def get_package_url(cls, package, session=None, silent=False):
        response = get("{}/packages/{}".format(cls.bower_base_uri, package))
        return response.json().get("url", None)
def test_impl(df):
            B = df.A.str.split(',')
            C = pd.to_numeric(B.str.get(1), errors='coerce')
            return C