Source code for renku.core.models.provenance.processes

# -*- coding: utf-8 -*-
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# Copyright 2018-2020- Swiss Data Science Center (SDSC)
# A partnership between École Polytechnique Fédérale de Lausanne (EPFL) and
# Eidgenössische Technische Hochschule Zürich (ETHZ).
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# Licensed under the Apache License, Version 2.0 (the "License");
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#     http://www.apache.org/licenses/LICENSE-2.0
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"""Represent provenance processes."""

import weakref

import attr

from renku.core.models.entities import CommitMixin


[docs]@attr.s(cmp=False,) class Process(CommitMixin): """Represent a process.""" _activity = attr.ib( default=None, kw_only=True, converter=lambda value: weakref.ref(value) if value is not None else None ) @property def activity(self): """Return the activity object.""" return self._activity()
[docs]@attr.s(cmp=False,) class Workflow(Process): """Represent workflow with subprocesses.""" subprocesses = attr.ib(kw_only=True)
[docs] @subprocesses.default def default_subprocesses(self): """Load subprocesses.""" return [subprocess.association.plan for subprocess in self.activity.subprocesses.values()]