SSL: TLSV1_ALERT_PROTOCOL_VERSION tlsv1 alert protocol version

Problem:

Could not fetch URL https://pypi.python.org/simple/flask/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:661) - skipping

 Solution:

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python get-pip.py