def bundle_collaborator_add(self, bundle_link, collaborator=None):
        params = dict(bundle_link=bundle_link)
        if collaborator is not None:
            params["collaborator"] = collaborator
        data = self._call_oauth2_metrics("v3/bundle/collaborator_add", params)
        return data
add a collaborator a bundle
dataset/ETHPy150Open bitly/bitly-api-python/bitly_api/bitly_api.py/Connection.bundle_collaborator_add