python 패키지 설치시 SSL: CERTIFICATE_VERIFY_FAILED 오류 해결

--trusted-host 사용
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R:\>python -m pip install --upgrade --trusted-host pypi.python.org kivy
Collecting kivy
  Downloading Kivy-1.9.1-cp34-none-win_amd64.whl (7.6MB)
    100% |################################| 7.6MB 8.5MB/s
Collecting Kivy-Garden>=0.1.4 (from kivy)
  Downloading kivy-garden-0.1.4.tar.gz
Collecting requests (from Kivy-Garden>=0.1.4->kivy)
  Downloading requests-2.12.3-py2.py3-none-any.whl (575kB)
    100% |################################| 583kB 7.9MB/s
Installing collected packages: requests, Kivy-Garden, kivy
  Running setup.py install for Kivy-Garden ... done
Successfully installed Kivy-Garden-0.1.4 kivy-1.9.1 requests-2.12.3

R:\>

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