[Python] ImportError: No module named _internal

如果遇到 pip 爛掉了

Traceback (most recent call last):
  File "/usr/local/bin/pip", line 7, in 
    from pip._internal import main
ImportError: No module named _internal

解決方式

cd ~
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
sudo python2.7 get-pip.py --force-reinstall

參考：https://stackoverflow.com/questions/49940813/pip-no-module-named-internal