Function correct_relative_import

mypy/util.py:359–371

(
    cur_mod_id: str, relative: int, target: str, is_cur_package_init_file: bool
)

def correct_relative_import(
    cur_mod_id: str, relative: int, target: str, is_cur_package_init_file: bool
) -> tuple[str, bool]:
    if relative == 0:
        return target, True
    parts = cur_mod_id.split(".")
    rel = relative
    if is_cur_package_init_file:
        rel -= 1
    ok = len(parts) >= rel
    if rel != 0:
        cur_mod_id = ".".join(parts[:-rel])
    return cur_mod_id + (("." + target) if target else ""), ok


fields_cache: Final[dict[type[object], list[str]]] = {}