Update definition of number of repetitions

Signed-off-by: Beat Buesser <[email protected]>

Author: Beat Buesser

art/attacks/evasion/adversarial_patch/adversarial_patch_tensorflow.py

@@ -335,13 +335,13 @@ def generate(self, x: np.ndarray, y: Optional[np.ndarray] = None, **kwargs) -> T
                 tf.data.Dataset.from_tensor_slices((x, y))
                 .shuffle(10000)
                 .batch(self.batch_size)
-                .repeat(math.ceil(self.max_iter / (x.shape[0] / self.batch_size)))
+                .repeat(math.ceil(x.shape[0] / self.batch_size))
             )
         else:
             ds = (
                 tf.data.Dataset.from_tensor_slices((x, y))
                 .batch(self.batch_size)
-                .repeat(math.ceil(self.max_iter / (x.shape[0] / self.batch_size)))
+                .repeat(math.ceil(x.shape[0] / self.batch_size))
             )
 
         for _ in trange(self.max_iter, desc="Adversarial Patch TensorFlow v2"):