code: def _parse_line(self, line):
      x1 = float(line.attrib.get("x1", 0))
      y1 = float(line.attrib.get("y1", 0))
      x2 = float(line.attrib.get("x2", 0))
      y2 = float(line.attrib.get("y2", 0))
  
      self._start_path()
      self.M(x1, y1)
      self.L(x2, y2)
  
imports: import re
label_desc: Use image node_id 19 for calling the PathBuilder obj's underlying member method code with example usage: obj._parse_line(line) without return types