问题

Traceback (most recent call last):
File “/usr/bin/pip”, line 7, in
from pip._internal.cli.main import main
File “/usr/lib/python2.7/site-packages/pip/init.py”, line 1, in
from typing import List, Optional
ImportError: No module named typing

解决

python 3

wget https://bootstrap.pypa.io/get-pip.py
sudo python get-pip.py

python 2.7

wget https://bootstrap.pypa.io/pip/2.7/get-pip.py
sudo python get-pip.py