Allow migrations directories without init .py files Description

Allow migrations directories without init .py files Description: a task in Lego-RL-SWE-Bench-Verified (Harbor dataset). Background: In python 3 a package with no init .py is implicitly a namespace package, so it has no file attribute. The migrate command currently checks for existence of a file…

The task

Background: In python 3 a package with no __init__.py is implicitly a namespace package, so it has no __file__ attribute. The migrate command currently checks for existence of a __file__ attribute on the migrations package. This check was introduced in #21015, because the __file__ attribute was used in migration file…

Part of Lego-X/Lego-RL-SWE-Bench-Verified.