False, only_new=True): """ Extracts DataFrames from the parsed scores in ``keys`` and stores them in dictionaries. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) under which parsed MuseScore files are stored. By default, all keys are selected. ids : :obj:`~collections.abc.Collection` If you pass a collection of IDs, ``keys`` is ignored and ``only_new`` is set to False. notes, rests, notes_and_rests, measures, events, labels, chords, expanded, cadences : :obj:`bool`, optional only_new : :obj:`bool`, optional Set to False to also retrieve lists that had already been retrieved. """ if len(self._parsed_mscx) == 0: self.logger.debug("No scores have been parsed so far. Use Parse.parse_mscx()") return if ids is None: only_new = False ids = list(self._iterids(keys, only_parsed_mscx=True)) scores = {id: self._parsed_mscx[id] for id in ids if id in self._parsed_mscx} bool_params = list(self._lists.keys()) l = locals() params = {p: l[p] for p in bool_params} for i, score in scores.items(): for param, li in self._lists.items(): if params[param] and (i not in li or not only_new): if self.simulate: df = pd.DataFrame() else: df = score.mscx.__getattribute__(param) if df is not None: li[i] = df
[docs] def compare_labels(self, detached_key, new_color='ms3_darkgreen', old_color='ms3_darkred', detached_is_newer=False, store_with_suffix=None): """ Compare detached labels ``key`` to the ones attached to the Score. By default, the attached labels are considered as the reviewed version and changes are colored in green; Changes with respect to the detached labels are attached to the Score in red. Parameters ---------- detached_key : :obj:`str` Key under which the detached labels that you want to compare have been added to the scores. new_color, old_color : :obj:`str` or :obj:`tuple`, optional The colors by which new and old labels are differentiated. Identical labels remain unchanged. detached_is_newer : :obj:`bool`, optional Pass True if the detached labels are to be added with ``new_color`` whereas the attached changed labels will turn ``old_color``, as opposed to the default. store_with_suffix : :obj:`str`, optional If you pass a suffix, the comparison MSCX files are stored with this suffix next to the originals. """ assert detached_key != 'annotations', "Pass a key of detached labels, not 'annotations'." ids = list(self._iterids(None, only_detached_annotations=True)) if len(ids) == 0: if len(self._parsed_mscx) == 0: self.logger.warning("No scores have been parsed so far.") return self.logger.warning("None of the parsed score include detached labels to compare.") return available_keys = set(k for id in ids for k in self._parsed_mscx[id]._detached_annotations) if detached_key not in available_keys: self.logger.warning(f"""None of the parsed score include detached labels with the key '{detached_key}'. Available keys: {available_keys}""") return ids = [id for id in ids if detached_key in self._parsed_mscx[id]._detached_annotations] self.logger.info(f"{len(ids)} parsed scores include detached labels with the key '{detached_key}'.") for id in ids: res = self._parsed_mscx[id].compare_labels(detached_key=detached_key, new_color=new_color, old_color=old_color, detached_is_newer=detached_is_newer) if res and store_with_suffix is not None: self.store_mscx(ids=ids, suffix=store_with_suffix, overwrite=True, simulate=self.simulate)
[docs] def count_annotation_layers(self, keys=None, which='attached', per_key=False): """ Counts the labels for each annotation layer defined as (staff, voice, label_type). By default, only labels attached to a score are counted. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to count annotation layers. By default, all keys are selected. which : {'attached', 'detached', 'tsv'}, optional 'attached': Counts layers from annotations attached to a score. 'detached': Counts layers from annotations that are in a Score object, but detached from the score. 'tsv': Counts layers from Annotation objects that have been loaded from or into annotation tables. per_key : :obj:`bool`, optional If set to True, the results are returned as a dict {key: Counter}, otherwise the counts are summed up in one Counter. If ``which='detached'``, the keys are keys from Score objects, otherwise they are keys from this Parse object. Returns ------- :obj:`dict` or :obj:`collections.Counter` By default, the function returns a Counter of labels for every annotation layer (staff, voice, label_type) If ``per_key`` is set to True, a dictionary {key: Counter} is returned, separating the counts. """ res_dict = defaultdict(Counter) if which == 'detached': for id in self._iterids(keys, only_detached_annotations=True): for key, annotations in self._parsed_mscx[id]._detached_annotations.items(): if key != 'annotations': _, layers = annotations.annotation_layers layers_dict = {tuple(None if pd.isnull(e) else e for e in t): count for t, count in layers.to_dict().items()} res_dict[key].update(layers_dict) elif which in ['attached', 'tsv']: for key, i in self._iterids(keys): if (key, i) in self._annotations: ext = self.fexts[key][i] if (which == 'attached' and ext == '.mscx') or (which == 'tsv' and ext != '.mscx'): _, layers = self._annotations[(key, i)].annotation_layers layers_dict = {tuple(None if pd.isnull(e) else e for e in t): count for t, count in layers.to_dict().items()} res_dict[key].update(layers_dict) else: self.logger.error(f"Parameter 'which' needs to be one of {{'attached', 'detached', 'tsv'}}, not {which}.") return {} if per_key else pd.Series() def make_series(counts): if len(counts) == 0: return pd.Series() data = counts.values() ks = list(counts.keys()) #levels = len(ks[0]) names = ['staff', 'voice', 'label_type', 'color'] #<[:levels] try: ix = pd.MultiIndex.from_tuples(ks, names=names) except: cs = {k: v for k, v in counts.items() if len(k) != levels} print(f"names: {names}, counts:\n{cs}") raise return pd.Series(data, ix) if per_key: res = {k: make_series(v) for k, v in res_dict.items()} else: res = make_series(sum(res_dict.values(), Counter())) if len(res) == 0: self.logger.info("No annotations found. Maybe no scores have been parsed using parse_mscx()?") return res
[docs] def count_extensions(self, keys=None, ids=None, per_key=False, per_subdir=False): """ Count file extensions. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to count file extensions. By default, all keys are selected. ids : :obj:`~collections.abc.Collection` If you pass a collection of IDs, ``keys`` is ignored and only the selected extensions are counted. per_key : :obj:`bool`, optional If set to True, the results are returned as a dict {key: Counter}, otherwise the counts are summed up in one Counter. per_subdir : :obj:`bool`, optional If set to True, the results are returned as {key: {subdir: Counter} }. ``per_key=True`` is therefore implied. Returns ------- :obj:`dict` By default, the function returns a Counter of file extensions (Counters are converted to dicts). If ``per_key`` is set to True, a dictionary {key: Counter} is returned, separating the counts. If ``per_subdir`` is set to True, a dictionary {key: {subdir: Counter} } is returned. """ if per_subdir: res_dict = defaultdict(dict) for k, subdir, ixs in self._iter_subdir_selectors(keys=keys, ids=ids): res_dict[k][subdir] = dict(Counter(iter_selection(self.fexts[k], ixs))) return dict(res_dict) else: res_dict = {} if ids is not None: grouped_ids = group_id_tuples(ids) for k, ixs in grouped_ids.items(): res_dict[k] = Counter(iter_selection(self.fexts[k], ixs)) else: keys = self._treat_key_param(keys) for k in keys: res_dict[k] = Counter(self.fexts[k]) if per_key: return {k: dict(v) for k, v in res_dict.items()} return dict(sum(res_dict.values(), Counter()))
[docs] def count_label_types(self, keys=None, per_key=False): """ Count label types. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to count label types. By default, all keys are selected. per_key : :obj:`bool`, optional If set to True, the results are returned as a dict {key: Counter}, otherwise the counts are summed up in one Counter. Returns ------- :obj:`dict` or :obj:`collections.Counter` By default, the function returns a Counter of label types. If ``per_key`` is set to True, a dictionary {key: Counter} is returned, separating the counts. """ annotated = [id for id in self._iterids(keys) if id in self._annotations] res_dict = defaultdict(Counter) for key, i in annotated: res_dict[key].update(self._annotations[(key, i)].label_types) if len(res_dict) == 0: if len(self._parsed_mscx) == 0: self.logger.error("No scores have been parsed so far. Use parse_mscx().") else: self.logger.info("None of the scores contain annotations.") if per_key: return {k: dict(v) for k, v in res_dict.items()} return dict(sum(res_dict.values(), Counter()))
