code: def round_down(n, decimals=0):
      multiplier = 10**decimals
      return math.floor(n * multiplier) / multiplier
  
file_path: espnet/egs2/chime7_task1/diar_asr1/local/pyannote_dprep.py
imports: import argparse
  import glob
  import json
  import math
  import os.path
  import re
  from pathlib import Path
  import soundfile
  import tqdm
  from pyannote.metrics.segmentation import Annotation, Segment
label_desc: Use image node_id 1 for calling a global function with example usage: round_down(n, decimals) and returns: unknown