"AttributeError: 'list' object has no attribute 'all'" w tags

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App 32 output: Traceback (most recent call last):
App 32 output:   File "/data/env/lib/python3.7/site-packages/drf_yasg/utils.py", line 497, in get_field_default
App 32 output:     default = field_value_to_representation(field, default)
App 32 output:   File "/data/env/lib/python3.7/site-packages/drf_yasg/utils.py", line 461, in field_value_to_representation
App 32 output:     value = field.to_representation(value)
App 32 output:   File "/data/small_eod/backend-project/small_eod/tags/fields.py", line 15, in to_representation
App 32 output:     for item in data.all()
App 32 output: AttributeError: 'list' object has no attribute 'all'

Zauważyłem na produkcji ww. wyjątek. Nie widzę konkretnego żądania, więc musimy obserwować.