Python help() FunctionPython help() function is used to get help related to the object passed during the call. It takes an optional parameter and returns help information. If no argument is given, it shows the Python help console. It internally calls python's help function. SignatureParametersobject: It can be any object for which we wan to get help. ReturnIt returns the object's info. Let's see some examples of help() function to understand it's functionality. Python help() Function Example 1Output: Welcome to Python 3.5's help utility! Python help() Function Example 2Output: Help on int object: class int(object) | int(x=0) -> integer | int(x, base=10) -> integer | | Methods defined here: | | __abs__(self, /) | abs(self) | | __add__(self, value, /) | Return self+value. | | __and__(self, value, /) | Return self&value. Python help() Function Example 3If the object is a list, it opens the list module, and it?s class. See the output. Output: Help on class list in module builtins: class list(object) | list() -> new empty list | list(iterable) -> new list initialized from iterable's items | | Methods defined here: | | __add__(self, value, /) | Return self+value. | | __contains__(self, key, /) | Return key in self. | | __delitem__(self, key, /) | Delete self[key]. Python help() Function Example 4If no help or info is present, it shows a message to the console and returns None. Output: No Python documentation found for 'Javatpoint'. Use help() to get the interactive help utility. Use help(str) for help on the str class. None Next TopicPython Functions |
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