23 lines
839 B
Python
23 lines
839 B
Python
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try:
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import numpy as np
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## Wrap np.concatenate to catch and avoid a segmentation fault bug
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## (numpy trac issue #2084)
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if not hasattr(np, 'concatenate_orig'):
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np.concatenate_orig = np.concatenate
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def concatenate(vals, **kwds):
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"""Wrapper around numpy.concatenate (see pyqtgraph/numpy_fix.py)"""
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dtypes = [getattr(v, 'dtype', None) for v in vals]
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names = [getattr(dt, 'names', None) for dt in dtypes]
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if len(dtypes) < 2 or all([n is None for n in names]):
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return np.concatenate_orig(vals, **kwds)
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if any([dt != dtypes[0] for dt in dtypes[1:]]):
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raise TypeError("Cannot concatenate structured arrays of different dtype.")
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return np.concatenate_orig(vals, **kwds)
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np.concatenate = concatenate
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except ImportError:
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pass
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