code: def set_epsilon(value):
      """Set the value of the fuzz factor used in numeric expressions.
  
      Args:
          value: float. New value of epsilon.
  
      Examples:
      >>> keras.config.epsilon()
      1e-07
  
      >>> keras.config.set_epsilon(1e-5)
      >>> keras.config.epsilon()
      1e-05
  
      >>> # Set it back to the default value.
      >>> keras.config.set_epsilon(1e-7)
  
      """
      global _EPSILON
      _EPSILON = value
  
file_path: keras/keras/backend/config.py
imports: import json
  import os
  from keras.api_export import keras_export
label_desc: Use image node_id 4 for calling a global function with example usage: set_epsilon(value) without return types