old_contents: """Build and Version class model Managers"""
  
  from __future__ import absolute_import
  
  import logging
  
  from django.db import models
  from django.core.exceptions import ObjectDoesNotExist
  
  from .constants import (BRANCH, TAG, LATEST, LATEST_VERBOSE_NAME, STABLE,
                          STABLE_VERBOSE_NAME)
  from .querysets import VersionQuerySet
  from readthedocs.core.utils.extend import (SettingsOverrideObject,
                                             get_override_class)
  
  log = logging.getLogger(__name__)
  
  
  __all__ = ['VersionManager']
  
  
  class VersionManagerBase(models.Manager):
  
      """
      Version manager for manager only queries.
  
      For queries not suitable for the :py:class:`VersionQuerySet`, such as create
      queries.
      """
  
      @classmethod
      def from_queryset(cls, queryset_class, class_name=None):
          # This is overridden because :py:meth:`models.Manager.from_queryset`
          # uses `inspect` to retrieve the class methods, and the proxy class has
          # no direct members.
          queryset_class = get_override_class(
              VersionQuerySet,
              VersionQuerySet._default_class  # pylint: disable=protected-access
          )
          return super(VersionManagerBase, cls).from_queryset(queryset_class, class_name)
  
      def create_stable(self, **kwargs):
          defaults = {
              'slug': STABLE,
              'verbose_name': STABLE_VERBOSE_NAME,
              'machine': True,
              'active': True,
              'identifier': STABLE,
              'type': TAG,
          }
          defaults.update(kwargs)
          return self.create(**defaults)
  
      def create_latest(self, **kwargs):
          defaults = {
              'slug': LATEST,
              'verbose_name': LATEST_VERBOSE_NAME,
              'machine': True,
              'active': True,
              'identifier': LATEST,
              'type': BRANCH,
          }
          defaults.update(kwargs)
          return self.create(**defaults)
  
      def get_object_or_log(self, **kwargs):
          try:
              return super().get(**kwargs)
          except ObjectDoesNotExist:
              log.warning('Version Not Found. Details: ', kwargs)
  
  
  class VersionManager(SettingsOverrideObject):
      _default_class = VersionManagerBase
      _override_setting = 'VERSION_MANAGER'
  
new_contents: """Build and Version class model Managers"""
  
  from __future__ import absolute_import
  
  import logging
  
  from django.db import models
  from django.core.exceptions import ObjectDoesNotExist
  
  from .constants import (BRANCH, TAG, LATEST, LATEST_VERBOSE_NAME, STABLE,
                          STABLE_VERBOSE_NAME)
  from .querysets import VersionQuerySet
  from readthedocs.core.utils.extend import (SettingsOverrideObject,
                                             get_override_class)
  
  log = logging.getLogger(__name__)
  
  
  __all__ = ['VersionManager']
  
  
  class VersionManagerBase(models.Manager):
  
      """
      Version manager for manager only queries.
  
      For queries not suitable for the :py:class:`VersionQuerySet`, such as create
      queries.
      """
  
      @classmethod
      def from_queryset(cls, queryset_class, class_name=None):
          # This is overridden because :py:meth:`models.Manager.from_queryset`
          # uses `inspect` to retrieve the class methods, and the proxy class has
          # no direct members.
          queryset_class = get_override_class(
              VersionQuerySet,
              VersionQuerySet._default_class  # pylint: disable=protected-access
          )
          return super(VersionManagerBase, cls).from_queryset(queryset_class, class_name)
  
      def create_stable(self, **kwargs):
          defaults = {
              'slug': STABLE,
              'verbose_name': STABLE_VERBOSE_NAME,
              'machine': True,
              'active': True,
              'identifier': STABLE,
              'type': TAG,
          }
          defaults.update(kwargs)
          return self.create(**defaults)
  
      def create_latest(self, **kwargs):
          defaults = {
              'slug': LATEST,
              'verbose_name': LATEST_VERBOSE_NAME,
              'machine': True,
              'active': True,
              'identifier': LATEST,
              'type': BRANCH,
          }
          defaults.update(kwargs)
          return self.create(**defaults)
  
      def get_object_or_log(self, **kwargs):
          try:
              return super(VersionManagerBase, self).get(**kwargs)
          except ObjectDoesNotExist:
              log.warning('Version not found for the pk = {pk}'.format(pk=kwargs.get['pk']))
  
  
  class VersionManager(SettingsOverrideObject):
      _default_class = VersionManagerBase
      _override_setting = 'VERSION_MANAGER'
  
subject: Fix Linting error