old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """
  Proxy models for augmenting models from other apps.
  """
  from __future__ import unicode_literals
  from calaccess_raw.models import RawDataVersion
  from calaccess_processed.models import ProcessedDataZip
  from .managers import RawDataVersionManager
  
  
  class RawDataVersionProxy(RawDataVersion):
      """
      Proxy model of the RawDataVersion.
      """
      objects = RawDataVersionManager()
  
      def get_processed_zip(self, label):
          """
          Return a ProcessedDataZip instance with a name that includes label.
  
          If no instance exists for the version, return None.
          """
          if self.has_processed_version:
              try:
                  obj = self.processed_version.zips.get(
                      zip_archive__icontains=label
                  )
              except ProcessedDataZip.DoesNotExist:
                  obj = None
          else:
              obj = None
          return obj
  
      @property
      def flat_zip(self):
          """
          ProcessedDataZip instance of flat files for this version (if it exists).
          """
          if self.has_processed_version:
              obj = self.get_processed_zip('flat')
          else:
              obj = None
          return obj
  
      @property
      def relational_zip(self):
          """
          ProcessedDataZip instance of relational files for this version (if it exists).
          """
          if self.has_processed_version:
              obj = self.get_processed_zip('relational')
          else:
              obj = None
          return obj
  
      @property
      def has_processed_version(self):
          """
          Check if the raw version is linked a ProcessedDataVersion instance.
          """
          try:
              self.processed_version
          except AttributeError:
              return False
          else:
              return True
  
      @property
      def processed_version_completed(self):
          """
          Check if the processed version completed.
          """
          if self.has_processed_version:
              return self.processed_version.update_completed
          else:
              return False
  
      class Meta:
          proxy = True
          app_label = 'calaccess_website'
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """
  Proxy models for augmenting models from other apps.
  """
  from __future__ import unicode_literals
  from calaccess_raw.models import RawDataVersion
  from calaccess_processed.models import ProcessedDataZip
  from .managers import RawDataVersionManager
  
  
  class RawDataVersionProxy(RawDataVersion):
      """
      Proxy model of the RawDataVersion.
      """
      objects = RawDataVersionManager()
  
      def get_processed_zip(self, label):
          """
          Return a ProcessedDataZip instance with a name that includes label.
  
          If no instance exists for the version, return None.
          """
          if self.has_processed_version:
              try:
                  obj = self.processed_version.zips.get(
                      zip_archive__icontains=label
                  )
              except ProcessedDataZip.DoesNotExist:
                  obj = None
          else:
              obj = None
          return obj
  
      @property
      def flat_zip(self):
          """
          ProcessedDataZip instance of flat files for this version (if it exists).
          """
          if self.has_processed_version:
              obj = self.get_processed_zip('flat')
          else:
              obj = None
          return obj
  
      @property
      def relational_zip(self):
          """
          ProcessedDataZip instance of relational files for this version (if it exists).
          """
          if self.has_processed_version:
              obj = self.get_processed_zip('relational')
          else:
              obj = None
          return obj
  
      @property
      def has_processed_version(self):
          """
          Check if the raw version is linked a ProcessedDataVersion instance.
          """
          try:
              self.processed_version
          except AttributeError:
              return False
          else:
              return True
  
      @property
      def processed_version_completed(self):
          """
          Check if the processed version completed.
          """
          if self.has_processed_version:
              return self.processed_version.update_completed
          else:
              return False
  
      class Meta:
          proxy = True
  
subject: Remove app_label from proxy