How do I match exact words in Python?

Using regular expressions to match exact words in python.

What is RegEx(Regular Expressions): A RegEx, or Regular Expression, maybe a sequence of characters that forms a search pattern.

RegEx can be used to check whether a string contains a specified search pattern or not.

Python has an in-built package called re module. re module works as a regular expression.

Firstly, Import the re module

import re 
str = "This is python re module" 
x = re.search("re", str) 
if x: 
print("YES! We have a match!") 
else: 
print("No match")