Python3 dir () function

Source: Internet
Author: User

Python dir () function description

The dir () function returns a list of the types of variables, methods, and definitions in the current scope, with parameters, and returns a list of properties and methods for the parameter. If the parameter contains method __dir__ (), the method is called. If the parameter does not contain __dir__ (), the method will collect the parameter information to the fullest extent.

Grammar

Dir syntax:

Dir([object])  

Parameter description:

    • Object--objects, variables, types.
return value

Returns a list of properties for the module.

Instance

The following examples show how dir is used:

>>>dir ()#Get the list of properties for the current module [‘__builtins__‘,‘__doc__‘,‘__name__‘,‘__package__‘,‘Arr‘,‘Myslice‘]>>> dir ([])#How to view a list [‘__add__‘,‘__class__‘,‘__contains__‘,‘__delattr__‘,‘__delitem__‘,‘__delslice__‘,‘__doc__‘,‘__eq__‘,‘__format__‘,‘__ge__‘,‘__getattribute__‘,‘__getitem__‘,‘__getslice__‘,‘__gt__‘,‘__hash__‘,‘__iadd__‘,‘__imul__‘,‘__init__‘,‘__iter__‘,‘__le__‘,‘__len__‘,‘__lt__‘,‘__mul__‘,‘__ne__‘,‘__new__‘,‘__reduce__‘,‘__reduce_ex__‘,‘__repr__‘,‘__reversed__‘,‘__rmul__‘,‘__setattr__‘,‘__setitem__‘,‘__setslice__‘,‘__sizeof__‘,‘__str__‘,‘__subclasshook__‘,‘Append‘, "count",  ' extend",  "index",  ' insert",  "pop",  ' remove", reverse ", " sort ' ]>>>    

Python3 dir () function

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