old_contents: from __future__ import unicode_literals
  from . import version
  
  __version__ = version.__version__
  
  
  def register(
      model,
      app=None,
      manager_name="history",
      records_class=None,
      table_name=None,
      **records_config
  ):
      """
      Create historical model for `model` and attach history manager to `model`.
  
      Keyword arguments:
      app -- App to install historical model into (defaults to model.__module__)
      manager_name -- class attribute name to use for historical manager
      records_class -- class to use for history relation (defaults to
          HistoricalRecords)
      table_name -- Custom name for history table (defaults to
          'APPNAME_historicalMODELNAME')
  
      This method should be used as an alternative to attaching an
      `HistoricalManager` instance directly to `model`.
      """
      from . import models
  
      if records_class is None:
          records_class = models.HistoricalRecords
  
      records = records_class(**records_config)
      records.manager_name = manager_name
      records.table_name = table_name
      records.module = app and ("%s.models" % app) or model.__module__
      records.cls = model
      records.add_extra_methods(model)
      records.finalize(model)
  
new_contents: from __future__ import unicode_literals
  from . import version
  
  __version__ = version.version
  
  
  def register(
      model,
      app=None,
      manager_name="history",
      records_class=None,
      table_name=None,
      **records_config
  ):
      """
      Create historical model for `model` and attach history manager to `model`.
  
      Keyword arguments:
      app -- App to install historical model into (defaults to model.__module__)
      manager_name -- class attribute name to use for historical manager
      records_class -- class to use for history relation (defaults to
          HistoricalRecords)
      table_name -- Custom name for history table (defaults to
          'APPNAME_historicalMODELNAME')
  
      This method should be used as an alternative to attaching an
      `HistoricalManager` instance directly to `model`.
      """
      from . import models
  
      if records_class is None:
          records_class = models.HistoricalRecords
  
      records = records_class(**records_config)
      records.manager_name = manager_name
      records.table_name = table_name
      records.module = app and ("%s.models" % app) or model.__module__
      records.cls = model
      records.add_extra_methods(model)
      records.finalize(model)
  
subject: Use correct name.