old_contents: #!/usr/bin/python2.5
  #
  # Copyright 2009 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.
  
  """Module contains logic memcaching functions.
  """
  
  __authors__ = [
      '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    ]
  
  
  from google.appengine.api import memcache
  from google.appengine.ext import db
  
  import soc.cache.base
  
  
  def key(model, filter, order):
    """Returns the memcache key for this query.
    """
  
    new_filter = {}
  
    for filter_key, value in filter.iteritems():
      new_value = value.key().id_or_name() if isinstance(value, db.Model) else value
      new_filter[filter_key] = new_value
  
    return 'query_for_%(kind)s_%(filter)s_%(order)s' % {
        'kind': repr(model.kind()),
        'filter': repr(new_filter),
        'order': repr(order),
        }
  
  
  def get(model, filter, order, *args, **kwargs):
    """Retrieves the data for the specified query from the memcache.
    """
  
    memcache_key = key(model, filter, order)
    return memcache.get(memcache_key), memcache_key
  
  
  def put(data, memcache_key, *args, **kwargs):
    """Sets the data for the specified query in the memcache.
  
    Args:
      data: the data to be cached
    """
  
    # Store data for fifteen minutes to force a refresh every so often
    retention = 15*60
    memcache.add(memcache_key, data, retention)
  
  
  def flush(model, filter):
    """Removes the data for the current user from the memcache.
    """
  
    memcache_key = key(model, filter)
    memcache.delete(memcache_key)
  
  
  # define the cache function
  cache = soc.cache.base.getCacher(get, put)
  
new_contents: #!/usr/bin/python2.5
  #
  # Copyright 2009 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.
  
  """Module contains logic memcaching functions.
  """
  
  __authors__ = [
      '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    ]
  
  
  from google.appengine.api import memcache
  from google.appengine.ext import db
  
  import soc.cache.base
  
  
  def key(model, filter, order):
    """Returns the memcache key for this query.
    """
  
    new_filter = {}
  
    for filter_key, value in filter.iteritems():
      if isinstance(value, db.Model):
        new_value = value.key().id_or_name()
      else:
        new_value = value
      new_filter[filter_key] = new_value
  
    return 'query_for_%(kind)s_%(filter)s_%(order)s' % {
        'kind': repr(model.kind()),
        'filter': repr(new_filter),
        'order': repr(order),
        }
  
  
  def get(model, filter, order, *args, **kwargs):
    """Retrieves the data for the specified query from the memcache.
    """
  
    memcache_key = key(model, filter, order)
    return memcache.get(memcache_key), memcache_key
  
  
  def put(data, memcache_key, *args, **kwargs):
    """Sets the data for the specified query in the memcache.
  
    Args:
      data: the data to be cached
    """
  
    # Store data for fifteen minutes to force a refresh every so often
    retention = 15*60
    memcache.add(memcache_key, data, retention)
  
  
  def flush(model, filter):
    """Removes the data for the current user from the memcache.
    """
  
    memcache_key = key(model, filter)
    memcache.delete(memcache_key)
  
  
  # define the cache function
  cache = soc.cache.base.getCacher(get, put)
  
subject: Fix too long line in soc.cache.logic module.