Method _prepare_clean_paths

src/commoncode/resource.py:347–358

Return a new set of cleaned ``paths`` possibly empty. We convert to POSIX and ensure we have no slash at both ends.

(self, paths=tuple())

        self._populate()

    def _prepare_clean_paths(self, paths=tuple()):
        """
        Return a new set of cleaned ``paths`` possibly empty.
        We convert to POSIX and ensure we have no slash at both ends.
        """
        paths = (clean_path(p) for p in (paths or []) if p)

        # we sort by path segments (e.g. essentially a topo sort)
        def _sorter(p):
            return p.split("/")

        return sorted(paths, key=_sorter)

    def _setup_essentials(self, temp_dir=temp_dir, max_in_memory=10000):
        """