code: def get_recorded_time(self):
      return len(self.data[0]) / self.rate
  
file_path: dejavu/dejavu/logic/recognizer/microphone_recognizer.py
imports: import numpy
  import pyaudio
  from dejavu.base_classes.base_recognizer import BaseRecognizer
label_desc: Use image node_id 6 for calling the MicrophoneRecognizer obj's underlying member method code with example usage: obj.get_recorded_time() and returns: unknown