code: def _to_seconds(td):
      """Convert a timedelta to seconds"""
      return td.seconds + td.days * 24 * 60 * 60
  
imports: from datetime import datetime, timedelta, tzinfo
  from bisect import bisect_right
  import pytz
  from pytz.exceptions import AmbiguousTimeError, NonExistentTimeError
label_desc: Use image node_id 4 for calling a global function with example usage: _to_seconds(td) and returns: unknown