1# Copyright 2024 Google LLC 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15API_VERSION_METADATA_KEY = "x-goog-api-version" 16 17 18def to_api_version_header(version_identifier): 19 """Returns data for the API Version header for the given `version_identifier`. 20 21 Args: 22 version_identifier (str): The version identifier to be used in the 23 tuple returned. 24 25 Returns: 26 Tuple(str, str): A tuple containing the API Version metadata key and 27 value. 28 """ 29 return (API_VERSION_METADATA_KEY, version_identifier) 30