Method _update_ns_ancestors

mypy/modulefinder.py:372–378

(self, components: list[str], match: tuple[str, bool])

            return ModuleNotFoundReason.NOT_FOUND

    def _update_ns_ancestors(self, components: list[str], match: tuple[str, bool]) -> None:
        path, verify = match
        for i in range(1, len(components)):
            pkg_id = ".".join(components[:-i])
            if pkg_id not in self.ns_ancestors and self.fscache.isdir(path):
                self.ns_ancestors[pkg_id] = path
            path = os.path.dirname(path)

    def _can_find_module_in_parent_dir(self, id: str) -> bool:
        """Test if a module can be found by checking the parent directories