docstr: Test convo render by creating a self-chat, saving it to file and render it to
  html.
docstr_tok: ["Test","convo","render","by","creating","a","self-chat",",","saving","it","to","file","and","render","it","to","html","."]
code: def test_convo_render(self):
      """
      Test convo render by creating a self-chat, saving it to file and render it to
      html.
      """
      self_chat_pp = self_chat.setup_args()
      self_chat_opt = self_chat_pp.parse_args(
          [
              "-m",
              "fixed_response",
              "--fixed-response",
              "Hey there",
              "--save-format",
              "conversations",
              "--outfile",
              "self_chat_output",
          ]
      )
      self_chat.self_chat(self_chat_opt)
  
      convo_render_pp = convo_render.setup_args()
      convo_render_opt = convo_render_pp.parse_args(
          [
              "-i",
              "self_chat_output.jsonl",
              "-o",
              "self_chat_output.html",
          ]
      )
      convo_render.render_convo(convo_render_opt)
  
imports: import unittest
  import parlai.scripts.self_chat
  import parlai.scripts.convo_render
label_desc: Use image node_id 1 for calling the TestConvoRender obj's underlying member method code with example usage: obj.test_convo_render() without return types