[docs] def count_tsv_types(self, keys=None, per_key=False): """ Count inferred TSV types. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to count inferred TSV types. By default, all keys are selected. per_key : :obj:`bool`, optional If set to True, the results are returned as a dict {key: Counter}, otherwise the counts are summed up in one Counter. Returns ------- :obj:`dict` or :obj:`collections.Counter` By default, the function returns a Counter of inferred TSV types. If ``per_key`` is set to True, a dictionary {key: Counter} is returned, separating the counts. """ res_dict = defaultdict(Counter) for key, i in self._iterids(keys, only_parsed_mscx=True): t = self._tsv_types[(key, i)] if (key, i) in self._tsv_types else None res_dict[key].update([t]) if per_key: return {k: dict(v) for k, v in res_dict.items()} return dict(sum(res_dict.values(), Counter()))
[docs] def detach_labels(self, keys=None, annotation_key='detached', staff=None, voice=None, label_type=None, delete=True): """ Calls :py:meth:`Score.detach_labels<ms3.score.Score.detach_labels` on every parsed score with key ``key``. """ assert annotation_key != 'annotations', "The key 'annotations' is reserved, please choose a different one." ids = list(self._iterids(keys, only_attached_annotations=True)) if len(ids) == 0: self.logger.info(f"Selection did not contain scores with labels: keys = '{keys}'") prev_logger = self.logger for id in ids: score = self._parsed_mscx[id] self.logger = score.logger try: score.detach_labels(key=annotation_key, staff=staff, voice=voice, label_type=label_type, delete=delete) except: self.logger.error(f"Detaching labels failed with the following error:\n{sys.exc_info()[1]}") finally: self.logger = prev_logger self._collect_annotations_objects_references(ids=ids)
[docs] def fname2ids(self, fname, key=None, allow_suffix=True): """For a given filename, return corresponding IDs. Parameters ---------- fname : :obj:`str` Filename (without extension) to get IDs for. key : :obj:`str` or :obj:`~collections.abc.Collection`, optional If you want to scan through IDs of one or several particular keys, specify. allow_suffix : :obj:`bool`, optional By default, filenames are matched even if they continue with a suffix. Pass False to return only exact matches. Returns ------- :obj:`dict` {ID -> filename) """ if allow_suffix: l = len(fname) ids = {(k, i): self.fnames[k][i] for k, i in self._iterids(key) if self.fnames[k][i][:l] == fname} else: ids = {(k, i): self.fnames[k][i] for k, i in self._iterids(key) if self.fnames[k][i] == fname} return ids
[docs] def get_labels(self, keys=None, staff=None, voice=None, label_type=None, positioning=True, decode=False, column_name=None, color_format=None, concat=True): """ This function does not take into account self.labels_cfg """ if len(self._annotations) == 0: self.logger.error("No labels available so far. Add files using add_dir() and parse them using parse().") return pd.DataFrame() keys = self._treat_key_param(keys) label_type = self._treat_label_type_param(label_type) self.collect_lists(labels=True, only_new=True) l = locals() params = {p: l[p] for p in self.labels_cfg.keys()} ids = [id for id in self._iterids(keys) if id in self._annotations] if len(ids) == 0: self.logger.info(f"No labels match the criteria.") return pd.DataFrame() annotation_tables = [self._annotations[id].get_labels(**params, warnings=False) for id in ids] idx, names = self.ids2idx(ids) if names is None: names = (None,) * len(idx[0]) names += tuple(annotation_tables[0].index.names) if concat: return pd.concat(annotation_tables, keys=idx, names=names) return annotation_tables
[docs] def get_lists(self, keys=None, ids=None, notes=False, rests=False, notes_and_rests=False, measures=False, events=False, labels=False, chords=False, expanded=False, cadences=False, form_labels=False, simulate=False, flat=False, unfold=False, quarterbeats=False, interval_index=False): """ Retrieve a dictionary with the selected feature matrices. Parameters ---------- keys ids notes rests notes_and_rests measures events labels chords expanded cadences form_labels simulate flat : :obj:`bool`, optional By default, you get a nested dictionary {list_type -> {index -> list}}. By passing True you get a dictionary {(id, list_type) -> list} unfold : :obj:`bool`, optional Pass True if lists should reflect repetitions and voltas to create a correct playthrough. Defaults to False, meaning that all measures including second endings are included, unless ``quarterbeats`` is set to True. quarterbeats : :obj:`bool`, optional Pass True to add a ``quarterbeats`` column with a continuous offset from the piece's beginning. If ``unfold`` is False, first endings will not be assigned a quarterbeat position. If, additionally, ``interval_index`` is set to True, they are removed from the DataFrame. interval_index : :obj:`bool`, optional Sets ``quarterbeats`` to True. Pass True to replace the indices of the returned DataFrames by :obj:`pandas.IntervalIndex <pandas.IntervalIndex>` with quarterbeat intervals. Rows that don't have a quarterbeat position are removed. Returns ------- """ if ids is None: ids = list(self._iterids(keys)) if len(self._parsed_mscx) == 0 and len(self._parsed_tsv) == 0: self.logger.error("No scores or TSV files have been parsed so far.") return {} bool_params = list(self._lists.keys()) l = locals() params = {p: l[p] for p in bool_params} self.collect_lists(ids=ids, only_new=True, **params) res = {} if unfold: mc_sequences = self.get_unfolded_mcs(ids=ids) if interval_index: quarterbeats = True if unfold or quarterbeats: _ = self.match_files(ids=ids) for param, li in self._lists.items(): if params[param]: if not flat: res[param] = {} for id in (i for i in ids if i in li): key, i = id df = li[id] if unfold: if id in mc_sequences: df = unfold_repeats(df, mc_sequences[id]) if quarterbeats: offset_dict = self.get_continuous_offsets(key, i, unfold=True) df = add_quarterbeats_col(df, offset_dict, insert_after='mc_playthrough') else: self.logger.info(f"Cannot unfold {id} without measure information.") elif quarterbeats: if 'volta' in df.columns: self.logger.debug("Only second voltas were included when computing quarterbeats.") offset_dict = self.get_continuous_offsets(key, i, unfold=False) df = add_quarterbeats_col(df, offset_dict) if interval_index: df = replace_index_by_intervals(df) if flat: res[id + (param,)] = df else: res[param][id] = df return res
def get_tsvs(self, keys=None, ids=None, metadata=True, notes=False, rests=False, notes_and_rests=False, measures=False,\ events=False, labels=False, chords=False, expanded=False, cadences=False, form_labels=False, flat=False): if ids is None: ids = list(self._iterids(keys, only_parsed_tsv=True)) if len(self._tsv_types) == 0: self.info(f"No TSV files have been parsed, use method parse_tsv().") return {} bool_params = ['metadata'] + list(self._lists.keys()) l = locals() types = [p for p in bool_params if l[p]] res = {} if not flat: res.update({t: {} for t in types}) for id in ids: tsv_type = self._tsv_types[id] if tsv_type in types: if flat: res[(id + (tsv_type,))] = self._parsed_tsv[id] else: res[tsv_type][id] = self._parsed_tsv[id] return res def get_unfolded_mcs(self, keys=None, ids=None): if ids is None: ids = list(self._iterids(keys)) _ = self.match_files(ids=ids) res = {} for key, i in ids: unf_mcs = self._get_unfolded_mcs(key, i) if unf_mcs is not None: res[(key, i)] = unf_mcs return res def _get_measure_list(self, key, i, unfold=False): """ Tries to retrieve the corresponding measure list, e.g. for unfolding repeats. Preference is given to parsed MSCX files, then checks for parsed TSVs. Parameters ---------- key, i ID unfold : :obj:`bool` or ``'raw'`` Defaults to False, meaning that all voltas except second ones are dropped. If set to True, the measure list is unfolded. Pass the string 'raw' to leave the measure list as it is, with all voltas. Returns ------- """ id = (key, i) res = None if id in self._measurelists: res = self._measurelists[id] elif id in self._parsed_mscx: self.collect_lists(ids=[id], measures=True) res = self._measurelists[id] else: # trying to find a matched file to retrieve the measure list from ix = self._index[id] if ix not in self._matches.index: self.logger.debug(f"The index {ix} corresponding to ID {id} was not found in self._matches.") return matched_row = self._matches.loc[ix] if not pd.isnull(matched_row['measures']): matched_id = matched_row['measures'] res = self._measurelists[matched_id] elif not pd.isnull(matched_row['scores']): matched_id = matched_row['scores'] if matched_id in self._measurelists: res = self._measurelists[matched_id] else: self.collect_lists(ids=[matched_id], measures=True) res = self._measurelists[matched_id] else: if matched_row.notna().sum() > 1: self.logger.info(f"No measure list found for ID {id}. The matched IDs are:\n{matched_row}.") else: self.logger.info(f"No matches found for ID {id} and therefore no measure list.") if res is not None: res = res.copy() if unfold == 'raw': return res if unfold: mc_sequence = self._get_unfolded_mcs(key, i) res = unfold_repeats(res, mc_sequence) elif 'volta' in res.columns: if 3 in res.volta.values: self.logger.warning(f"Piece contains third endings, note that only second endings are taken into account.") res = res.drop(index=res[res.volta.fillna(2) != 2].index, columns='volta') return res def _get_unfolded_mcs(self, key, i): id = (key, i) if id in self._unfolded_mcs: return self._unfolded_mcs[id] if not id in self._measurelists: self.collect_lists(ids=[id], measures=True) ml = self._get_measure_list(key, i, unfold='raw') if ml is None: return ml = ml.set_index('mc') seq = next2sequence(ml.next) ############## < v0.5: playthrough <=> mn; >= v0.5: playthrough <=> mc # playthrough = compute_mn(ml[['dont_count', 'numbering_offset']].loc[seq]).rename('playthrough') mc_playthrough = pd.Series(seq, name='mc_playthrough') if seq[0] == 1: mc_playthrough.index += 1 else: assert seq[0] == 0, f"The first mc should be 0 or 1, not {seq[0]}" # res = pd.Series(seq, index=playthrough) self._unfolded_mcs[id] = mc_playthrough return mc_playthrough
