Adding solution for question 279. Perfect Squares in Python

[NicholasHebert]

Pull Request Template

What have you Changed(must)

Added new code for the solution of question 279. Perfect Squares in Python

Issue no.(must) - #1645

#1645

Pr will be close and marked as spam. If issue number not found or issue was assigned to someone else.
Marking as spam can block your account from HacktoberFest.

Self Check(Tick After Making pull Request)

• This issue was assigned to me if not it will be marked as spam.
• My file is in the proper folder
• I am following clean code and Documentation.
• I have added the title and what program will do first in the file
• I have named the file as (Problem #). (Problem Title(in Camel Case)).(extension)
  ex. 2. AddToNumbers.py

README - How to Contribute

[juhikushwah]

@NicholasHebert please add relevant comments to explain what your code does.