错误信息 livingbodygaint:~/.local/lib/python3.5/site-packages/pip$ pip3 --versionTraceback (most recent call last): File “/usr/bin/pip3”, line 9, in from pip import mainImportError: cannot import name 'main' 处理办法 更改/usr/bin/pip3为以下内容 livingbodygaint:~/