def make_url(name_or_url):

    if isinstance(name_or_url, util.string_types):
        return _parse_rfc1738_args(name_or_url)
    else:
        return name_or_url
Given a string or unicode instance, produce a new URL instance.
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/engine/url.py/make_url