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pyhtonstandardlibrarybyexample's Introduction

Python标准库学习

第一章 文本

capwords()函数

  • 作用

    • 将一串字符首字格式化为大写。
  • 实现方式

    • 将一串字符以空格或者以指定的分隔符分隔,然后调用join函数输出
    • 实现代码
     def capwords(s, sep=None):
     	return (sep or ' ').join(x.capitalize() 
     	for x in s.split(sep))
    
  • 示例程序如下:

fileName: string_capwords.py

import string
s = 'The quick brow fox jumped over the lazy dog.'
print(s)
print(' '.join(x.capitalize() for x in s.split(' ')))
print(string.capwords(s))

OUTPUT:
		The quick brow fox jumped over the lazy dog.
		The Quick Brow Fox Jumped Over The Lazy Dog.
		The Quick Brow Fox Jumped Over The Lazy Dog.

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