Django post_save preventing recursion without overriding model save()

Question

There are many Stack Overflow posts about recursion using the post_save signal, to which the comments and answers are overwhelmingly: \"why not override save()\

Answer 1

Don't disconnect signals. If any new model of the same type is generated while the signal is disconnected the handler function won't be fired. Signals are global across Django and several requests can be running concurrently, making some fail while others run their post_save handler.