create function namedisLetterthathas aparameterC.

isLetterreturnstrueif the argument isan upper or lower case letter.

Hint: Use the asciivalues and ord(C)

Example Callthe function from inside aprint( )

print("A is a letter: ", isLetter("A") )

print("5 is a letter: ", isLetter("5") )

Example Output:

Aisaletter: True

5 is a letter: False

Another Example of Input/Output:

Enter a character: A

You entered a letter: True

Enter a character: 5

You entered a letter: False