removed old style object inheritance and super() call from authtocken and schemas

rest_framework/authtoken/models.py

@@ -30,7 +30,7 @@ class Token(models.Model):
     def save(self, *args, **kwargs):
         if not self.key:
             self.key = self.generate_key()
-        return super(Token, self).save(*args, **kwargs)
+        return super().save(*args, **kwargs)
 
     def generate_key(self):
         return binascii.hexlify(os.urandom(20)).decode()

rest_framework/schemas/generators.py

@@ -68,7 +68,7 @@ class LinkNode(OrderedDict):
     def __init__(self):
         self.links = []
         self.methods_counter = Counter()
-        super(LinkNode, self).__init__()
+        super().__init__()
 
     def get_available_key(self, preferred_key):
         if preferred_key not in self:
@@ -140,7 +140,7 @@ _PATH_PARAMETER_COMPONENT_RE = re.compile(
 )
 
 
-class EndpointEnumerator(object):
+class EndpointEnumerator:
     """
     A class to determine the available API endpoints that a project exposes.
     """
@@ -232,7 +232,7 @@ class EndpointEnumerator(object):
         return [method for method in methods if method not in ('OPTIONS', 'HEAD')]
 
 
-class SchemaGenerator(object):
+class SchemaGenerator:
     # Map HTTP methods onto actions.
     default_mapping = {
         'get': 'retrieve',

rest_framework/schemas/inspectors.py

@@ -122,7 +122,7 @@ def get_pk_description(model, model_field):
     )
 
 
-class ViewInspector(object):
+class ViewInspector:
     """
     Descriptor class on APIView.
 
@@ -201,7 +201,7 @@ class AutoSchema(ViewInspector):
         * `manual_fields`: list of `coreapi.Field` instances that
             will be added to auto-generated fields, overwriting on `Field.name`
         """
-        super(AutoSchema, self).__init__()
+        super().__init__()
         if manual_fields is None:
             manual_fields = []
         self._manual_fields = manual_fields
@@ -469,7 +469,7 @@ class ManualSchema(ViewInspector):
         * `fields`: list of `coreapi.Field` instances.
         * `descripton`: String description for view. Optional.
         """
-        super(ManualSchema, self).__init__()
+        super().__init__()
         assert all(isinstance(f, coreapi.Field) for f in fields), "`fields` must be a list of coreapi.Field instances"
         self._fields = fields
         self._description = description
@@ -492,7 +492,7 @@ class ManualSchema(ViewInspector):
 class DefaultSchema(ViewInspector):
     """Allows overriding AutoSchema using DEFAULT_SCHEMA_CLASS setting"""
     def __get__(self, instance, owner):
-        result = super(DefaultSchema, self).__get__(instance, owner)
+        result = super().__get__(instance, owner)
         if not isinstance(result, DefaultSchema):
             return result
 

rest_framework/schemas/views.py

@@ -17,7 +17,7 @@ class SchemaView(APIView):
     public = False
 
     def __init__(self, *args, **kwargs):
-        super(SchemaView, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         if self.renderer_classes is None:
             self.renderer_classes = [
                 renderers.OpenAPIRenderer,