How do i import python libraries outside of standard library.

[divya1388]

For example how can i add beautifulsoup in the helper script. When i try to import "From bs4 import beautifulsoup" it gives the following error:
2020-05-13 20:11:09,321 ERROR pid=129034 tid=MainThread file=cim_actions.py:message:243 | sendmodaction - signature="Unexpected error: No module named 'bs4'." action_name="basic_email" search_name="test_arf" sid="1589415068.896" rid="0" app="TA-basic-app" user="admin" action_mode="adhoc" action_status="failure"