class_docstr: Manage Onsets and Frames TFLite model.
docstr: Returns the clock time represented by each output slice in ms.
code: def get_timestep(self):
      """Returns the clock time represented by each output slice in ms."""
      return int(1000 * self._timestep)
  
file_path: magenta/magenta/models/onsets_frames_transcription/realtime/tflite_model.py
imports: import importlib
  import numpy
label_desc: Use image node_id 4 for calling the Model obj's underlying member method code with example usage: obj.get_timestep() and returns: int