code: def read(filename='cache'):
  	
  	cache_path = get_cache_path(filename)
  	if not os.path.exists(cache_path) or os.stat(cache_path).st_size == 0:
  		return None
  	with open(cache_path, 'r') as file:
  		return json.load(file)
docs: parameter: file_path - path to cache file
  	return: data after parsing json file