I found signals (especially post_save hooks) incredibly useful for updating rela... | Hacker News

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		fraserharris on May 17, 2017 \| parent \| context \| favorite \| on: Tips for Building High-Quality Django Apps at Scal... I found signals (especially post_save hooks) incredibly useful for updating related models and caches. Their rational for avoiding them was weak.

yen223 on May 17, 2017 [–]

Django signals are too magical, and very difficult to debug

We've had too many cases of phantom bugs which turned out to be caused by an errant signal in some distant unrelated model.

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