Install Python3.7 on Windows Subsystem for Linux (WSL)

​1. Install the python3.7 package using apt-get

sudo apt-get install python3.7

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

​sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.6 1
sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.7 2

3. Update python3 to point to python3.7

sudo update-alternatives --config python3

4. Test the version of python

python3 -v

5. Solve Error

sudo apt-get remove python3-apt -y