in python, please provide details on how to execute and code that i can edit.

Write the following function and provide a program to test it (main and function in one .py)

def lettersInBoth(str1, str2)

that takes two string argumentsstr1, str2 and returns a set consisting of the upper and lower case letters that are contained in both strings. Use the function letters(str1), from question 1, to turn the letters into sets.(Use intersect). 5 pts

Your code with comments

A screenshot of the execution

Test Case:

Enter string 1: abcdef

Enter string 2: abc

The set that is in both is: {a, b, c}