PEP8

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

Author: Beat Buesser

art/defences/detector/__init__.py

@@ -2,4 +2,4 @@
 Module implementing detector-based defences against adversarial attacks.
 """
 from art.defences.transformer import evasion
-from art.defences.transformer import poisoning
+from art.defences.transformer import poisoning

art/estimators/certification/__init__.py

@@ -1,2 +1,2 @@
 from art.estimators.certification import neural_cleanse
-from art.estimators.certification import randomized_smoothing
+from art.estimators.certification import randomized_smoothing