fixed removedindjango40 deprecation warning

rest_framework/authentication.py

@@ -9,7 +9,7 @@ import binascii
 from django.contrib.auth import authenticate, get_user_model
 from django.middleware.csrf import CsrfViewMiddleware
 from django.utils.six import text_type
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework import HTTP_HEADER_ENCODING, exceptions
 

rest_framework/authtoken/apps.py

@@ -1,5 +1,5 @@
 from django.apps import AppConfig
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 
 class AuthTokenConfig(AppConfig):

rest_framework/authtoken/serializers.py

@@ -1,5 +1,5 @@
 from django.contrib.auth import authenticate
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework import serializers
 

rest_framework/exceptions.py

@@ -11,7 +11,7 @@ import math
 from django.http import JsonResponse
 from django.utils import six
 from django.utils.encoding import force_text
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 from django.utils.translation import ungettext
 
 from rest_framework import status

rest_framework/fields.py

@@ -27,7 +27,7 @@ from django.utils.formats import localize_input, sanitize_separators
 from django.utils.functional import lazy
 from django.utils.ipv6 import clean_ipv6_address
 from django.utils.timezone import utc
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 from pytz.exceptions import InvalidTimeError
 
 from rest_framework import ISO_8601

rest_framework/pagination.py

@@ -14,7 +14,7 @@ from django.template import loader
 from django.utils import six
 from django.utils.encoding import force_text
 from django.utils.six.moves.urllib import parse as urlparse
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework.compat import coreapi, coreschema
 from rest_framework.exceptions import NotFound

rest_framework/relations.py

@@ -13,7 +13,7 @@ from django.utils.encoding import (
     python_2_unicode_compatible, smart_text, uri_to_iri
 )
 from django.utils.six.moves.urllib import parse as urlparse
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework.fields import (
     Field, empty, get_attribute, is_simple_callable, iter_options

rest_framework/schemas/inspectors.py

@@ -12,7 +12,7 @@ from weakref import WeakKeyDictionary
 from django.db import models
 from django.utils.encoding import force_text, smart_text
 from django.utils.six.moves.urllib import parse as urlparse
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework import exceptions, serializers
 from rest_framework.compat import coreapi, coreschema, uritemplate

rest_framework/serializers.py

@@ -25,7 +25,7 @@ from django.db.models.fields import Field as DjangoModelField
 from django.db.models.fields import FieldDoesNotExist
 from django.utils import six, timezone
 from django.utils.functional import cached_property
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework.compat import Mapping, postgres_fields, unicode_to_repr
 from rest_framework.exceptions import ErrorDetail, ValidationError

rest_framework/validators.py

@@ -9,7 +9,7 @@ object creation, and makes it possible to switch between using the implicit
 from __future__ import unicode_literals
 
 from django.db import DataError
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework.compat import unicode_to_repr
 from rest_framework.exceptions import ValidationError

rest_framework/versioning.py

@@ -3,7 +3,7 @@ from __future__ import unicode_literals
 
 import re
 
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from rest_framework import exceptions
 from rest_framework.compat import unicode_http_header