【Python】升级Python版本

2020-08-06

macOS

1 2	$ brew install python3 $ brew link python@3.8

This PPA contains more recent Python versions packaged for Ubuntu. Install ppa by running the following command.

1	$ sudo add-apt-repository ppa:deadsnakes/ppa

Now, update your packages by running the following command.

1	$ sudo apt-get update

1	$ sudo apt-get install python3.8

Add python3.6 & python3.7 to update-alternatives

1 2	$ sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.7 1 $ sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.8 2

Update python3 to point to python3.8

1	$ sudo update-alternatives --config python3

Enter 2 for python3.8

Test the version of python

1 2	$ python3 -V Python 3.8.0