Fix bug in open function

util.py

@@ -42,7 +42,7 @@ def detect_encoding_and_open(filename):
     """
     raw_data = open(filename, 'rb').read()
     detected_encoding = chardet.detect(raw_data)['encoding']
-    encodings = [detected_encoding['encoding'], 'utf-8', 'ansi']
+    encodings = [detected_encoding, 'utf-8', 'ansi']
     for encoding in encodings:
         f = open(filename, encoding=encoding)
         try: