How to create and implement Signals in Django

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In this article, we will learn one of the best features of Django Signal. When I came across of signal I was like is this really happening?

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Django Signals

• Signals are used to perform any action on modification of a model instance.
• It is a way to inform your app of a certain task when it takes place.

Requirement

• Django
• Python

Why do I use the Django Signals?

My Story, When I was doing freelancing at that time my client asked me to do a task, but sorry, I can not tell you what was the actual task. Let’s take an example, suppose you are buying items from a shop and the shop owner wanted to maintain his shop stock so he can run his business smoothly.

There are many ways we can do this let’s discuss two

• 1st approach whenever someone Purchases some item so at that time we need to update the…