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| # Copyright (c) 2023-2024, Zexin He | |
| # | |
| # Licensed under the Apache License, Version 2.0 (the "License"); | |
| # you may not use this file except in compliance with the License. | |
| # You may obtain a copy of the License at | |
| # | |
| # https://www.apache.org/licenses/LICENSE-2.0 | |
| # | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| import os | |
| NO_PROXY = "OPENLRM_NO_DATA_PROXY" in os.environ | |
| def no_proxy(func): | |
| """Decorator to disable proxy but then restore after the function call.""" | |
| def wrapper(*args, **kwargs): | |
| # http_proxy, https_proxy, HTTP_PROXY, HTTPS_PROXY, all_proxy | |
| http_proxy = os.environ.get('http_proxy') | |
| https_proxy = os.environ.get('https_proxy') | |
| HTTP_PROXY = os.environ.get('HTTP_PROXY') | |
| HTTPS_PROXY = os.environ.get('HTTPS_PROXY') | |
| all_proxy = os.environ.get('all_proxy') | |
| os.environ['http_proxy'] = '' | |
| os.environ['https_proxy'] = '' | |
| os.environ['HTTP_PROXY'] = '' | |
| os.environ['HTTPS_PROXY'] = '' | |
| os.environ['all_proxy'] = '' | |
| try: | |
| return func(*args, **kwargs) | |
| finally: | |
| os.environ['http_proxy'] = http_proxy | |
| os.environ['https_proxy'] = https_proxy | |
| os.environ['HTTP_PROXY'] = HTTP_PROXY | |
| os.environ['HTTPS_PROXY'] = HTTPS_PROXY | |
| os.environ['all_proxy'] = all_proxy | |
| if NO_PROXY: | |
| return wrapper | |
| else: | |
| return func | |