code: def indicator(distance):
      return float(distance == 0)
  
file_path: gluonts/src/gluonts/time_feature/holiday.py
imports: from typing import Callable, List
  import numpy
  import pandas
  from pandas.tseries.holiday import SU, TH, EasterMonday, GoodFriday, Holiday, USColumbusDay, USLaborDay, USMartinLutherKingJr, USMemorialDay, USPresidentsDay, USThanksgivingDay
  from pandas.tseries.offsets import DateOffset, Day, Easter
label_desc: Use image node_id 2 for calling a global function with example usage: indicator(distance) and returns: float