[#215] remove commented code

This is now handled through the `DurationFieldExtension`

vng_api_common/apps.py

@@ -3,12 +3,6 @@
 from django.forms.fields import CharField
 from django.utils.translation import gettext_lazy as _
 
-# from drf_yasg import openapi
-# from drf_yasg.inspectors.field import (
-#     basic_type_info,
-#     model_field_to_basic_type,
-#     serializer_field_to_basic_type,
-# )
 from rest_framework import serializers
 
 from . import fields
@@ -32,30 +26,11 @@ def ready(self):
         from . import checks  # noqa
         from .caching import signals  # noqa
 
-        # patch_duration_type()
         register_serializer_field()
         set_custom_hyperlinkedmodelserializer_field()
         set_charfield_error_messages()
 
 
-# def patch_duration_type():
-#     def _patch(basic_types, _field_cls, format=None):
-#         for index, (field_cls, basic_type) in enumerate(basic_types):
-#             if field_cls is _field_cls:
-#                 basic_types[index] = (_field_cls, (openapi.TYPE_STRING, format))
-#                 break
-#
-#     _patch(model_field_to_basic_type, models.DurationField, FORMAT_DURATION)
-#     _patch(basic_type_info, models.DurationField, FORMAT_DURATION)
-#     _patch(serializer_field_to_basic_type, serializers.DurationField, FORMAT_DURATION)
-#     _patch(basic_type_info, serializers.DurationField, FORMAT_DURATION)
-#
-#     # best-effort support for relativedeltafield
-#     if RelativeDeltaField is not None:
-#         _patch(model_field_to_basic_type, RelativeDeltaField, FORMAT_DURATION)
-#         _patch(basic_type_info, RelativeDeltaField, FORMAT_DURATION)
-#
-
 def register_serializer_field():
     mapping = serializers.ModelSerializer.serializer_field_mapping
     mapping[models.fields.DurationField] = DurationField