1# Copyright 2016 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
15"""Google OAuth 2.0 Library for Python."""
16
17import sys
18import warnings
19
20
21class Python37DeprecationWarning(DeprecationWarning): # pragma: NO COVER
22 """
23 Deprecation warning raised when Python 3.7 runtime is detected.
24 Python 3.7 support will be dropped after January 1, 2024.
25 """
26
27 pass
28
29
30# Raise warnings for deprecated versions
31eol_message = """
32 You are using a Python version {} past its end of life. Google will update
33 google-auth with critical bug fixes on a best-effort basis, but not
34 with any other fixes or features. Please upgrade your Python version,
35 and then update google-auth.
36 """
37if sys.version_info.major == 3 and sys.version_info.minor == 8: # pragma: NO COVER
38 warnings.warn(eol_message.format("3.8"), FutureWarning)
39elif sys.version_info.major == 3 and sys.version_info.minor == 9: # pragma: NO COVER
40 warnings.warn(eol_message.format("3.9"), FutureWarning)