[docs] def get_continuous_offsets(self, key, i, unfold): """ Using a corresponding measure list, return a dictionary mapping MCs to their absolute distance from MC 1, measured in quarter notes. Parameters ---------- key, i: ID unfold : :obj:`bool` If True, return ``{mc_playthrough -> offset}``, otherwise ``{mc -> offset}``, keeping only second endings. Returns ------- """ id = (key, i) if id in self._quarter_offsets[unfold]: return self._quarter_offsets[unfold][id] ml = self._get_measure_list(key, i, unfold=unfold) if ml is None: self.logger.warning(f"Could not find measure list for key {id}.") return None if unfold: act_durs = ml.set_index('mc_playthrough').act_dur else: act_durs = ml.set_index('mc').act_dur offset_col = make_continuous_offset(act_durs, quarters=True) offsets = offset_col.to_dict() self._quarter_offsets[unfold][id] = offsets return offsets
def info(self, keys=None, subdirs=False, return_str=False): """""" ids = list(self._iterids(keys)) info = f"{len(ids)} files.\n" if subdirs: exts = self.count_extensions(keys, per_subdir=True) for key, subdir_exts in exts.items(): info += key + '\n' for line in pretty_dict(subdir_exts).split('\n'): info += ' ' + line + '\n' else: exts = self.count_extensions(keys, per_key=True) info += pretty_dict(exts, heading='EXTENSIONS') parsed_mscx_ids = [id for id in ids if id in self._parsed_mscx] parsed_mscx = len(parsed_mscx_ids) ext_counts = self.count_extensions(keys, per_key=False) others = len(self._score_ids(opposite=True)) mscx = len(self._score_ids()) by_conversion = len(self._score_ids(native=False)) if parsed_mscx > 0: if parsed_mscx == mscx: info += f"\n\nAll {mscx} MSCX files have been parsed." else: info += f"\n\n{parsed_mscx}/{mscx} MSCX files have been parsed." annotated = sum(True for id in parsed_mscx_ids if id in self._annotations) if annotated == mscx: info += f"\n\nThey all have annotations attached." else: info += f"\n\n{annotated} of them have annotations attached." if annotated > 0: layers = self.count_annotation_layers(keys, which='attached', per_key=True) info += f"\n{pretty_dict(layers, heading='ANNOTATION LAYERS')}" detached = sum(True for id in parsed_mscx_ids if self._parsed_mscx[id].has_detached_annotations) if detached > 0: info += f"\n\n{detached} of them have detached annotations:" layers = self.count_annotation_layers(keys, which='detached', per_key=True) try: info += f"\n{pretty_dict(layers, heading='ANNOTATION LAYERS')}" except: print(layers) raise elif '.mscx' in ext_counts: if mscx > 0: info += f"\n\nNone of the {mscx} score files have been parsed." if by_conversion > 0 and self.ms is None: info += f"\n{by_conversion} files would need to be converted, for which you need to set the 'ms' property to your MuseScore 3 executable." if self.ms is not None: info += "\n\nMuseScore 3 executable has been found." parsed_tsv_ids = [id for id in ids if id in self._parsed_tsv] parsed_tsv = len(parsed_tsv_ids) if parsed_tsv > 0: annotations = sum(True for id in parsed_tsv_ids if id in self._annotations) if parsed_tsv == others: info += f"\n\nAll {others} tabular files have been parsed, {annotations} of them as Annotations object(s)." else: info += f"\n\n{parsed_tsv}/{others} tabular files have been parsed, {annotations} of them as Annotations object(s)." if annotations > 0: layers = self.count_annotation_layers(keys, which='tsv', per_key=True) info += f"\n{pretty_dict(layers, heading='ANNOTATION LAYERS')}" if return_str: return info print(info) def iter(self, columns, keys=None): keys = self._treat_key_param(keys) for key in keys: for tup in self[key].iter(columns=columns): if tup is not None: yield tup def join(self, keys=None, ids=None, what=None, use_index=True): if what is not None: what = [w for w in what if w != 'scores'] matches = self.match_files(keys=keys, ids=ids, what=what) join_this = set(map(tuple, matches.values)) key_ids, *_ = zip(*join_this) if use_index: key_ids = self.ids2idx(key_ids, pandas_index=True) join_this = [[self._parsed_tsv[id] for id in ids if not pd.isnull(id)] for ids in join_this] joined = [join_tsvs(dfs) for dfs in join_this] return pd.concat(joined, keys=key_ids) def keys(self): return list(self.files.keys())
[docs] def match_files(self, keys=None, ids=None, what=None, only_new=True): """ Match files based on their file names and return the matches for the requested keys or ids. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Which key(s) to return after matching matching files. what : :obj:`list` or ∈ {'scores', 'notes', 'rests', 'notes_and_rests', 'measures', 'events', 'labels', 'chords', 'expanded', 'cadences'} If you pass only one element, the corresponding files will be matched to all other types. If you pass several elements the first type will be matched to the following types. only_new : :obj:`bool`, optional Try matching only where matches are still missing. Returns ------- :obj:`pandas.DataFrame` Those files that were matched. This is a subsection of self._matches """ lists = {'scores': self._parsed_mscx} lists.update(dict(self._lists)) if what is None: what = list(lists.keys()) elif isinstance(what, str): what = [what] if len(what) == 1: what.extend([wh for wh in lists.keys() if wh != what[0]]) assert all(True for wh in what if wh in lists), f"Unknown matching parameter(s) for 'what': {[wh for wh in what if wh not in lists]}" for wh in what: if wh not in self._matches.columns: self._matches[wh] = np.nan matching_candidates = {wh: {(key, i): self.fnames[key][i] for key, i in lists[wh].keys()} for wh in what} remove = [] for i, wh in enumerate(what): if len(matching_candidates[wh]) == 0: self.logger.debug(f"There are no candidates for '{wh}' in the selected IDs.") remove.append(i) for i in reversed(remove): del (what[i]) def get_row(ix): if ix in self._matches.index: return self._matches.loc[ix].copy() return pd.Series(np.nan, index=lists.keys(), name=ix) def update_row(ix, row): if ix in self._matches.index: self._matches.loc[ix, :] = row else: self._matches = self._matches.append(row) if len(self._matches) == 1: self._matches.index = pd.MultiIndex.from_tuples(self._matches.index) #res_ix = set() for j, wh in enumerate(what): for id, fname in matching_candidates[wh].items(): ix = self._index[id] row = get_row(ix) row[wh] = id for wha in what[j + 1:]: if not pd.isnull(row[wha]) and only_new: self.logger.debug(f"{ix} had already been matched to {wha} {row[wha]}") else: row[wha] = np.nan key, i = id file = self.files[key][i] matches = {id: os.path.commonprefix([fname, c]) for id, c in matching_candidates[wha].items()} lengths = {id: len(prefix) for id, prefix in matches.items()} max_length = max(lengths.values()) if max_length == 0: self.logger.debug(f"No {wha} matches for {wh} {id} with filename {file}. Candidates:\n{matching_candidates[wha].values()}") break longest = {id: prefix for id, prefix in matches.items() if lengths[id] == max_length} if len(longest) == 0: self.logger.info( f"No {wha} match found for {wh} {file} among the candidates\n{pretty_dict(matching_candidates[wh])}") continue elif len(longest) > 1: # try to disambiguate by keys key_similarities = {(k, i): len(os.path.commonprefix([key, k])) for k, i in longest.keys()} max_sim = max(key_similarities.values()) disambiguated = [id for id, length in key_similarities.items() if length == max_sim] if max_sim == 0 or len(disambiguated) == 0: ambiguity = {f"{key}: {self.full_paths[key][i]}": prefix for (key, i), prefix in longest.items()} self.logger.info( f"Matching {wh} {file} to {wha} is ambiguous. Disambiguate using keys:\n{pretty_dict(ambiguity)}") continue elif len(disambiguated) > 1: ambiguity = {f"{key}: {self.full_paths[key][i]}": longest[(key, i)] for key, i in disambiguated} self.logger.info( f"Matching {wh} {file} to {wha} is ambiguous, even after comparing keys. Disambiguate using keys:\n{pretty_dict(ambiguity)}") continue match_id = disambiguated[0] msg = " after disambiguation by keys." else: match_id = list(longest.keys())[0] msg = "." row[wha] = match_id match_ix = self._index[match_id] match_row = get_row(match_ix) match_row[wh] = id update_row(match_ix, match_row) #res_ix.add(match_ix) match_file = self.files[match_id[0]][match_id[1]] self.logger.debug(f"Matched {wh} {file} to {wha} {match_file} based on the prefix {longest[match_id]}{msg}") update_row(ix, row) #res_ix.add(ix) if ids is None: ids = list(self._iterids(keys)) ids = [i for i in ids if any(i in lists[w] for w in what)] res_ix = self.ids2idx(ids, pandas_index=True) return self._matches.loc[res_ix, what].sort_index()
