举例说明python中空格是属于字符

#!/usr/bin/python

# -*- coding: UTF-8 -*-

import string

s = raw_input('input a string:\n')

letters = 0

space = 0

digit = 0

others = 0

for c in s:

    if c.isalpha():

        letters += 1

    elif c.isspace():

        space += 1

    elif c.isdigit():

        digit += 1

    else:

        others += 1

print 'char = %d,space = %d,digit = %d,others = %d' % (letters,space,digit,othePython