code: def api_populate(self):
      s_dir = _sessions_dir()
      files = os.listdir(s_dir)
      names = [
          os.path.splitext(f)[0]
          for f in files
          if os.path.isfile(os.path.join(s_dir, f))
          and f.endswith(".json")
      ]
      names = sorted(names)
  
      filename = os.path.basename(self.filename)
      name = os.path.splitext(filename)[0]
  
      historyjson = [node.get_dict() for node in self.history]
  
      for jnode in historyjson:
          author = jnode["author"]
          if author is not None and author in self.participants:
              jnode["author_idx"] = self.participants.index(author)
  
      dic = {
          "sessions": names,
          "current_session": name,
          "fixed_prompt": self.fixed_prompt.text,
          "keep_fixed_prompt": self.keep_fixed_prompt,
          "participants": self.participants,
          "history": historyjson,
          "temperature": generator.settings.temperature,
          "top_p": generator.settings.top_p,
          "min_p": generator.settings.min_p,
          "top_k": generator.settings.top_k,
          "typical": generator.settings.typical,
          "break_on_newline": self.break_on_newline,
          "max_response_tokens": self.max_response_tokens,
          "chunk_size": self.chunk_size,
          "token_repetition_penalty_max": generator.settings.token_repetition_penalty_max,
          "token_repetition_penalty_sustain": generator.settings.token_repetition_penalty_sustain,
          "token_repetition_penalty_decay": generator.settings.token_repetition_penalty_decay,
          "max_seq_len": model.config.max_seq_len,
      }
  
      # Add model info
  
      def _common_chars(names):
          cname = max(names, key=len)
          for x in names:
              for p, c in enumerate(x):
                  if c != cname[p] and cname[p] != "*":
                      cname = cname[:p] + "*" + cname[p + 1 :]
          return cname
  
      mp = (
          model.config.model_path
          if isinstance(model.config.model_path, str)
          else _common_chars(model.config.model_path)
      )
  
      model_str = os.path.splitext(os.path.basename(mp))[0] + "\n"
      model_str += f"Sequence length: {model.config.max_seq_len}\n"
  
      dic["model_info"] = model_str.strip()
  
      json_object = json.dumps(dic, indent=4)
      return json_object + "\n"
  
imports: from model import ExLlama, ExLlamaCache, ExLlamaConfig
  from tokenizer import ExLlamaTokenizer
  from generator import ExLlamaGenerator
  import time
  import torch
  import os
  import json
  import uuid
label_desc: Use image node_id 6 for calling the Session obj's underlying member method code with example usage: obj.api_populate() and returns: unknown, cname