Fix Pylint: C1001(old-style-class)

cms/djangoapps/contentstore/tests/test_core_caching.py

@@ -3,7 +3,7 @@ from opaque_keys.edx.locations import Location
 from django.test import TestCase
 
 
-class Content:
+class Content(object):
     def __init__(self, location, content):
         self.location = location
         self.content = content

common/lib/xmodule/xmodule/capa_base_constants.py

@@ -4,7 +4,7 @@ Constants for capa_base problems
 """
 
 
-class SHOWANSWER:
+class SHOWANSWER(object):
     """
     Constants for when to show answer
     """
@@ -18,7 +18,7 @@ class SHOWANSWER:
     NEVER = "never"
 
 
-class RANDOMIZATION:
+class RANDOMIZATION(object):
     """
     Constants for problem randomization
     """

common/lib/xmodule/xmodule/open_ended_grading_classes/combined_open_ended_modulev1.py

@@ -67,7 +67,7 @@ HUMAN_STATES = {
 SKIP_BASIC_CHECKS = False
 
 
-class CombinedOpenEndedV1Module():
+class CombinedOpenEndedV1Module(object):
     """
     This is a module that encapsulates all open ended grading (self assessment, peer assessment, etc).
     It transitions between problems, and support arbitrary ordering.
@@ -1185,7 +1185,7 @@ class CombinedOpenEndedV1Module():
         return declaration
 
 
-class CombinedOpenEndedV1Descriptor():
+class CombinedOpenEndedV1Descriptor(object):
     """
     Module for adding combined open ended questions
     """

common/lib/xmodule/xmodule/open_ended_grading_classes/open_ended_module.py

@@ -846,7 +846,7 @@ class OpenEndedModule(openendedchild.OpenEndedChild):
         return score
 
 
-class OpenEndedDescriptor():
+class OpenEndedDescriptor(object):
     """
     Module for adding open ended response questions to courses
     """

common/lib/xmodule/xmodule/open_ended_grading_classes/self_assessment_module.py

@@ -286,7 +286,7 @@ class SelfAssessmentModule(openendedchild.OpenEndedChild):
         return [rubric_scores]
 
 
-class SelfAssessmentDescriptor():
+class SelfAssessmentDescriptor(object):
     """
     Module for adding self assessment questions to courses
     """

common/lib/xmodule/xmodule/tests/test_content.py

@@ -50,13 +50,13 @@ injected humour and the like).
 """
 
 
-class Content:
+class Content(object):
     def __init__(self, location, content_type):
         self.location = location
         self.content_type = content_type
 
 
-class FakeGridFsItem:
+class FakeGridFsItem(object):
     """
     This class provides the basic methods to get data from a GridFS item
     """

lms/djangoapps/bulk_email/forms.py

@@ -22,7 +22,7 @@ class CourseEmailTemplateForm(forms.ModelForm):
 
     name = forms.CharField(required=False)
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         model = CourseEmailTemplate
         fields = ('html_template', 'plain_template', 'name')
 
@@ -76,7 +76,7 @@ class CourseEmailTemplateForm(forms.ModelForm):
 class CourseAuthorizationAdminForm(forms.ModelForm):
     """Input form for email enabling, allowing us to verify data."""
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         model = CourseAuthorization
 
     def clean_course_id(self):

lms/djangoapps/bulk_email/models.py

@@ -44,7 +44,7 @@ class Email(models.Model):
     created = models.DateTimeField(auto_now_add=True)
     modified = models.DateTimeField(auto_now=True)
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         abstract = True
 
 
@@ -142,7 +142,7 @@ class Optout(models.Model):
     user = models.ForeignKey(User, db_index=True, null=True)
     course_id = CourseKeyField(max_length=255, db_index=True)
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         unique_together = ('user', 'course_id')
 
 

lms/djangoapps/certificates/models.py

@@ -114,7 +114,7 @@ class GeneratedCertificate(models.Model):
         auto_now=True, default=datetime.now)
     error_reason = models.CharField(max_length=512, blank=True, default='')
 
-    class Meta:
+    class Meta(object):
         unique_together = (('user', 'course_id'),)
 
     @classmethod

lms/djangoapps/course_wiki/editors.py

@@ -42,7 +42,7 @@ class CodeMirror(BaseEditor):
     def get_widget(self, instance=None):
         return CodeMirrorWidget()
 
-    class AdminMedia:
+    class AdminMedia(object):
         css = {
             'all': ("wiki/markitup/skins/simple/style.css",
                     "wiki/markitup/sets/admin/style.css",)
@@ -52,7 +52,7 @@ class CodeMirror(BaseEditor):
               "wiki/markitup/sets/admin/set.js",
               )
 
