code: def set_epsilon(value):
      """Sets the value of the fuzz factor used in numeric expressions.
  
      Args:
          value: float. New value of epsilon.
  
      Example:
      >>> tf.keras.backend.epsilon()
      1e-07
      >>> tf.keras.backend.set_epsilon(1e-5)
      >>> tf.keras.backend.epsilon()
      1e-05
       >>> tf.keras.backend.set_epsilon(1e-7)
      """
      global _EPSILON
      _EPSILON = value
  
imports: from tensorflow.python.util import dispatch
label_desc: Use image node_id 2 for calling a global function with example usage: set_epsilon(value) without return types