1、查看所有的关键字
>>> help(‘keywords‘) Here is a list of the Python keywords. Enter any keyword to get more help. False def if raise None del import return True elif in try and else is while as except lambda with assert finally nonlocal yield break for not class from or continue global pass >>> import keyword >>> keyword.iskeyword(‘if‘) True >>> keyword.kwlist [‘False‘, ‘None‘, ‘True‘, ‘and‘, ‘as‘, ‘assert‘, ‘break‘, ‘class‘, ‘continue‘, ‘def‘, ‘del‘, ‘elif‘, ‘else‘, ‘except‘, ‘finally‘, ‘for‘, ‘from‘, ‘global‘, ‘if‘, ‘import‘, ‘in‘, ‘is‘, ‘lambda‘, ‘nonlocal‘, ‘not‘, ‘or‘, ‘pass‘, ‘raise‘, ‘return‘, ‘try‘, ‘while‘, ‘with‘, ‘yield‘] >>> keyword.iskeyword(‘of‘) False >>>
2、查看其它帮助
- help(‘modules‘) # 查看Python所有的modules
- help(‘modules b ‘) # 查看Python所有的modules中包含指定字符串的modules
- help(‘topics‘) # 查看Python中常见的topics
- help(‘os.path‘) # 查看Python标准库中的module
- help(‘list‘) # 查看Python内置的类型
- heop(‘str.find‘) # 查看Python类型的成员方法
- help(‘open‘) # 查看Python内置函数