Method find_lib_path_dirs

mypy/modulefinder.py:262–276

Find which elements of a lib_path have the directory a module needs to exist.

(self, id: str, lib_path: tuple[str, ...])

        return None

    def find_lib_path_dirs(self, id: str, lib_path: tuple[str, ...]) -> PackageDirs:
        """Find which elements of a lib_path have the directory a module needs to exist."""
        components = id.split(".")
        dir_chain = os.sep.join(components[:-1])  # e.g., 'foo/bar'

        dirs = []
        for pathitem in self.get_toplevel_possibilities(lib_path, components[0]):
            # e.g., '/usr/lib/python3.4/foo/bar'
            if dir_chain:
                dir = os_path_join(pathitem, dir_chain)
            else:
                dir = pathitem
            if self.fscache.isdir(dir):
                dirs.append((dir, True))
        return dirs

    def get_toplevel_possibilities(self, lib_path: tuple[str, ...], id: str) -> list[str]:
        """Find which elements of lib_path could contain a particular top-level module.