old_contents: # from jaraco.util.itertools
  def always_iterable(item):
      """
      Given an object, always return an iterable. If the item is not
      already iterable, return a tuple containing only the item.
  
      >>> always_iterable([1,2,3])
      [1, 2, 3]
      >>> always_iterable('foo')
      ('foo',)
      >>> always_iterable(None)
      (None,)
      >>> always_iterable(xrange(10))
      xrange(10)
      """
      if isinstance(item, basestring) or not hasattr(item, '__iter__'):
          item = item,
      return item
  
  def total_seconds(td):
      """
      Python 2.7 adds a total_seconds method to timedelta objects.
      See http://docs.python.org/library/datetime.html#datetime.timedelta.total_seconds
  
      >>> import datetime
      >>> total_seconds(datetime.timedelta(hours=24))
      86400.0
      """
      try:
          result = td.total_seconds()
      except AttributeError:
          seconds = td.seconds + td.days * 24 * 3600
          result = (td.microseconds + seconds * 10**6) / 10**6
      return result
  
new_contents: # from jaraco.util.itertools
  def always_iterable(item):
      """
      Given an object, always return an iterable. If the item is not
      already iterable, return a tuple containing only the item.
  
      >>> always_iterable([1,2,3])
      [1, 2, 3]
      >>> always_iterable('foo')
      ('foo',)
      >>> always_iterable(None)
      (None,)
      >>> always_iterable(xrange(10))
      xrange(10)
      """
      if isinstance(item, basestring) or not hasattr(item, '__iter__'):
          item = item,
      return item
  
  def total_seconds(td):
      """
      Python 2.7 adds a total_seconds method to timedelta objects.
      See http://docs.python.org/library/datetime.html#datetime.timedelta.total_seconds
  
      >>> import datetime
      >>> total_seconds(datetime.timedelta(hours=24))
      86400.0
      """
      try:
          result = td.total_seconds()
      except AttributeError:
          seconds = td.seconds + td.days * 24 * 3600
          result = float((td.microseconds + seconds * 10**6) / 10**6)
      return result
  
subject: Use float so test passes on Python 2.6