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