Ubuntu20.04 安装了python3.9并设置python3.9为默认环境时，
terminal打不开了
gnome-terminal
出现以下error
Traceback (most recent call last):
File “/usr/bin/gnome-terminal”, line 9, in
from gi.repository import GLib, Gio
File “/usr/lib/python3/dist-packages/gi/init.py”, line 42, in
from . import _gi
importError: cannot import name ‘_gi’
ls /usr/lib/python3/dist-packages/gi/
cd /usr/lib/python3/dist-packages/gi/
sudo cp _gi.cpython-38m-x86_64-linux-gnu.so _gi.cpython-39m-x86_64-linux-gnu.so sudo cp _gi_cairo.cpython-38m-x86_64-linux-gnu.so _gi_cairo.cpython-39m-x86_64-linux-gnu.so
完美修复
