ss = "Sammy Shark!"
print(ss.upper())

print(ss.lower())

number = "5"
letters = "abcdef"

# Should be True
print("{} is alphanumeric is {}".format(number, number.isalnum()))
# Should be True
print("{} is alphanumeric is {}".format(letters, letters.isalnum()))
# Should be False
print("{} is alphabetical is {}".format(number, number.isalpha()))
# Should be True
print("{} is alphabetical is {}".format(letters, letters.isalpha()))

movie = "2001: A SAMMY ODYSSEY"
book = "A Thousand Splendid Sharks"
poem = "sammy lived in a pretty how town"


