How to Substring a String in Python | phoenixNAP KB
How to Check if a Python String Contains a Substring? - AskPython
Check If Python String Contains Substring (4 Ways)
Python String Methods and Functions
Python: Find the first appearance of the substring 'not' and 'poor' from a given string, if 'not' follows the 'poor', replace the whole 'not'...'poor' substring with 'good'. Return the resulting string -
Python Regex: How Find a Substring in a String - YouTube
5 Ways to Find the Index of a Substring in Python | by Indhumathy Chelliah | Better Programming