django__django-14016
Based on the issue description, I need to create a patch for Django's Q object implementation. The issue is that applying the | operator to a Q object fails when the Q object contains non-pickleable types like dict_keys. The regression was…
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Based on the issue description, I need to create a patch for Django's Q object implementation. The issue is that applying the `|` operator to a Q object fails when the Q object contains non-pickleable types like `dict_keys`. The regression was introduced in commit `bb0b6e526340e638522e093765e534df4e4393d2`.
Looking at the issue, the problem is that Django's Q object uses `copy.deepcopy()` when combining Q objects with `|` or `&` operators, and `dict_keys` objects cannot be pickled (which is required for deepcopy by default).
The solution is to implement `__deepcopy__` method on the Q class (
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