The second function parses --python learning summary

.str string type

1. capitalize the first letter capitalized

　　Example:

1 a = 'alex'
2 v = a.capitalize()
3 print(v)
# 输出
# Alex

 　　Source:

1     def capitalize(self, *args, **kwargs): # real signature unknown
2         """
3         Return a capitalized version of the string.
4         
5         More specifically, make the first character have upper case and the rest lower
6         case.
7         """

Source

 

2. casefold corresponding character string becomes small

　　Example:

. 1 A = ' Alex ' 
2 V = a.casefold ()
 . 3  Print (V) 
# output 
# alex

　　Source:

1     def casefold(self, *args, **kwargs): # real signature unknown
2         """ Return a version of the string suitable for caseless comparisons. """

Source