code: def _longer_than(segments, min_dur):
      
      if min_dur <= 0.:
          return segments
  
      long_enough = []
      for seg in segments:
  
          if sum([t[1] - t[0] for t in seg['times']]) >= min_dur:
              long_enough.append(seg)
  
      return long_enough
docs: Remove segments longer than min_dur.