code: def show_attrs(directory):
      "print out the tempo for each audio file in the given directory"
      for f in os.listdir(directory):
          if _is_audio(f):
              path = os.path.join(directory, f)
              _show_one(pathf show_attrs(directory):
      "print out the tempo for each audio file in the given directory"
      for f in os.listdir(directory):
          if _is_audio(f):
              path = os.path.join(directory, f)
              _show_one(path)
docs: print out the tempo for each audio file in the given directory