Remove DecimalValidator import from compat.py

rest_framework/compat.py

@@ -270,12 +270,6 @@ else:
     LONG_SEPARATORS = (b', ', b': ')
     INDENT_SEPARATORS = (b',', b': ')
 
-# TODO: Remove
-try:
-    # DecimalValidator is unavailable in Django < 1.9
-    from django.core.validators import DecimalValidator
-except ImportError:
-    DecimalValidator = None
 
 class CustomValidatorMessage(object):
     """

rest_framework/utils/field_mapping.py

@@ -8,7 +8,6 @@ from django.core import validators
 from django.db import models
 from django.utils.text import capfirst
 
-from rest_framework.compat import DecimalValidator
 from rest_framework.validators import UniqueValidator
 
 try:
@@ -187,10 +186,10 @@ def get_field_kwargs(field_name, model_field):
             ]
         # Our decimal validation is handled in the field code, not validator code.
         # (In Django 1.9+ this differs from previous style)
-        if isinstance(model_field, models.DecimalField) and DecimalValidator:
+        if isinstance(model_field, models.DecimalField):
             validator_kwarg = [
                 validator for validator in validator_kwarg
-                if not isinstance(validator, DecimalValidator)
+                if not isinstance(validator, validators.DecimalValidator)
             ]
 
     # Ensure that max_length is passed explicitly as a keyword arg,