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How to use help function in python
- 尚Original
- 2019-07-02 14:39:575278browse
The help() function is used to view detailed descriptions of the purpose of a function or module.
help Syntax:
help([object])
Parameters: object -- object;
Return value: Return object help information .
The following examples show how to use help:
>>>help('sys') # 查看 sys 模块的帮助 ……显示帮助信息…… >>>help('str') # 查看 str 数据类型的帮助 ……显示帮助信息…… >>>a = [1,2,3]>>>help(a) # 查看列表 list 帮助信息 ……显示帮助信息…… >>>help(a.append) # 显示list的append方法的帮助 ……显示帮助信息……
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