54 55 """ 56 return (sep or ' ').join(x.capitalize() for x in s.split(sep)) 57 58 59 # Construct a translation string 60 _idmapL = None 61 def maketrans(fromstr, tostr): 62 """maketrans(frm, to) -> string 63 64
1"""A collection of string operations (most are no longer used).23Warning: most of the code you see here isn't normally used nowadays.4Beginning with Python 1.6, many of these functions are implemented as5methods on the standard string object. They used to be implemented by6a built-in mo...
maxsplit=-1) -> list of strings Return a list of the words in S, using sep as the delimiter string, starting at the end of the string and working to the front. If
>>>string="hello">>>type(string)<class'str'> 三引号: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 >>>string='''hello'''>>>type(string)<class'str'>>>string="""hello""">>>type(string)<class'str'> 指定类型: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 >>>string=str(...
1."""A collection of string operations (most are no longer used). 2. 3.Warning: most of the code you see here isn't normally used nowadays. 4.Beginning with Python 1.6, many of these functions are implemented as 5.methods on the standard string object. They used to be implemented by...
This example added the list ofevensto the end of the list ofodds. The new list will contain elements from the list from left to right. It’s similar to thestring concatenation in Python. Performance Comparison of Methods append(),insert(),extend(), and + for efficiency with large lists ...
Theappend()method appends an element to the end of the list. Syntax list.append(elmnt) Parameter Values ParameterDescription elmntRequired. An element of any type (string, number, object etc.) More Examples Example Add a list to a list: ...
defregister_callback(self,name,func):self.callbacks[name].append(func) 还记得Viewer中未实现的self.init_interaction()吗,我们就是在这里注册回调函数的,下面补完init_interaction. 代码语言:javascript 代码运行次数:0 运行 AI代码解释 from interactionimportInteraction...classViewer(object):...definit_interact...
"""This is a multiline string that also works as a multiline comment. """ 如果您的注释跨越多行,最好使用单个多行注释,而不是几个连续的单行注释,这样更难阅读,如下所示: """This is a good way to write a comment that spans multiple lines. """ # This is not a good way # to write...
The decision of when to implicitly intern a string is implementation-dependent. There are some rules that can be used to guess if a string will be interned or not: All length 0 and length 1 strings are interned. Strings are interned at compile time ('wtf' will be interned but ''....