Python error message: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol
ERROR: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol
If you got this error message, update your pip at first.
Update pip with curl https://bootstrap.pypa.io/get-pip.py | python
Could not fetch URL https://pypi.python.org/simple/google-cloud-storage/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version
Why? What's going on? Python org decided to stop supporting TLS, that is, macOS user who use version Sierra or older version needs to upgrade to pip(9.0.3) by yourself.
Reference: