code: def time_to_seconds(x):
      """Convert a time in a seconds sum"""
      if isinstance(x, time):
          return (
              (((x.hour * 60) + x.minute) * 60 + x.second) * 10**6
              + x.microsecond
          ) / 10**6
  
      if isinstance(x, str):
          return x
      # Clamp to valid time
      return x and max(0, min(x, 24 * 3600 - 10**-6))
  
imports: from datetime import date, datetime, time, timedelta
  from pygal._compat import timestamp
  from pygal.adapters import positive
  from pygal.graph.xy import XY
label_desc: Use image node_id 6 for calling a global function with example usage: time_to_seconds(x) and returns: unknown, unknown, x