import os.path


def _mkdir_and_open(path):
    dirname = os.path.dirname(path)

    if len(dirname) > 0:
        if not os.path.isdir(dirname):
            os.mkdir(dirname)

    return open(path, "w")


def mk_parents(path: str):
    dirname = os.path.dirname(path)

    if len(dirname) == 0:
        return

    if not os.path.isdir(dirname):
        os.mkdir(dirname)