lib/python3.9/site-packages/pip/_vendor/urllib3/response.py", line 443, in _error_catcher
raise ReadTimeoutError_vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org'
下面是错误: ERROR: Could not install packages due to an OSError: HTTPSConnectionPool(host='storage.googleapis.com', port=443): Max retries exceeded with url: /tensorflow/window/cpu/tensorflow-1.8.0-py3-none-any.whl(Caused by ReadTimeoutError</e