Write a test program that prompts the user to enter a phone

Question

Write a function that returns a number, given an uppercase letter, as follows:

def getNumber(uppercaseLetter):

Write a test program that prompts the user to enter a phone number as a string. The input number may contain letters. The program translates a letter (upper- or lowercase) to a digit and leaves all other characters intact.

Here is a sample run of the program:

Enter a string: 1-800-Flowers

1-800-3569377

Enter a string: 1800 flowers

18003569377