python title() upper() lower() 以首字母大写的方式显示每个单词/将字符串改为全部大写或全部小写

以首字母大写的方式显示每个单词

[root@chenbj python]# cat name.py
#!/usr/bin/env python
# _*_ coding:utf-8 _*_

name = "chen bao jia"
print(name.title())

[root@chenbj python]# python name.py
Chen Bao Jia

将字符串改为全部大写或全部小写

[root@chenbj python]# cat name.py
#!/usr/bin/env python
# _*_ coding:utf-8 _*_

name = "chen bao jia"
print(name.title())
print(name.upper())
print(name.lower())
[root@chenbj python]# python name.py
Chen Bao Jia
CHEN BAO JIA
chen bao jia