From c2fafbe4402efd4e908939e71d405e11f2c01cb2 Mon Sep 17 00:00:00 2001
From: Yue Zhao <zhaoy@cmu.edu>
Date: Thu, 18 Jul 2019 10:41:07 +0800
Subject: [PATCH] code optimization

---
 combo/models/classifier_comb.py    | 3 +--
 combo/test/test_classifier_comb.py | 2 --
 combo/test/test_score_comb.py      | 3 ---
 3 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/combo/models/classifier_comb.py b/combo/models/classifier_comb.py
index c3a2f82..c056db4 100644
--- a/combo/models/classifier_comb.py
+++ b/combo/models/classifier_comb.py
@@ -328,8 +328,7 @@ def predict(self, X):
 
         all_scores = np.zeros([X.shape[0], self.len_classifiers_])
 
-        for i in range(self.len_classifiers_):
-            clf = self.classifiers[i]
+        for i, clf in enumerate(self.classifiers):
             if clf.fitted_ != True and self.pre_fitted == False:
                 ValueError('Classifier should be fitted first!')
             else:
diff --git a/combo/test/test_classifier_comb.py b/combo/test/test_classifier_comb.py
index aeb2ae4..4bb6bfb 100644
--- a/combo/test/test_classifier_comb.py
+++ b/combo/test/test_classifier_comb.py
@@ -1,6 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import division
-from __future__ import print_function
 
 import os
 import sys
diff --git a/combo/test/test_score_comb.py b/combo/test/test_score_comb.py
index b6e9086..5ff7a2c 100644
--- a/combo/test/test_score_comb.py
+++ b/combo/test/test_score_comb.py
@@ -1,8 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import division
-from __future__ import print_function
-
 import os
 import sys