Definition and usage of python pop function (example demonstration)

In this article we will learn about the python pop function in the python dictionary. What does the pop function in python mean? What does this function do? All will be answered in the following articles.

python pop function description

Python dictionary pop() method deletes the value corresponding to the given key key in the dictionary, and the return value is the deleted value. The key value must be given. Otherwise, return the default value.

Syntax

##pop() method syntax:

pop(key[,default])

Parameters

key: The key value to be deleted

default: If there is no key, return the default value.

Return value

Returns the deleted value.

Python pop function example

The following example shows how to use the pop() method:

#!/usr/bin/python
# -*- coding: UTF-8 -*-

site= {'name': '蓝天白云', 'alexa': 10000, 'url': 'www.runoob.com'}
pop_obj=site.pop('name')
print pop_obj    # 输出 ：蓝天白云

The above is all about the pop function built into the dictionary in python. I hope what I said and the examples I gave can be helpful to you.

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