code: def _expand_containing_using_transitivity(self, containing_contigs):
          '''This uses a contined in b, and b contained in c to force a contained in c.
             Just in case a contained in c wasn't already found by nucmer'''
          for name in containing_contigs:
              containing_contigs[name] = self._get_all_containing(containing_contigs, name)
          return containing_contigf _expand_containing_using_transitivity(self, containing_contigs):
          '''This uses a contined in b, and b contained in c to force a contained in c.
             Just in case a contained in c wasn't already found by nucmer'''
          for name in containing_contigs:
              containing_contigs[name] = self._get_all_containing(containing_contigs, name)
          return containing_contigs
docs: This uses a contined in b, and b contained in c to force a contained in c.
             Just in case a contained in c wasn't already found by nucmer