Use feature legend in the commit classifier

scripts/commit_classifier.py

@@ -107,8 +107,6 @@ class CommitClassifier(object):
             commits[-1], probabilities=True, importances=True
         )
 
-        feature_names = self.model.get_human_readable_feature_names()
-
         features = []
         for i, (val, feature_index, is_positive) in enumerate(
             importance["importances"]["classes"][1][0]
@@ -116,7 +114,7 @@ class CommitClassifier(object):
             features.append(
                 [
                     i + 1,
-                    feature_names[int(feature_index)],
+                    importance["feature_legend"][str(i + 1)],
                     f'({"+" if (is_positive) else "-"}{val})',
                 ]
             )