-    class Media:
+    class Media(object):
         css = {
             'all': ("js/vendor/CodeMirror/codemirror.css",)
         }

lms/djangoapps/courseware/models.py

@@ -46,7 +46,7 @@ class StudentModule(models.Model):
 
     course_id = CourseKeyField(max_length=255, db_index=True)
 
-    class Meta:
+    class Meta(object):
         unique_together = (('student', 'module_state_key', 'course_id'),)
 
     ## Internal state of the object
@@ -102,7 +102,7 @@ class StudentModuleHistory(models.Model):
 
     HISTORY_SAVING_TYPES = {'problem'}
 
-    class Meta:
+    class Meta(object):
         get_latest_by = "created"
 
     student_module = models.ForeignKey(StudentModule, db_index=True)
@@ -135,7 +135,7 @@ class XBlockFieldBase(models.Model):
     """
     Base class for all XBlock field storage.
     """
-    class Meta:
+    class Meta(object):
         abstract = True
 
     # The name of the field
@@ -163,7 +163,7 @@ class XModuleUserStateSummaryField(XBlockFieldBase):
     Stores data set in the Scope.user_state_summary scope by an xmodule field
     """
 
-    class Meta:
+    class Meta(object):
         unique_together = (('usage_id', 'field_name'),)
 
     # The definition id for the module
@@ -175,7 +175,7 @@ class XModuleStudentPrefsField(XBlockFieldBase):
     Stores data set in the Scope.preferences scope by an xmodule field
     """
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         unique_together = (('student', 'module_type', 'field_name'),)
 
     # The type of the module for these preferences
@@ -189,7 +189,7 @@ class XModuleStudentInfoField(XBlockFieldBase):
     Stores data set in the Scope.preferences scope by an xmodule field
     """
 
-    class Meta:
+    class Meta(object):
         unique_together = (('student', 'field_name'),)
 
     student = models.ForeignKey(User, db_index=True)
@@ -219,7 +219,7 @@ class OfflineComputedGradeLog(models.Model):
     Log of when offline grades are computed.
     Use this to be able to show instructor when the last computed grades were done.
     """
-    class Meta:
+    class Meta(object):
         ordering = ["-created"]
         get_latest_by = "created"
 

lms/djangoapps/foldit/models.py

@@ -83,7 +83,7 @@ class PuzzleComplete(models.Model):
     e.g. PuzzleID 1234, set 1, subset 3.  (Sets and subsets correspond to levels
     in the intro puzzles)
     """
-    class Meta:
+    class Meta(object):
         # there should only be one puzzle complete entry for any particular
         # puzzle for any user
         unique_together = ('user', 'puzzle_id', 'puzzle_set', 'puzzle_subset')

lms/djangoapps/mobile_api/users/serializers.py

@@ -80,7 +80,7 @@ class CourseEnrollmentSerializer(serializers.ModelSerializer):
         else:
             return {}
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         model = CourseEnrollment
         fields = ('created', 'mode', 'is_active', 'course', 'certificate')
         lookup_field = 'username'
@@ -96,7 +96,7 @@ class UserSerializer(serializers.HyperlinkedModelSerializer):
         lookup_field='username'
     )
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         model = User
         fields = ('id', 'username', 'email', 'name', 'course_enrollments')
         lookup_field = 'username'

lms/djangoapps/notifier_api/serializers.py

@@ -63,7 +63,7 @@ class NotifierUserSerializer(serializers.ModelSerializer):
                     pass
         return ret
 
-    class Meta:
+    class Meta(object):
         model = User
         fields = ("id", "email", "name", "preferences", "course_info")
         read_only_fields = ("id", "email")

lms/djangoapps/survey/admin.py

@@ -10,7 +10,7 @@ from survey.models import SurveyForm
 class SurveyFormAdminForm(forms.ModelForm):
     """Form providing validation of SurveyForm content."""
 
-    class Meta:  # pylint: disable=missing-docstring
+    class Meta(object):  # pylint: disable=missing-docstring
         model = SurveyForm
         fields = ('name', 'form')
 

lms/djangoapps/verify_student/models.py

@@ -177,7 +177,7 @@ class PhotoVerification(StatusModel):
     # capturing it so that we can later query for the common problems.
     error_code = models.CharField(blank=True, max_length=50)
 
-    class Meta:
+    class Meta(object):
         abstract = True
         ordering = ['-created_at']