当我尝试跑步时 点安装-U点
我明白了
Could not fetch URL https://pypi.python.org/simple/pip/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:590) - skipping
Requirement already up-to-date: pip in /Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg