code: def pipe_datebuilder(context=None, _INPUT=None, conf=None, **kwargs):
      
      conf = DotDict(conf)
  
      for item in _INPUT:
          _input = DotDict(item)
          date = utils.get_value(conf['DATE'], _input, **kwargs).lower()
  
          if date.endswith(' day') or date.endswith(' days'):
              count = int(date.split(' ')[0])
              new_date = dt.today() + timedelta(days=count)
          elif date.endswith(' year') or date.endswith(' years'):
              count = int(date.split(' ')[0])
              new_date = dt.today().replace(year=dt.today().year + count)
          else:
              new_date = SWITCH.get(date)
  
          if not new_date:
              new_date = utils.get_date(date)
  
          if not new_date:
              raise Exception('Unrecognized date string: %s' % date)
  
          yield new_date.timetuple()
docs: A date module that converts a text string into a datetime value. Useful
      as terminal data. Loopable.
  
      Parameters
      ----------
      context : pipe2py.Context object
      _INPUT : pipeforever pipe or an iterable of items
      conf : {'DATE': {'type': 'datetime', 'value': '12/2/2014'}}
  
      Yields
      ------
      _OUTPUT : date timetuples