code: def zero_indexed(Y):
      if min(abs(Y)) != 0:
          return False
      return True
  
imports: import functools
  from tensorflow.keras import backend
  import tensorflow
  from tensorflow import keras
  import numpy
  from .distances import euclidean_distance, manhattan_distance, chebyshev_distance, cosine_distance
label_desc: Use image node_id 11 for calling a global function with example usage: zero_indexed(Y) and returns: True, False