code: def read_info_from_repo(self):
      if self.is_builtin or self.have_info_from_repo:
          return
  
      def read_from_repo():
          with self.lock:
              if self.have_info_from_repo:
                  return
  
              self.do_read_info_from_repo()
  
              return self.to_dict()
  
      try:
          d = cache.cached_data_for_file(
              "extensions-git",
              self.name,
              os.path.join(self.path, ".git"),
              read_from_repo,
          )
          self.from_dict(d)
      except FileNotFoundError:
          pass
      self.status = "unknown" if self.status == "" else self.status
  
imports: from __future__ import annotations
  import configparser
  import os
  import threading
  import re
  from modules import shared, errors, cache, scripts
  from modules.gitpython_hack import Repo
  from modules.paths_internal import extensions_dir, extensions_builtin_dir, script_path
label_desc: Use image node_id 4 for calling the Extension obj's underlying member method code with example usage: obj.read_info_from_repo() and returns: self