Method get_init_file

mypy/find_sources.py:226–239

Check whether a directory contains a file named __init__.py[i]. If so, return the file's name (with dir prefixed). If not, return None. This prefers .pyi over .py (because of the ordering of PY_EXTENSIONS).

(self, dir: str)

        return module_join(mod_prefix, name), base_dir

    def get_init_file(self, dir: str) -> str | None:
        """Check whether a directory contains a file named __init__.py[i].

        If so, return the file's name (with dir prefixed).  If not, return None.

        This prefers .pyi over .py (because of the ordering of PY_EXTENSIONS).
        """
        for ext in PY_EXTENSIONS:
            f = os.path.join(dir, "__init__" + ext)
            if self.fscache.isfile(f):
                return f
            if ext == ".py" and self.fscache.init_under_package_root(f):
                return f
        return None


def module_join(parent: str, child: str) -> str: