Delete of models submodule

models/metrics.py

@@ -1,8 +0,0 @@
-from keras import backend as K
-import tensorflow as tf
-
-def auc(y_true, y_pred):
-    auc = tf.metrics.auc(y_true, y_pred)[1]
-    K.get_session().run(tf.local_variables_initializer())
-    
-    return auc