code: def event_convert_target1(self, events):
      output_text = []
      for event in events:
          event_trigger = self.nan(event["event_trigger"])
          event_type = self.nan(event["event_type"])
          if event_type == "":
              continue
          if event_trigger == "":
              output_text.append(self.NAN)
              continue
          output_text.append(f"事件触发词是{event_trigger},事件类型是{event_type}")
      output_text = "\n".join(output_text)
      if (
          len(
              output_text.replace(self.NAN, "")
              .replace("\n", "")
              .strip()
          )
          == 0
      ):
          return self.prefix + self.NAN
      return self.prefix + output_text
  
file_path: DeepKE/example/llm/InstructKGC/kg2instruction/convert/converter/eet_converter.py
imports: import json
label_desc: Use image node_id 4 for calling the EETConverter obj's underlying member method code with example usage: obj.event_convert_target1(events) and returns: unknown, unknown