old_contents: #!/usr/bin/python2.5
  #
  # Copyright 2008 the Melange authors.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #   http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Presence (Model) query functions.
  """
  
  __authors__ = [
    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    '"Lennard de Rijk" <ljvderijk@gmail.com>'
    ]
  
  
  from soc.logic.models import base
  from soc.logic.models import linkable as linkable_logic
  
  import soc.models.presence
  
  
  class Logic(base.Logic):
    """Logic methods for the Presence model.
    """
  
    def __init__(self, model=soc.models.presence.Presence,
                 base_model=None, scope_logic=linkable_logic):
      """Defines the name, key_name and model for this entity.
      """
  
      super(Logic, self).__init__(model, base_model=base_model,
                                  scope_logic=scope_logic)
  
    def getToS(self, entity):
      """Returns the ToS Document of the Presence entity, or None if no ToS.
  
      Args:
        entity:  Presence (or one of its sub-classes) entity that may or may
          not have a ToS Document attached
      """
      if not entity:
        return None
  
      try:
        tos_doc = entity.tos
      except db.Error:
        return None
  
      return tos_doc
  
  
  logic = Logic()
  
new_contents: #!/usr/bin/python2.5
  #
  # Copyright 2008 the Melange authors.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #   http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Presence (Model) query functions.
  """
  
  __authors__ = [
    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    '"Lennard de Rijk" <ljvderijk@gmail.com>'
    ]
  
  
  from google.appengine.ext import db
  
  from soc.logic.models import base
  from soc.logic.models import linkable as linkable_logic
  
  import soc.models.presence
  
  
  class Logic(base.Logic):
    """Logic methods for the Presence model.
    """
  
    def __init__(self, model=soc.models.presence.Presence,
                 base_model=None, scope_logic=linkable_logic):
      """Defines the name, key_name and model for this entity.
      """
  
      super(Logic, self).__init__(model, base_model=base_model,
                                  scope_logic=scope_logic)
  
    def getToS(self, entity):
      """Returns the ToS Document of the Presence entity, or None if no ToS.
  
      Args:
        entity:  Presence (or one of its sub-classes) entity that may or may
          not have a ToS Document attached
      """
      if not entity:
        return None
  
      try:
        tos_doc = entity.tos
      except db.Error:
        return None
  
      return tos_doc
  
  
  logic = Logic()
  
subject: Fix missing import identified by pylint.