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Python direct assignment, shallow copy and deep copy analysis

Direct assignment: In fact, it is a reference to the object. Shallow copy (copy): copies the parent object and does not copy the internal child objects of the object. Deep copy (deepcopy): The deepcopy method of the copy module completely copies the parent object and its child objects.

Python 2023-08-09 0 likes 0 comments 1719 views

pip watercress source proxy

For some reason, the access to the official pypi is unstable, very slow and even some cannot be accessed from time to time

Python 2022-12-01 0 likes 0 comments 2361 views

PYTHON CDP Network.Response

CDP is the abbreviation of Chrome DevTools Protocol. It provides the ability to interact with the Chrome browser. You can communicate with Chrome through CDP to obtain browser status information, perform operations, etc. Network.Response is a domain (Domain) in CDP, which provides information related to network request responses.

Python 2023-08-17 0 likes 0 comments 2401 views

Python3 Peewee use

When using, first define the Model according to the requirements, and then create a table through create_tables(). If the database table has been created, you can directly create the Model through the python -m pwiz script tool

Python 2022-12-29 0 likes 0 comments 2467 views

Python Labelme fixed label selection popup

Modify move: change True to False

Python 2022-12-16 0 likes 0 comments 2475 views

Python Selenium wait for page load to complete

Why set elements to wait? When your network is slow, it is slow to open the webpage, the webpage is not fully opened, the code is already executing, but the element you locate is not found, and python will report an error at this time

Python 2023-02-02 0 likes 0 comments 2610 views

Python uses websocket-client

WebSocket is a two-way communication protocol based on the TCP protocol that allows real-time data transfer between the browser and the server. In Python, a WebSocket client can be easily implemented using the websocket-client library

Python 2023-08-10 1 likes 0 comments 2646 views

python cycle directory to delete specified files

Traverse and find the specified file and delete

PHP 2021-12-26 0 likes 0 comments 2766 views

5 useful Python string methods

I will share with you 5 useful string methods in Python. First, we need to know that all python methods do not change the original value of the string, they return new values

Python 2021-08-09 0 likes 0 comments 2809 views

Docker Package Flask image

The main advantage of docker is that it can be easily deployed to the cloud, because the container has the additional benefit of running anywhere without facing dependency conflicts

Docker 2021-09-20 0 likes 0 comments 2952 views