def metadata(self, keys=None, from_scores=True, from_tsv=False): df = pd.DataFrame() first_cols = ['rel_paths', 'fnames', 'last_mc', 'last_mn', 'KeySig', 'TimeSig', 'label_count', 'annotated_key', 'annotators', 'reviewers', 'composer', 'workTitle', 'movementNumber', 'movementTitle', 'workNumber', 'poet', 'lyricist', 'arranger', 'copyright', 'creationDate', 'mscVersion', 'platform', 'source', 'translator', 'musescore', 'ambitus'] if from_scores: parsed_ids = [id for id in self._iterids(keys) if id in self._parsed_mscx] if len(parsed_ids) > 0: ids, meta_series = zip(*[(id, metadata2series(self._parsed_mscx[id].mscx.metadata)) for id in parsed_ids]) ix = pd.MultiIndex.from_tuples(ids) df = pd.DataFrame(meta_series, index=ix) df['rel_paths'] = [self.rel_paths[k][i] for k, i in ids] df['fnames'] = [self.fnames[k][i] for k, i in ids] if from_tsv and len(self._parsed_tsv) > 0: tsv_dfs = self.metadata_tsv(keys=keys) if len(tsv_dfs) > 0: grouped = group_id_tuples(tsv_dfs.keys()) if len(grouped) == len(tsv_dfs): multiindex = grouped.keys() else: multiindex = tsv_dfs.keys() metadata_df = pd.concat(tsv_dfs.values(), keys=multiindex) df = pd.concat([df, metadata_df]) if len(df) > 0: return column_order(df, first_cols).sort_index() else: self.logger.info("No scores or metadata TSVs have been parsed so far.") return pd.DataFrame()
[docs] def metadata_tsv(self, keys=None): """Returns a {id -> DataFrame} dictionary with all parsed TSVs recognized as metadata.""" keys = self._treat_key_param(keys) if len(self._parsed_tsv) == 0: self.logger.debug(f"No TSV files have been parsed so far. Use Parse.parse_tsv().") return pd.DataFrame() metadata_dfs = self.get_tsvs(keys, metadata=True)['metadata'] n_found = len(metadata_dfs) if n_found == 0: self.logger.info(f"No TSV file has been recognized as metadata for {', '.join(keys)}") return {} return metadata_dfs
[docs] def parse(self, keys=None, read_only=True, level=None, parallel=True, only_new=True, labels_cfg={}, fexts=None, cols={}, infer_types={'dcml': DCML_DOUBLE_REGEX}, simulate=None, **kwargs): """ Shorthand for executing parse_mscx and parse_tsv at a time.""" if simulate is not None: self.simulate = simulate self.parse_mscx(keys=keys, read_only=read_only, level=level, parallel=parallel, only_new=only_new, labels_cfg=labels_cfg) self.parse_tsv(keys=keys, fexts=fexts, cols=cols, infer_types=infer_types, level=level, **kwargs)
[docs] def parse_mscx(self, keys=None, ids=None, read_only=True, level=None, parallel=True, only_new=True, labels_cfg={}, simulate=False): """ Parse uncompressed MuseScore 3 files (MSCX) and store the resulting read-only Score objects. If they need to be writeable, e.g. for removing or adding labels, pass ``parallel=False`` which takes longer but prevents having to re-parse at a later point. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional For which key(s) to parse all MSCX files. ids : :obj:`~collections.abc.Collection` To parse only particular files, pass their IDs. ``keys`` and ``fexts`` are ignored in this case. read_only : :obj:`bool`, optional If ``parallel=False``, you can increase speed and lower memory requirements by passing ``read_only=True``. level : {'W', 'D', 'I', 'E', 'C', 'WARNING', 'DEBUG', 'INFO', 'ERROR', 'CRITICAL'}, optional Pass a level name for which (and above which) you want to see log records. parallel : :obj:`bool`, optional Defaults to True, meaning that all CPU cores are used simultaneously to speed up the parsing. It implies that the resulting Score objects are in read-only mode and that you might not be able to use the computer during parsing. Set to False to parse one score after the other. only_new : :obj:`bool`, optional By default, score which already have been parsed, are not parsed again. Pass False to parse them, too. Returns ------- None """ if simulate is not None: self.simulate = simulate self.labels_cfg.update(update_labels_cfg(labels_cfg, logger=self.logger)) if parallel and not read_only: read_only = True self.logger.info("When pieces are parsed in parallel, the resulting objects are always in read_only mode.") if ids is not None: pass elif only_new: ids = [id for id in self._score_ids(keys) if id not in self._parsed_mscx] else: ids = self._score_ids(keys) exts = self.count_extensions(ids=ids) if any(ext[1:].lower() in Score.convertible_formats for ext in exts.keys()) and parallel: msg = f"The file extensions [{', '.join(ext[1:] for ext in exts.keys() if ext[1:].lower() in Score.convertible_formats )}] " \ f"require temporary conversion with your local MuseScore, which is not possible with parallel " \ f"processing. Parse with parallel=False or exclude these files from parsing." if self.ms is None: msg += "\n\nIn case you want to temporarily convert these files, you will also have to set the" \ "property ms of this object to the path of your MuseScore 3 executable." self.logger.error(msg) return if len(ids) == 0: reason = 'in this Parse object' if keys is None else f"for '{keys}'" self.logger.debug(f"No parseable scores found {reason}.") return if level is None: level = self.logger.logger.level cfg = {'level': level} ### If log files are going to be created, compute their paths and configure loggers for individual parses if self.logger_cfg['file'] is not None or self.logger_cfg['path'] is not None: file = None if self.logger_cfg['file'] is None else os.path.expanduser(self.logger_cfg['file']) path = None if self.logger_cfg['path'] is None else os.path.expanduser(self.logger_cfg['path']) if file is not None: file_path, file_name = os.path.split(file) if file_path == '': if file_name in ['.', '..']: file_path = file_name file_name = None else: file_path = None else: file_path, file_name = None, None if file_path is not None and os.path.isabs(file_path): if os.path.isdir(file): self.logger.error(f"You have passed the directory {file} as parameter 'file' which needs to be a relative dir or a (relative or absolute) file path.") configs = [cfg for i in range(len(ids))] else: cfg['file'] = file configs = [cfg for i in range(len(ids))] elif not (file_path is None and file_name is None): root_dir = None if path is None else path if file_name is None: log_paths = [os.path.abspath(os.path.join(self._calculate_path(k, i, root_dir, file_path), f"{self.logger_names[(k, i)]}.log")) for k, i in ids] else: log_paths = {(k, i): os.path.abspath(os.path.join(self._calculate_path(k, i, root_dir, file_path), file_name)) for k, i in ids} are_dirs = [p for p in set(log_paths.values()) if os.path.isdir(p)] if len(are_dirs) > 0: NL = '\n' self.logger.info( f"""The following file paths are actually existing directories, individual log files are created: {NL.join(are_dirs)}""") log_paths = {id: os.path.join(p, self.logger_names[id]) if os.path.isdir(p) else p for id, p in log_paths.items()} log_paths = list(log_paths.values()) configs = [dict(cfg, file=p) for p in log_paths] elif path is not None: configs = [dict(cfg, file=os.path.abspath( os.path.join(path, f"{self.logger_names[(k, i)]}.log") )) for k, i in ids] else: configs = [cfg for i in range(len(ids))] else: if self.logger.logger.file_handler is not None: cfg['file'] = self.logger.logger.file_handler.baseFilename configs = [cfg for i in range(len(ids))] ### collect argument tuples for calling self._parse parse_this = [t + (c, self.labels_cfg, read_only) for t, c in zip(ids, configs)] target = len(parse_this) successful = 0 modus = 'would ' if self.simulate else '' try: ids = [t[:2] for t in parse_this] if self.simulate: logger_cfg = {'level': level} for key, i, _, _, read_only in parse_this: logger_cfg['name'] = self.logger_names[(key, i)] path = self.full_paths[key][i] try: score_object = Score(path, read_only=read_only, logger_cfg=logger_cfg) except: self.logger.exception(traceback.format_exc()) score_object = None if score_object is not None: self._parsed_mscx[(key, i)] = score_object successful += 1 self.logger.debug(f"Successfully parsed {path}") else: self.logger.debug(f"Errors while parsing {path}") elif parallel: pool = mp.Pool(mp.cpu_count()) res = pool.starmap(self._parse, parse_this) pool.close() pool.join() successful_results = {id: score for id, score in zip(ids, res) if score is not None} self._parsed_mscx.update(successful_results) successful = len(successful_results) else: for params in parse_this: score_object = self._parse(*params) if score_object is not None: self._parsed_mscx[params[:2]] = score_object successful += 1 if successful > 0: if successful == target: self.logger.info(f"All {target} files {modus}have been parsed successfully.") else: self.logger.info(f"Only {successful} of the {target} files {modus}have been parsed successfully.") else: self.logger.info(f"None of the {target} files {modus}have been parsed successfully.") except KeyboardInterrupt: self.logger.info("Parsing interrupted by user.") finally: self._collect_annotations_objects_references(ids=ids)
