26 lines
		
	
	
		
			949 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			949 B
		
	
	
	
		
			Python
		
	
	
	
	
	
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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