code: def debug_line_out(self, p0: Union[Unit, Point2, Point3], p1: Union[Unit, Point2, Point3], color=None):
          
          self._debug_lines.append(
              debug_pb.DebugLine(
                  line=debug_pb.Line(p0=self.to_debug_point(p0), p1=self.to_debug_point(p1)),
                  color=self.to_debug_color(color),
              )
          )
docs: Draws a line from p0 to p1. Don't forget to add 'await self._client.send_debug'.