          messages.update(error_messages or {})
          self.error_messages = messages
  
      def bind(self, field_name, parent):
          """
          Initializes the field name and parent for the field instance.
          Called when a field is added to the parent serializer instance.
 
</s>
    # Allow generic typing checking for fields.
    def __class_getitem__(cls, *args, **kwargs):
        return cls

          messages.update(error_messages or {})
          self.error_messages = messages
  
    # Allow generic typing checking for fields.
    def __class_getitem__(cls, *args, **kwargs):
        return cls

      def bind(self, field_name, parent):
          """
          Initializes the field name and parent for the field instance.
          Called when a field is added to the parent serializer instance.
keep keep add keep keep keep keep
 Allow generic requests, responses, fields, views (#8825)

Allow Request, Response, Field, and GenericAPIView to be subscriptable.
This allows the classes to be made generic for type checking.

This is especially useful since monkey patching DRF can be problematic
as seen in this [issue][1].

[1]: https://github.com/typeddjango/djangorestframework-stubs/issues/299
rest_framework/fields.py