pip update python3 code example
Example 1: python update pip3
pip3 install --upgrade pip
Example 2: install pip3
sudo apt install python3-pip
Example 3: pip upgrade python
pip freeze | %{$_.split('==')[0]} | %{pip install --upgrade $_}
pip3 install --upgrade pip
sudo apt install python3-pip
pip freeze | %{$_.split('==')[0]} | %{pip install --upgrade $_}