code: def reset_state(self):
      # The state of the metric will be reset at the start of each epoch.
      self.true_positives.assign(0.0)
  
imports: import torch
  import tensorflow
  import os
  import numpy
  import keras
  from keras import layers
  from keras import ops
label_desc: Use image node_id 4 for calling the CategoricalTruePositives obj's underlying member method code with example usage: obj.reset_state() without return types