code: def instruction_to_svg_dict(self, instruction_or_id, copy_result=True):
          
          instruction_id = self.get_instruction_id(instruction_or_id)
          if instruction_id in self._cache:
              result = self._cache[instruction_id]
          else:
              result = self._instruction_to_svg_dict(instruction_id)
              self._cache[instruction_id] = result
          if copy_result:
              result = deepcopy(result)
          return result
docs: Return the SVG dict for the SVGBuilder.
  
          :param instruction_or_id: the instruction or id, see
            :meth:`get_instruction_id`
          :param bool copy_result: whether to copy the result
          :rtype: dict
  
          The result is cached.