s = "Python Pro $100% Prog()ramming 99 !!!"
numbers = sum(c.isdigit() for c in s)
letters = sum(c.isalpha() for c in s)
spaces = sum(c.isspace() for c in s)
others = len(s) - numbers - letters - spaces
print("numbers:", numbers)
print("letters:", letters)
print("spaces:", spaces)
print("others:", others)
'''
run:
numbers: 5
letters: 20
spaces: 11
others: 7
'''