Import SAFE_METHODS from rest_framework.permissions

oauth2_provider/contrib/rest_framework/permissions.py

@@ -1,16 +1,14 @@
 import logging
 
 from django.core.exceptions import ImproperlyConfigured
-from rest_framework.permissions import BasePermission, IsAuthenticated
+from rest_framework.permissions import BasePermission, IsAuthenticated, SAFE_METHODS
 
 from ...settings import oauth2_settings
 from .authentication import OAuth2Authentication
 
 
 log = logging.getLogger("oauth2_provider")
 
-SAFE_HTTP_METHODS = ["GET", "HEAD", "OPTIONS"]
-
 
 class TokenHasScope(BasePermission):
     """
@@ -54,7 +52,7 @@ def get_scopes(self, request, view):
             required_scopes = []
 
         # TODO: code duplication!! see dispatch in ReadWriteScopedResourceMixin
-        if request.method.upper() in SAFE_HTTP_METHODS:
+        if request.method.upper() in SAFE_METHODS:
             read_write_scope = oauth2_settings.READ_SCOPE
         else:
             read_write_scope = oauth2_settings.WRITE_SCOPE
@@ -75,7 +73,7 @@ def get_scopes(self, request, view):
         except ImproperlyConfigured:
             view_scopes = []
 
-        if request.method.upper() in SAFE_HTTP_METHODS:
+        if request.method.upper() in SAFE_METHODS:
             scope_type = oauth2_settings.READ_SCOPE
         else:
             scope_type = oauth2_settings.WRITE_SCOPE