Gets meta data from launchpad for the given package.
    :param session: requests Session instance
    :param name: str, package
    :return: dict, meta data

def get_metadata(session, name):
    """
    Gets meta data from launchpad for the given package.
    :param session: requests Session instance
    :param name: str, package
    :return: dict, meta data
    """
    resp = session.get(
        "https://api.launchpad.net/1.0/{}/releases".format(name))
    if resp.status_code == 200:
        return resp.json()
    return {}