message: Weird addition to robot.py removed
diff: @@ -826,7 +826,6 @@ class Robot(object):
  def add_container(self, name, slot, label=None, share=False):
  container = _setup_container(name)
  -
  if container is not None:
  location = self._get_placement_location(slot)
  if self._is_available_slot(location, share, slot, name):
  