code: def preview(self, input_filepath):
          '''Play a preview of the output with the current set of effects
  
          Parameters
          ----------
          input_filepath : str
              Path to input audio file.
  
          '''
          args = ["play", "--no-show-progress"]
          args.extend(self.globals)
          args.extend(self.input_format)
          args.append(input_filepath)
          args.extend(self.effects)
  
          play(argsf preview(self, input_filepath):
          '''Play a preview of the output with the current set of effects
  
          Parameters
          ----------
          input_filepath : str
              Path to input audio file.
  
          '''
          args = ["play", "--no-show-progress"]
          args.extend(self.globals)
          args.extend(self.input_format)
          args.append(input_filepath)
          args.extend(self.effects)
  
          play(args)
docs: Play a preview of the output with the current set of effects
  
          Parameters
          ----------
          input_filepath : str
              Path to input audio file.