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26 lines
949 B
Python
26 lines
949 B
Python
5 years ago
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from distutils.dep_util import newer_group
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# yes, this is was almost entirely copy-pasted from
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# 'newer_pairwise()', this is just another convenience
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# function.
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def newer_pairwise_group(sources_groups, targets):
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"""Walk both arguments in parallel, testing if each source group is newer
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than its corresponding target. Returns a pair of lists (sources_groups,
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targets) where sources is newer than target, according to the semantics
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of 'newer_group()'.
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"""
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if len(sources_groups) != len(targets):
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raise ValueError(
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"'sources_group' and 'targets' must be the same length")
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# build a pair of lists (sources_groups, targets) where source is newer
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n_sources = []
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n_targets = []
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for i in range(len(sources_groups)):
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if newer_group(sources_groups[i], targets[i]):
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n_sources.append(sources_groups[i])
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n_targets.append(targets[i])
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return n_sources, n_targets
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