ryzen@cp7:~$ python
Command 'python' not found, did you mean:

command 'python3' from deb python3

root@DESKTOP-I:/usr/bin# echo alias python=python3 >> .bashrc
root@DESKTOP-I:/usr/bin#  . ./.bashrc
root@DESKTOP-I:/usr/bin# python
Python 3.8.2 (default, Mar 13 2020, 10:14:16)
[GCC 9.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.

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原文链接：https://blog.csdn.net/qq_37797234/article/details/106210394