code: def remove_from_parent(self):
          '''
          Removes this frame from its parent, and nulls the parent link
          '''
          if self.parent:
              self.parent._children.remove(self)
              self.parent._invalidate_time_caches()
              self.parent = Nonf remove_from_parent(self):
          '''
          Removes this frame from its parent, and nulls the parent link
          '''
          if self.parent:
              self.parent._children.remove(self)
              self.parent._invalidate_time_caches()
              self.parent = None
docs: Removes this frame from its parent, and nulls the parent link