def show_attrs(directory):
 for f in os.listdir(directory):
  if _is_audio(f):
   path = os.path.join(directory, f)
   _show_one(path)

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