def bundle_bundles_by_user(self, user=None, expand_user=False):
        params = dict()
        if user is not None:
            params["user"] = user
        if expand_user is True:
            params["expand_user"] = "true"
        data = self._call_oauth2_metrics("v3/bundle/bundles_by_user", params)
        return data
list bundles by user (defaults to authed user)
dataset/ETHPy150Open bitly/bitly-api-python/bitly_api/bitly_api.py/Connection.bundle_bundles_by_user