code: def get_readlock(pid, path):
      
      timestamp = int(time.time() * 1e6)
      lockdir_name = "%s.readlock.%i.%i" % (path, pid, timestamp)
      os.mkdir(lockdir_name)
  
      # Register function to release the readlock at the end of the script
      atexit.register(release_readlock, lockdir_name=lockdir_name)
docs: Obtain a readlock on a file.
  
      Parameters
      ----------
      path : str
          Name of the file on which to obtain a readlock