[docs] def parse_tsv(self, keys=None, ids=None, fexts=None, cols={}, infer_types={'dcml': DCML_DOUBLE_REGEX}, level=None, **kwargs): """ Parse TSV files (or other value-separated files such as CSV) to be able to do something with them. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to parse all non-MSCX files. By default, all keys are selected. ids : :obj:`~collections.abc.Collection` To parse only particular files, pass there IDs. ``keys`` and ``fexts`` are ignored in this case. fexts : :obj:`str` or :obj:`~collections.abc.Collection`, optional If you want to parse only files with one or several particular file extension(s), pass the extension(s) annotations : :obj:`str` or :obj:`~collections.abc.Collection`, optional By default, if a column called ``'label'`` is found, the TSV is treated as an annotation table and turned into an Annotations object. Pass one or several column name(s) to treat *them* as label columns instead. If you pass ``None`` or no label column is found, the TSV is parsed as a "normal" table, i.e. a DataFrame. infer_types : :obj:`dict`, optional To recognize one or several custom label type(s), pass ``{name: regEx}``. level : {'W', 'D', 'I', 'E', 'C', 'WARNING', 'DEBUG', 'INFO', 'ERROR', 'CRITICAL'}, optional Pass a level name for which (and above which) you want to see log records. **kwargs: Arguments for :py:meth:`pandas.DataFrame.to_csv`. Defaults to ``{'sep': '\t', 'index': False}``. In particular, you might want to update the default dictionaries for ``dtypes`` and ``converters`` used in :py:func:`load_tsv`. Returns ------- None """ if self.simulate: return if ids is not None: pass elif fexts is None: ids = [(key, i) for key, i in self._iterids(keys) if self.fexts[key][i][1:] not in Score.parseable_formats] else: if isinstance(fexts, str): fexts = [fexts] fexts = [ext if ext[0] == '.' else f".{ext}" for ext in fexts] ids = [(key, i) for key, i in self._iterids(keys) if self.fexts[key][i] in fexts] for key, i in ids: #rel_path = os.path.join(self.rel_paths[key][i], self.files[key][i]) path = self.full_paths[key][i] try: df = load_tsv(path, **kwargs) except: self.logger.info(f"Couldn't be loaded, probably no tabular format or you need to specify 'sep', the delimiter." f"\n{path}\nError: {sys.exc_info()[1]}") continue label_col = cols['label'] if 'label' in cols else 'label' id = (key, i) try: self._parsed_tsv[id] = df if 'label' in cols and label_col in df.columns: tsv_type = 'labels' else: tsv_type = self._infer_tsv_type(df) if tsv_type is None: self.logger.warning( f"No label column '{label_col}' was found in {self.files[key][i]} and its content could not be inferred. Columns: {df.columns.to_list()}") else: self._tsv_types[id] = tsv_type if tsv_type == 'metadata': self._metadata = pd.concat([self._metadata, self._parsed_tsv[id]]) self.logger.debug(f"{self.files[key][i]} parsed as metadata.") else: self._lists[tsv_type][id] = self._parsed_tsv[id] if tsv_type in ['labels', 'expanded']: if label_col in df.columns: logger_name = self.files[key][i] self._annotations[id] = Annotations(df=df, cols=cols, infer_types=infer_types, logger_cfg={'name': logger_name}, level=level) self.logger.debug( f"{self.files[key][i]} parsed as a list of labels and an Annotations object was created.") else: self.logger.info( f"""The file {self.files[key][i]} was recognized to contain labels but no label column '{label_col}' was found in {df.columns.to_list()} Specify parse_tsv(key='{key}', cols={{'label'=label_column_name}}).""") else: self.logger.debug(f"{self.files[key][i]} parsed as {tsv_type} table.") except: self.logger.error(f"Parsing {self.files[key][i]} failed with the following error:\n{sys.exc_info()[1]}")
[docs] def store_lists(self, keys=None, root_dir=None, notes_folder=None, notes_suffix='', rests_folder=None, rests_suffix='', notes_and_rests_folder=None, notes_and_rests_suffix='', measures_folder=None, measures_suffix='', events_folder=None, events_suffix='', labels_folder=None, labels_suffix='', chords_folder=None, chords_suffix='', expanded_folder=None, expanded_suffix='', cadences_folder=None, cadences_suffix='', form_labels_folder=None, form_labels_suffix='', metadata_path=None, markdown=True, simulate=None, unfold=False, quarterbeats=False): """ Store score information as TSV files. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) under which score files are stored. By default, all keys are selected. root_dir : :obj:`str`, optional Defaults to None, meaning that the original root directory is used that was added to the Parse object. Otherwise, pass a directory to rebuild the original directory structure. For ``_folder`` parameters describing absolute paths, ``root_dir`` is ignored. notes_folder, rests_folder, notes_and_rests_folder, measures_folder, events_folder, labels_folder, chords_folder, expanded_folder, cadences_folder, form_labels_folder : str, optional Specify directory where to store the corresponding TSV files. notes_suffix, rests_suffix, notes_and_rests_suffix, measures_suffix, events_suffix, labels_suffix, chords_suffix, expanded_suffix, cadences_suffix, form_labels_suffix : str, optional Optionally specify suffixes appended to the TSVs' file names. metadata_path : str, optional Where to store an overview file with the MuseScore files' metadata. If no file name is specified, the file will be named ``metadata.tsv``. markdown : bool, optional By default, when ``metadata_path`` is specified, a markdown file called ``README.md`` containing the columns [file_name, measures, labels, standard, annotators, reviewers] is created. If it exists already, this table will be appended or overwritten after the heading ``# Overview``. simulate : bool, optional Defaults to ``None``. Pass a value to set the object attribute :py:attr:`~ms3.parse.Parse.simulate`. unfold : bool, optional By default, repetitions are not unfolded. Pass True to duplicate values so that they correspond to a full playthrough, including correct positioning of first and second endings. quarterbeats : bool, optional By default, no ``quarterbeats`` column is added with distances from the piece's beginning measured in quarter notes. Pass True to add the columns ``quarterbeats`` and ``duration_qb``. If a score has first and second endings, the behaviour depends on ``unfold``: If False, repetitions are not unfolded and only last endings are included in the continuous count. If repetitions are being unfolded, all endings are taken into account. Returns ------- """ if simulate is None: simulate = self.simulate else: self.simulate = simulate l = locals() list_types = list(self._lists) folder_vars = [t + '_folder' for t in list_types] suffix_vars = [t + '_suffix' for t in list_types] folder_params = {t: l[p] for t, p in zip(list_types, folder_vars) if l[p] is not None} if len(folder_params) == 0 and metadata_path is None: self.logger.warning("Pass at least one parameter to store files.") return [] if simulate else None suffix_params = {t: '_unfolded' if l[p] is None and unfold else l[p] for t, p in zip(list_types, suffix_vars) if t in folder_params} list_params = {p: True for p in folder_params.keys()} lists = self.get_lists(keys, unfold=unfold, quarterbeats=quarterbeats, flat=True, **list_params) modus = 'would ' if simulate else '' if len(lists) == 0 and metadata_path is None: self.logger.info(f"No files {modus}have been written.") return [] if simulate else None paths = {} warnings, infos = [], [] prev_logger = self.logger.name for (key, i, what), li in lists.items(): self.update_logger_cfg(name=self.logger_names[(key, i)]) new_path = self._store_tsv(df=li, key=key, i=i, folder=folder_params[what], suffix=suffix_params[what], root_dir=root_dir, what=what, simulate=simulate) if new_path in paths: warnings.append(f"The {paths[new_path]} at {new_path} {modus}have been overwritten with {what}.") else: infos.append(f"{what} {modus}have been stored as {new_path}.") paths[new_path] = what self.update_logger_cfg(name=prev_logger) if len(warnings) > 0: self.logger.warning('\n'.join(warnings)) l_infos = len(infos) l_target = len(lists) if l_target > 0: if l_infos == 0: self.logger.info(f"\n\nNone of the {l_target} {modus}have been written.") elif l_infos < l_target: msg = f"\n\nOnly {l_infos} out of {l_target} files {modus}have been stored." else: msg = f"\n\nAll {l_infos} {modus}have been written." self.logger.info('\n'.join(infos) + msg) #self.logger = prev_logger if metadata_path is not None: md = self.metadata() if len(md.index) > 0: fname, ext = os.path.splitext(metadata_path) if ext != '': path, file = os.path.split(metadata_path) else: path = metadata_path file = 'metadata.tsv' path = resolve_dir(path) if not os.path.isdir(path): os.makedirs(path) full_path = os.path.join(path, file) write_metadata(self.metadata(), full_path, markdown=markdown, logger=self.logger) paths[full_path] = 'metadata' else: self.logger.debug(f"\n\nNo metadata to write.") return paths
