code: def _stat_call(filepath):
      '''Call sox's stat function.
  
      Parameters
      ----------
      filepath : str
          File path.
  
      Returns
      -------
      stat_output : str
          Sox output from stderr.
      '''
      validate_input_file(filepath)
      args = ['sox', filepath, '-n', 'stat']
      _, _, stat_output = sox(args)
      return stat_outpuf _stat_call(filepath):
      '''Call sox's stat function.
  
      Parameters
      ----------
      filepath : str
          File path.
  
      Returns
      -------
      stat_output : str
          Sox output from stderr.
      '''
      validate_input_file(filepath)
      args = ['sox', filepath, '-n', 'stat']
      _, _, stat_output = sox(args)
      return stat_output
docs: Call sox's stat function.
  
      Parameters
      ----------
      filepath : str
          File path.
  
      Returns
      -------
      stat_output : str
          Sox output from stderr.