Find which version of package is installed with pip?

you may use pip show <package name>
For example:
pip show requests

Name: requests
Version: 2.25.1
Summary: Python HTTP for Humans.
Author: Kenneth Reitz
License: Apache 2.0
Location: c:\users\mohdev\appdata\roaming\python\python39\site-packages
Requires: chardet, certifi, urllib3, idna
Required-by: telebot

It gives you all information about installed packages in your system