# if simulate: # return list(set(paths.keys()))
[docs] def store_mscx(self, keys=None, ids=None, root_dir=None, folder='.', suffix='', overwrite=False, simulate=False): """ Stores the parsed MuseScore files in their current state, e.g. after detaching or attaching annotations. Parameters ---------- keys : :obj:`str` or :obj:`~collections.abc.Collection`, optional Key(s) for which to count file extensions. By default, all keys are selected. ids : :obj:`~collections.abc.Collection` If you pass a collection of IDs, ``keys`` is ignored and only the selected extensions are counted. root_dir : :obj:`str`, optional Defaults to None, meaning that the original root directory is used that was added to the Parse object. Otherwise, pass a directory to rebuild the original substructure. If ``folder`` is an absolute path, ``root_dir`` is ignored. folder : :obj:`str` Where to store the file. Can be relative to ``root_dir`` or absolute, in which case ``root_dir`` is ignored. If ``folder`` is relative, the behaviour depends on whether it starts with a dot ``.`` or not: If it does, the folder is created at every end point of the relative tree structure under ``root_dir``. If it doesn't, it is created only once, relative to ``root_dir``, and the relative tree structure is build below. suffix : :obj:`str`, optional Suffix to append to the original file name. overwrite : :obj:`bool`, optional Pass True to overwrite existing files. simulate : :obj:`bool`, optional Set to True if no files are to be written. Returns ------- """ if ids is None: ids = [id for id in self._iterids(keys) if id in self._parsed_mscx] paths = [] for key, i in ids: new_path = self._store_mscx(key=key, i=i, folder=folder, suffix=suffix, root_dir=root_dir, overwrite=overwrite, simulate=simulate) if new_path is not None: if new_path in paths: modus = 'would have' if simulate else 'has' self.logger.info(f"The score at {new_path} {modus} been overwritten.") else: paths.append(new_path) if simulate: return list(set(paths))
def _calculate_path(self, key, i, root_dir, folder, enforce_below_root=False): """ Constructs a path and file name from a loaded file based on the arguments. Parameters ---------- key, i : (:obj:`str`, :obj:`int`) ID from which to construct the new path and filename. folder : :obj:`str` Where to store the file. Can be relative to ``root_dir`` or absolute, in which case ``root_dir`` is ignored. If ``folder`` is relative, the behaviour depends on whether it starts with a dot ``.`` or not: If it does, the folder is created at every end point of the relative tree structure under ``root_dir``. If it doesn't, it is created only once, relative to ``root_dir``, and the relative tree structure is build below. root_dir : :obj:`str`, optional Defaults to None, meaning that the original root directory is used that was added to the Parse object. Otherwise, pass a directory to rebuild the original substructure. If ``folder`` is an absolute path, ``root_dir`` is ignored. enforce_below_root : :obj:`bool`, optional If True is passed, the computed paths are checked to be within ``root_dir`` or ``folder`` respectively. """ if folder is not None and (os.path.isabs(folder) or '~' in folder): folder = resolve_dir(folder) path = folder else: root = self.scan_paths[key][i] if root_dir is None else resolve_dir(root_dir) if folder is None: path = root elif folder[0] == '.': path = os.path.abspath(os.path.join(root, self.rel_paths[key][i], folder)) else: path = os.path.abspath(os.path.join(root, folder, self.rel_paths[key][i])) base = os.path.basename(root) if enforce_below_root and path[:len(base)] != base: self.logger.error(f"Not allowed to store files above the level of root {root}.\nErroneous path: {path}") return None return path def _collect_annotations_objects_references(self, keys=None, ids=None): """ Updates the dictionary self._annotations with all parsed Scores that have labels attached (or not any more). """ if ids is None: ids = list(self._iterids(keys, only_parsed_mscx=True)) updated = {} for id in ids: if id in self._parsed_mscx: score = self._parsed_mscx[id] if score is not None: if 'annotations' in score: updated[id] = score.annotations elif id in self._annotations: del (self._annotations[id]) else: del (self._parsed_mscx[id]) self._annotations.update(updated) def _handle_path(self, full_path, key=None): full_path = resolve_dir(full_path) if os.path.isfile(full_path): file_path, file = os.path.split(full_path) file_name, file_ext = os.path.splitext(file) rel_path = os.path.relpath(file_path, self.last_scanned_dir) if key is None: key = rel_path subdir = rel_path else: subdir = get_path_component(rel_path, key) if file in self.files[key]: same_name = [i for i, f in enumerate(self.files[key]) if f == file] if any(True for i in same_name if self.rel_paths[key][i] == rel_path): self.logger.error( f"""The file name {file} is already registered for key '{key}' and both files have the relative path {rel_path}. Load one of the identically named files with a different key using add_dir(key='KEY').""") return (None, None) self.logger.debug( f"The file {file} is already registered for key '{key}' but can be distinguished via the relative path {rel_path}.") i = len(self.full_paths[key]) self.full_paths[key].append(full_path) self.scan_paths[key].append(self.last_scanned_dir) self.rel_paths[key].append(rel_path) self.subdirs[key].append(subdir) self.paths[key].append(file_path) self.files[key].append(file) self.logger_names[(key, i)] = file_name.replace('.', '') self.fnames[key].append(file_name) self.fexts[key].append(file_ext) return key, len(self.paths[key]) - 1 else: self.logger.error("No file found at this path: " + full_path) return (None, None) def _infer_tsv_type(self, df): type2cols = { 'notes': ['tpc', 'midi'], 'events': ['event'], 'chords': ['chord_id'], 'rests': ['nominal_duration'], 'measures': ['act_dur'], 'expanded': ['numeral'], 'labels': ['label_type'], 'cadences': ['cadence'], 'metadata': ['last_mn', 'md5'], } for t, columns in type2cols.items(): if any(True for c in columns if c in df.columns): return t if any(True for c in ['mc', 'mn'] if c in df.columns): return 'labels' return def _iterids(self, keys=None, only_parsed_mscx=False, only_parsed_tsv=False, only_attached_annotations=False, only_detached_annotations=False): """Iterator through IDs for a given set of keys. Parameters ---------- keys only_parsed_mscx only_attached_annotations only_detached_annotations Yields ------ :obj:`tuple` (str, int) """ keys = self._treat_key_param(keys) for key in sorted(keys): for id in make_id_tuples(key, len(self.fnames[key])): if only_parsed_mscx or only_attached_annotations or only_detached_annotations: if id not in self._parsed_mscx: continue if only_attached_annotations: if 'annotations' in self._parsed_mscx[id]: pass else: continue elif only_detached_annotations: if self._parsed_mscx[id].has_detached_annotations: pass else: continue elif only_parsed_tsv: if id in self._parsed_tsv: pass else: continue yield id def _iter_subdir_selectors(self, keys=None, ids=None): """ Iterate through the specified ids grouped by subdirs. Yields ------ :obj:`tuple` (key: str, subdir: str, ixs: list) tuples. IDs can be created by combining key with each i in ixs. The yielded ``ixs`` are typically used as parameter for ``.utils.iter_selection``. """ if ids is not None: grouped_ids = group_id_tuples(ids) else: grouped_ids = {k: list(range(len(self.fnames[k]))) for k in self._treat_key_param(keys)} for k, ixs in grouped_ids.items(): subdirs = self.subdirs[k] for subdir in sorted(set(iter_selection(subdirs, ixs))): yield k, subdir, [i for i in ixs if subdirs[i] == subdir] def _parse(self, key, i, logger_cfg={}, labels_cfg={}, read_only=False): """Performs a single parse and returns the resulting Score object or None.""" path = self.full_paths[key][i] file = self.files[key][i] self.logger.debug(f"Attempting to parse {file}") try: logger_cfg['name'] = self.logger_names[(key, i)] score = Score(path, read_only=read_only, labels_cfg=labels_cfg, logger_cfg=logger_cfg, ms=self.ms) if score is None: self.logger.debug(f"Encountered errors when parsing {file}") else: self.logger.debug(f"Successfully parsed {file}") # self._parsed_mscx[(key, i)] = score return score except (KeyboardInterrupt, SystemExit): self.logger.info("Process aborted.") raise except: self.logger.error(f"Unable to parse {path} due to the following exception:\n" + traceback.format_exc()) return None def _score_ids(self, keys=None, score_extensions=None, native=True, convertible=True, opposite=False): """ Return IDs of all detected scores with particular file extensions, or all others if ``opposite==True``. Parameters ---------- keys : :obj:`str` or :obj:`collections.abc.Iterable`, optional Only get IDs for particular keys. score_extensions : :obj:`collections.abc.Collection`, optional Get IDs for files with the given extensions (each starting with a dot). If this parameter is defined, ``native```and ``convertible`` are being ignored. native : :obj:`bool`, optional If ``score_extensions`` is not set, ``native=True`` selects all scores that ms3 can parse without using a MuseScore 3 executable. convertible : :obj:`bool`, optional If ``score_extensions`` is not set, ``convertible=True`` selects all scores that ms3 can parse