You should see
team: Red Sox
'Sox' in team: True
'Sox' not in team: False
name : Glenn
digits: 0123456789
user : alpha26
league: NFL
noun : leaf
name.isalnum() : True
user.isalnum() : True
digits.isalnum(): True
league.isalnum(): True
noun.isalnum() : True
name.isalpha() : True
user.isalpha() : False
digits.isalpha(): False
league.isalpha(): True
noun.isalpha() : True
name.isdigit(): False
user.isdigit(): False
digits.isdigit(): True
league.isdigit(): False
noun.isdigit(): False
name.islower(): False
league.islower(): False
noun.islower(): True
name.isupper(): False
league.isupper(): True
noun.isupper(): False