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Click on a line that starts with a "+" to see the C code that Cython generated for it.

Raw output: _windowtemplate.pxi

 001: """
 002: Template for AdjustedArray windowed iterators.
 003: 
 004: This file is intended to be used by inserting it via a Cython include into a
 005: file that's defined a type symbol named `databuffer` that can be used like a
 006: 2-D numpy array.
 007: 
 008: See Also
 009: --------
 010: zipline.lib._floatwindow
 011: zipline.lib._intwindow
 012: zipline.lib._datewindow
 013: """
 014: from numpy cimport ndarray
+015: from numpy import asanyarray, dtype, issubdtype
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 017: 
+018: class Exhausted(Exception):
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 019:     pass
 020: 
 021: 
+022: cdef class AdjustedArrayWindow:
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 023:     """
 024:     An iterator representing a moving view over an AdjustedArray.
 025: 
 026:     Concrete subtypes should subclass this and provide a `data` attribute for
 027:     specific types.
 028: 
 029:     This object stores a copy of the data from the AdjustedArray over which
 030:     it's iterating.  At each step in the iteration, it mutates its copy to
 031:     allow us to show different data when looking back over the array.
 032: 
 033:     The arrays yielded by this iterator are always views over the underlying
 034:     data.
 035: 
 036:     The `rounding_places` attribute is an integer used to specify the number of
 037:     decimal places to which the data should be rounded, given that the data is
 038:     of dtype float. If `rounding_places` is None, no rounding occurs.
 039:     """
 040:     cdef:
 041:         # ctype must be defined by the file into which this is being copied.
+042:         readonly databuffer data
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 046:         Py_ssize_t perspective_offset
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 049:         list adjustment_indices
 050:         ndarray output
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