as long as a MuseScore 3 executable is defined. opposite : :obj:`bool`, optional Set to True if you want to get the IDs of all the scores that do NOT have the specified extensions. Returns ------- :obj:`list` A list of IDs. """ if score_extensions is None: score_extensions = [] if native: score_extensions.extend(Score.native_formats) if convertible: score_extensions.extend(Score.convertible_formats) if opposite: return [(k, i) for k, i in self._iterids(keys) if self.fexts[k][i][1:].lower() not in score_extensions] return [(k, i) for k, i in self._iterids(keys) if self.fexts[k][i][1:].lower() in score_extensions] def _store_mscx(self, key, i, folder, suffix='', root_dir=None, overwrite=False, simulate=False): """ Creates a MuseScore 3 file from the Score object at the given ID (key, i). Parameters ---------- key, i : (:obj:`str`, :obj:`int`) ID from which to construct the new path and filename. root_dir : :obj:`str`, optional Defaults to None, meaning that the original root directory is used that was added to the Parse object. Otherwise, pass a directory to rebuild the original substructure. If ``folder`` is an absolute path, ``root_dir`` is ignored. folder : :obj:`str` Where to store the file. Can be relative to ``root_dir`` or absolute, in which case ``root_dir`` is ignored. If ``folder`` is relative, the behaviour depends on whether it starts with a dot ``.`` or not: If it does, the folder is created at every end point of the relative tree structure under ``root_dir``. If it doesn't, it is created only once, relative to ``root_dir``, and the relative tree structure is build below. suffix : :obj:`str`, optional Suffix to append to the original file name. overwrite : :obj:`bool`, optional Pass True to overwrite existing files. simulate : :obj:`bool`, optional Set to True if no files are to be written. Returns ------- :obj:`str` Path of the stored file. """ id = (key, i) logger = get_logger(self.logger_names[id]) fname = self.fnames[key][i] if id not in self._parsed_mscx: logger.error(f"No Score object found. Call parse_mscx() first.") return path = self._calculate_path(key=key, i=i, root_dir=root_dir, folder=folder) if path is None: return fname = fname + suffix + '.mscx' file_path = os.path.join(path, fname) if os.path.isfile(file_path): if simulate: if overwrite: logger.warning(f"Would have overwritten {file_path}.") return logger.warning(f"Would have skipped {file_path}.") return elif not overwrite: logger.warning(f"Skipped {file_path}.") return if simulate: logger.debug(f"Would have written score to {file_path}.") else: os.makedirs(path, exist_ok=True) self._parsed_mscx[id].store_mscx(file_path) logger.debug(f"Score written to {file_path}.") return file_path def _store_tsv(self, df, key, i, folder, suffix='', root_dir=None, what='DataFrame', simulate=False, **kwargs): """ Stores a given DataFrame by constructing path and file name from a loaded file based on the arguments. Parameters ---------- df : :obj:`pandas.DataFrame` DataFrame to store as a TSV. key, i : (:obj:`str`, :obj:`int`) ID from which to construct the new path and filename. folder, root_dir : :obj:`str` Parameters passed to :py:meth:`_calculate_path`. suffix : :obj:`str`, optional Suffix to append to the original file name. what : :obj:`str`, optional Descriptor, what the DataFrame contains for more informative log message. simulate : :obj:`bool`, optional Set to True if no files are to be written. **kwargs: Arguments for :py:meth:`pandas.DataFrame.to_csv`. Defaults to ``{'sep': '\t', 'index': False}``. If 'sep' is changed to a different separator, the file extension(s) will be changed to '.csv' rather than '.tsv'. Returns ------- :obj:`str` Path of the stored file. """ def restore_logger(val): nonlocal prev_logger self.logger = prev_logger return val prev_logger = self.logger fname = self.fnames[key][i] # make sure all subloggers store their information into Parse.log if it is being used # file = None if self.logger.logger.file_handler is None else self.logger.logger.file_handler.baseFilename # self.update_logger_cfg(name=self.logger_names[(key, i)] + f":{what}", file=file) if df is None: self.logger.debug(f"No DataFrame for {what}.") return restore_logger(None) path = self._calculate_path(key=key, i=i, root_dir=root_dir, folder=folder) if path is None: return restore_logger(None) if 'sep' not in kwargs: kwargs['sep'] = '\t' if 'index' not in kwargs: kwargs['index'] = False ext = '.tsv' if kwargs['sep'] == '\t' else '.csv' fname = fname + suffix + ext file_path = os.path.join(path, fname) if simulate: self.logger.debug(f"Would have written {what} to {file_path}.") else: os.makedirs(path, exist_ok=True) no_collections_no_booleans(df, logger=self.logger).to_csv(file_path, **kwargs) self.logger.debug(f"{what} written to {file_path}.") return restore_logger(file_path) def _treat_key_param(self, keys): if keys is None: keys = list(self.full_paths.keys()) elif isinstance(keys, str): keys = [keys] return [k for k in sorted(set(keys)) if k in self.files] def _treat_label_type_param(self, label_type): if label_type is None: return None all_types = {str(k): k for k in self.count_label_types().keys()} if isinstance(label_type, int) or isinstance(label_type, str): label_type = [label_type] lt = [str(t) for t in label_type] def matches_any_type(user_input): return any(True for t in all_types if user_input in t) def get_matches(user_input): return [t for t in all_types if user_input in t] not_found = [t for t in lt if not matches_any_type(t)] if len(not_found) > 0: plural = len(not_found) > 1 plural_s = 's' if plural else '' self.logger.warning( f"No labels found with {'these' if plural else 'this'} label{plural_s} label_type{plural_s}: {', '.join(not_found)}") return [all_types[t] for user_input in lt for t in get_matches(user_input)]
[docs] def update_metadata(self): """Uses all parsed metadata TSVs to update the information in the corresponding parsed MSCX files and returns the IDs of those that have been changed.""" if len(self._metadata) == 0: self.logger.debug("No parsed metadata found.") return old = self._metadata.set_index(['rel_paths', 'fnames']) new = self.metadata() excluded_cols = ['ambitus', 'annotated_key', 'KeySig', 'label_count', 'last_mc', 'last_mn', 'musescore', 'TimeSig'] old_cols = sorted([c for c in old.columns if c not in excluded_cols and c[:5] != 'staff']) parsed = old.index.map(lambda i: i in new.index) relevant = old.loc[parsed, old_cols] updates = defaultdict(dict) for i, row in relevant.iterrows(): new_row = new.loc[i] for j, val in row[row.notna()].iteritems(): val = str(val) if j not in new_row or str(new_row[j]) != val: updates[i][j] = val l = len(updates) ids = [] if l > 0: for (rel_path, fname), new_dict in updates.items(): id = self.idx2id(rel_path=rel_path, fname=fname) if id not in self._parsed_mscx: continue tags = self._parsed_mscx[id].mscx.parsed.metatags for name, val in new_dict.items(): tags[name] = val self._parsed_mscx[id].mscx.parsed.update_metadata() get_logger(self.logger_names[id]).debug(f"Updated with {new_dict}") ids.append(id) self.logger.info(f"{l} files updated.") else: self.logger.info("Nothing to update.") return ids
def __getstate__(self): """ Override the method of superclass """ return self.__dict__ # def expand_labels(self, keys=None, how='dcml'): # keys = self._treat_key_param(keys) # scores = {id: score for id, score in self._parsed.items() if id[0] in keys} # res = {} # for id, score in scores.items(): # if score.mscx._annotations is not None: # exp = score.annotations.expanded # self._expandedlists[id] = exp # res[id + ('expanded',)] = exp # return res # def __getattr__(self, item): # if item in self.fexts: # is an existing key # fexts = self.fexts[item] # res = {} # for i, ext in enumerate(fexts): # id = (item, i) # ix = str(self._index[id]) # if ext == '.mscx': # if id in self._parsed_mscx: # ix += " (parsed)" # val = str(self._parsed_mscx[id]) # else: # ix += " (not parsed)" # val = self.full_paths[item][i] # else: # if id in self._parsed_tsv: # df = self._parsed_tsv[id] # if isinstance(df, Annotations): # ix += " (parsed annotations)" # val = str(df) # else: # t = self._tsv_types[id] if id in self._tsv_types else 'unrecognized DataFrame' # ix += f" (parsed {t}, length {len(df)})" # val = df.head(5).to_string() # else: # ix += " (not parsed)" # val = self.full_paths[item][i] # ix += f"\n{'-' * len(ix)}\n" # if ext != '.mscx': # ix += f"{self.full_paths[item][i]}\n" # print(f"{ix}{val}\n") # else: # raise AttributeError(item) # def __getattr__(self, item): # ext = f".{item}" # ids = [(k, i) for k, i in self._iterids() if self.fexts[k][i] == ext] # if len(ids) == 0: # self.logger.info(f"Includes no files with the extension {ext}") # return ids def _get_view(self, key): if key in self._views: return self._views[key] if key in self.files: self._views[key] = View(self, key) return self._views[key] self.logger.info(f"Key '{key}' not found.") return def __getitem__(self, item): if isinstance(item, str): return self._get_view(item) elif isinstance(item, tuple): key, i, *_ = item if key in self.files and i < len(self.files[key]): id = (key, i) else: self.logger.info(f"{item} is an invalid ID.") return None else: self.logger.info(f"Not prepared to be subscripted by '{type(item)}' object {item}.") if id in self._parsed_tsv: return self._parsed_tsv[id] if id in self._parsed_mscx: return self._parsed_mscx[id] if id in self._annotations: return self._annotations[id] self.logger.warning(f"{self.full_paths[key][i]} has or could not be(en) parsed.") def __repr__(self): return self.info(return_str=True)
