pip install uwsgi 安裝報錯(親測)

 WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:645)'),)': /packages/e7/1e/3dcca007f974fe4eb369bf1b8629d5e342bb3055e2001b2e5340aaefae7a/uwsgi-2.0.18.tar.gz
/usr/local/python3.6/lib/python3.6/site-packages/pip/_vendor/urllib3/connection.py:326: SystemTimeWarning: System time is way off (before 2019-01-01). This will probably lead to SSL verification errors
  SystemTimeWarning,
ERROR: Could not install packages due to an EnvironmentError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Max retries exceeded with url: /packages/e7/1e/3dcca007f974fe4eb369bf1b8629d5e342bb3055e2001b2e5340aaefae7a/uwsgi-2.0.18.tar.gz (Caused by SSLError(SSLError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:645)'),))

把服務器時間修改成當前時間問題解決