Django restframework user authority authentication component addition and source code analysis

Source code analysis of user authorization verification is similar to user login verification, but in order to increase memory, it is necessary to add again, Note: be sure to follow the blogger's comments to see the Chinese comments of the code and the following line of code!!! 1. Prepare a routing and view class. The global routing configurati ...

Posted on Mon, 01 Jun 2020 05:53:49 -0400 by if

Django restframe view access process source analysis

Access process source code analysis, here we mainly see how the user's request to access our view function. Note: be sure to follow the blogger's comments to see the code in Chinese and the following code!!! 1. Run project command: Python manage.py Here you can see the entry time of the program manage.py file #!/usr/bin/env python """Django' ...

Posted on Mon, 01 Jun 2020 05:37:07 -0400 by nymall

Django Framework 6-MiddleWare

1. What is Django middleware? (1) Middleware is Django's hook framework for processing requests/responses.This is a light, low-level "plug-in" system for changing Django and client inputs and outputs globally. 2. As I understand, add an ornament to Django. When a client sends a request to Django, it is up to the middleware to process ...

Posted on Mon, 25 May 2020 12:53:24 -0400 by siropchik

Django channels to realize websocket real-time communication

The operation and maintenance platform must have such a scenario, that is, it needs to obtain the back-end data in real time, such as the results of batch execution, or the status of monitoring. If the browser frequently requests the back-end interface to update the data, it seems a little low So it is easy to learn how django supports websock ...

Posted on Wed, 20 May 2020 11:17:09 -0400 by Zergman

Absolute Dry, Instances take you through the flask framework of python-web

Ridiculous _Recently, I haven't coded for a long time. I think it's time to write a summary article, but I haven't found anything to write for a long time.Then flip over the blog I wrote before, as if there were no articles about python-web at all, so start with this one. I started with the idea of se ...

Posted on Wed, 06 May 2020 12:37:54 -0400 by ade234uk

Django implements form login

In the process of web development, almost all web site projects will involve the user's login function, which can use the form tag in html to implement a login box and input data to bind information. However, in the Django framework of "reaching and benefiting the world", rich components reduce a lot of work f ...

Posted on Mon, 04 May 2020 07:02:18 -0400 by kel

Make a simple BBS with Django 2.0 (Bootstrap for the front end)

Achieve goals: The development homepage displays the title and summary of BBS. Click the title of BBS to jump to BBS detailed page for display. Development environment and tools: Python 3.6.3 Django 2.0 Pycharm 2017.3 Implementation process: 1 create project Create with statement: django-admin startproject BBS_Pro   2. Create app python m ...

Posted on Sat, 02 May 2020 12:24:07 -0400 by jackson4me90

signals notification for django.db.models

The introduction to signals can be found at Official documents This paper mainly records the basic logic of using signals to realize message reminder The code in the models.py file is as follows: from django.contrib.auth.models import User, Group from django.contrib.contenttypes.fields import GenericForeignKey, Gen ...

Posted on Thu, 30 Apr 2020 09:55:15 -0400 by jbreits

How to view the SQL statements executed by Django ORM

Django ORM encapsulates database operations perfectly. Most of the daily database operations can be realized through orm. However, django hides the query process in the background, which may be a little obscure during development, and improper use may cause excessive overhead. So how to see when and what sql statements django executed? The answ ...

Posted on Sun, 19 Apr 2020 11:27:10 -0400 by trassalg

python can upload and send nail files, and nail robot can receive information

1, Pin code import dingtalk.api import requests class DingDingAPI(): def __init__(self, appkey, appsecret): self.appkey = appkey self.appsecret = appsecret self.access_token = self.get_token() # Obtain token def get_token(self): params = { "appkey": self.appkey, "appsecre ...

Posted on Tue, 14 Apr 2020 12:38:31 -0400 by ashwin