[docs]class View(Parse): def __init__(self, p: Parse, key: str = None): self.p = p # parent parse object self.key = key self._state = (0, 0, 0) # (n_files, n_parsed_scores, n_parsed_tsv) self._pieces = {} logger_cfg = self.p.logger_cfg logger_cfg['name'] = self.key super(Parse, self).__init__(subclass='View', logger_cfg=logger_cfg) # initialize loggers self._metadata = pd.DataFrame() self.metadata_id = None """:obj:`tuple` ID of the detected metadata TSV file if any. None means that none has been detected, meaning that :attr:`.metadata` corresponds to the metadata included in the parsed scores. """ @property def metadata(self): if self.metadata_id is None: # always give preference to parsed metadata files because they might contain additional information metadata_tsv = self.p.metadata_tsv(self.key) if len(metadata_tsv) > 0: id = list(metadata_tsv.keys())[0] self.metadata_id = id self._metadata = metadata_tsv[id] k, i = self.metadata_id self.logger.debug(f"Metadata detected in '{self.p.files[k][i]}' @ ID {self.metadata_id}.") if self.metadata_id is None: score_ids = self.score_ids if len(score_ids) > 0: _, indices = zip(*self.score_ids) if len(score_ids) > len(self._metadata): self._metadata = self.score_metadata() self.logger.debug(f"Metadata updated from parsed scores at indices {indices}.") else: self.logger.debug(f"Showing metadata from parsed scores at indices {indices}.") else: k, i = self.metadata_id self.logger.debug(f"Showing metadata from '{self.p.files[k][i]}' @ ID {self.metadata_id}.") if len(self._metadata) == 0: self.logger.info(f"No scores and no metadata TSV file have been parsed so far.") return self._metadata def score_metadata(self): return self.p.metadata(self.key) @property def score_ids(self): parsed = list(self.p._iterids(self.key, only_parsed_mscx=True)) n_parsed = len(parsed) if n_parsed == 0: self.logger.debug(f"No scores have been parsed. Use method Parse.parse_mscx(keys='{self.key}')") return parsed @property def names(self): """A list of the View's filenames used for matching corresponding files in different folders. If metadata.tsv was parsed, the column ``fnames`` is used as authoritative list for this corpus.""" md = self.metadata if 'fnames' in md.columns: fnames = md.fnames.to_list() if len(fnames) > md.fnames.nunique(): vc = md.fnames.value_counts(dropna=False) self.logger.info(f"The following file names occur more than once in the metadata: {vc[vc > 1]}") return fnames self.logger.debug("No file names present in metadata.") return []
[docs] def pieces(self, parsed_only=False): """Based on :py:attr:`fnames`, return a DataFrame that matches the numerical part of IDs of files that correspond to each other. """ if self._state > (0, 0, 0) and \ (len(self.p.full_paths[self.key]), len(self.p._parsed_mscx), len(self.p._parsed_tsv)) == self._state and \ parsed_only in self._pieces: self.logger.debug(f"Using cached DataFrame for parameter parsed_only={parsed_only}") return self._pieces[parsed_only] pieces = {} # result fnames = self.names for metadata_i, fname in enumerate(fnames): ids = self.p.fname2ids(fname, self.key) detected = defaultdict(list) suffixes = {} for id, fn in ids.items(): if fn != fname: suffixes[id] = fn[len(fname):] k, i = id if id in self.p._parsed_mscx: detected['scores'].append(str(i)) elif id in self.p._tsv_types: detected[self.p._tsv_types[id]].append(str(i)) elif not parsed_only: typ = path2type(self.p.full_paths[k][i], logger=self.p.logger_names[id]) detected[typ].append(f"{i}*") pieces[metadata_i] = dict(fnames=fname) # start building the DataFrame row based on detected matches for typ, indices in detected.items(): n = len(indices) if n == 1: pieces[metadata_i][typ] = indices[0] elif n > 1: ixs = [int(re.match(r"(\d+)\*?", ix).group(1)) for ix in indices] k = self.key distinguish = [self.p.subdirs[k][ix] for ix in ixs] for j, ix in enumerate(ixs): id = (k, ix) if id in suffixes: distinguish[j] += f"[{suffixes[id]}]" if len(distinguish) > len(set(distinguish)): for j, ix in enumerate(ixs): distinguish[j] += self.p.fexts[k][ix] for ix, dist in zip(indices, distinguish): pieces[metadata_i][f"{typ}:{dist}"] = ix # else: leave empty try: res = pd.DataFrame.from_dict(pieces, orient='index', dtype='string') res.index.name = 'metadata_row' except: print(pieces) raise # caching current_state = (len(self.p.full_paths[self.key]), len(self.p._parsed_mscx), len(self.p._parsed_tsv)) if current_state > self._state and (not parsed_only) in self._pieces: del(self._pieces[not parsed_only]) self._state = current_state self._pieces[parsed_only] = res return res
def info(self, return_str=False): info = f"View on key {self.key}" info += '\n' + '_' * len(info) + '\n\n' md = self.metadata if self.metadata_id is None: score_ids = self.score_ids if len(score_ids) > 0: _, indices = zip(*score_ids) info += f"No metadata.tsv found. Constructed metadata from parsed scores at indices {indices}.\n" else: info += f"No metadata present. Parse scores and/or metadata TSV files.\n" else: k, i = self.metadata_id info += f"Found metadata in '{self.p.files[k][i]}' @ ID {self.metadata_id}.\n" if len(md) > 0: piece_matrix = self.pieces() if len(piece_matrix.columns) == 1: info += "\nNo files detected that would match the file names listed in the metadata" else: info += "\nFile names & associated indices" asterisk = False for _, column in piece_matrix.iteritems(): try: if column.str.contains('*', regex=False).any(): asterisk = True break except: pass if asterisk: info += " (* means file has not been parsed; type inferred from path)" info += f":\n\n{piece_matrix.fillna('').to_string()}" if return_str: return info print(info) def iter(self, columns): standard_cols = list(self.p._lists.keys()) piece_matrix = self.pieces(parsed_only=True) available = '\n'.join(sorted(piece_matrix.columns[1:])) parsed_scores_present = 'scores' in piece_matrix.columns n, d = piece_matrix.shape if n == 0 or d == 1: self.logger.error("No files present.") return # look for and treat wildcard arguments cols = [] if isinstance(columns, str): columns = [columns] for c in columns: if isinstance(c, str) and c[-1] == '*': col_name = c[:-1] resolved = [col for col in piece_matrix.columns if col.startswith(col_name)] if col_name in standard_cols and col_name not in resolved and parsed_scores_present: resolved = [col_name] + resolved if len(resolved) == 0: self.logger.error(f"Unable to resolve wildcard expression '{c}'. Available columns:\n{available}") return if len(resolved) == 1: resolved = resolved[0] self.logger.debug(f"{c} resolved to {resolved}.") cols.append(resolved) else: cols.append(c) # check if arguments correspond to existing columns or if parsed scores are available flattened = list(iter_nested(cols)) if parsed_scores_present: missing = [c for c in flattened if c not in standard_cols and c not in piece_matrix.columns] flattened = [c for c in flattened if c in piece_matrix.columns] else: missing = [c for c in flattened if c not in piece_matrix.columns] if len(missing) > 0: self.logger.error(f"The following columns were not recognized: {missing}. You could try using the wildcard *\nCurrently available types among parsed TSV files:\n{available}") return def get_dataframe(ids, column): if 'scores' in ids and not pd.isnull(ids['scores']) and column in standard_cols: i = int(ids['scores']) score = self.p[(self.key, i)] df = score.mscx.__getattribute__(column) if df.shape[0] > 0: score.logger.debug(f"Using the {column} DataFrame from parsed score {self.p.full_paths[self.key][i]}.") return df, self.p.full_paths[self.key][i] else: score.logger.debug(f"Property {column} of Score({self.p.full_paths[self.key][i]}) yielded an empty DataFrame.") if column in ids and not pd.isnull(ids[column]): i = int(ids[column]) return self.p._parsed_tsv[(self.key, i)], self.p.full_paths[self.key][i] return (None, None) plural = 's' if len(cols) > 1 else '' self.logger.debug(f"Iterating through the following files, {len(cols)} file{plural} per iteration, based on the argument columns={cols}:\n{piece_matrix[flattened]}") for md, ids in zip(self.metadata.to_dict(orient='records'), piece_matrix.to_dict(orient='records')): result, paths = [], [] for c in cols: if isinstance(c, str): df, path = get_dataframe(ids, c) else: for cc in c: df, path = get_dataframe(ids, cc) if df is not None: break result.append(df) paths.append(path) result = (md, paths) + tuple(result) yield result
### this would make sense if the arguments of parent's methods could be automatically called with keys=self.key # def __getattr__(self, item): # return self.p.__getattribute__(item)