code: def delete(self, obj, force=False):
          
          # TODO: this could be a whole lot more efficient!
          if not force:
              for fs in self:
                  try:
                      fs.get(obj)
                  except FieldSelectorException:
                      raise
  
          for fs in self:
              try:
                  fs.delete(obj)
              except FieldSelectorException:
                  pass
docs: Deletes all of the fields at the specified locations.
  
          args:
  
              ``obj=``\ *OBJECT*
                  the object to remove the fields from
  
              ``force=``\ *BOOL*
                  if True, missing attributes do not raise errors.  Otherwise,
                  the first failure raises an exception without making any
                  changes to ``obj``.