code: def __init__(self, is_positive, coords, indx=None):
      if coords is None or is_positive is None:
          raise ValueError(
              "The coord is {}, is_positive is {} and one of them is None, but none of them should be."
          )
      self.coords = coords
      self.is_positive = is_positive
      self.index = None
  
imports: import os
  import sys
  import logging
  import numpy
  from copy import deepcopy
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddle.inference import create_predictor, Config
  from inference.ops import DistMaps3D, ScaleLayer, BatchImageNormalize3D, SigmoidForPred
label_desc: Use image node_id 1 to create a new Click object  with example: obj = Click(is_positive, coords, indx)