do you have to do anything else after installing a module in python code example

Example 1: how to install modules in python

# In cmd.exe type:     
pip install #module_name

Example 2: add python 3.9 to usr/bin

CXX="/usr/bin/g++"              \
./configure --prefix=/usr       \
            --enable-shared     \
            --with-system-expat \
            --with-system-ffi   \
            --with-ensurepip=yes &&
make