Update tokenizer.py

tokenizer.py

@@ -1,14 +1,14 @@
-from flair.data import Sentence, Tokenizer
+from flair.data import Tokenizer
 from typing import List
 
 
 class StatsTokenizer(Tokenizer):
 
     def __init__(self):
-        super(CustomTokenizer, self).__init__()
+        super(StatsTokenizer, self).__init__()
 
     def tokenize(self, text: str) -> List[str]:
-        return CustomTokenizer.run_tokenize(text)
+        return StatsTokenizer.run_tokenize(text)
 
     @staticmethod
     def run_tokenize(text: str) -> List[str]: