Refactor:

Step 4 - Aggregating Neural Networks
Step 5 - Training Neural Networks

code/setups/mixed-soup.py

@@ -89,7 +89,7 @@ if __name__ == '__main__':
                     for _ in range(exp.soup_life):
                         soup.evolve()
                     count(counters, soup, notable_nets)
-                    keras.backend.clear_session()
+                    K.clear_session()
 
                 xs += [trains_per_selfattack]
                 ys += [float(counters['fix_zero']) / float(exp.trials)]