1# Copyright 2022 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"""Example to showcase how to serialize a keyset as a cleartext.""" 15# [START tink_walkthrough_write_cleartext_keyset] 16from typing import TextIO 17 18import tink 19 20from tink import cleartext_keyset_handle 21 22 23def WriteKeyset(keyset: tink.KeysetHandle, text_io_stream: TextIO) -> None: 24 """Serializes a keyset to JSON-serialized and writes it to text_io_stream. 25 26 Args: 27 keyset: Handle to a keyset to serialize. 28 text_io_stream: I/O stream where writng the Keyset to. 29 30 Raises: 31 tink.TinkError in case of errors. 32 """ 33 cleartext_keyset_handle.write(tink.JsonKeysetWriter(text_io_stream), keyset) 34 35 36# [END tink_walkthrough_write_cleartext_keyset] 37