Django signals, how to pull m2m id before sending data?

Question

Django

There is a problem with Django, namely signal.

There is a model in which there is a field m2m. After creating a new record, it is necessary to pull out all id with m2m and create new records with these id in another table. On post_save, django makes a query query, but makes it to the m2m table, but the data has not yet entered it, because post_save does before inserting data into m2m table How to implement this?

m2m_change - the debugger does not stop when adding an entry.

Answer 1

https://jsfiddle.net/webirus/9g0om5dp/1/

Answer 2

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