Update tester.py

tester.py

@@ -14,35 +14,6 @@ from build_tag import *
 from build_vocab import Vocabulary, JsonReader
 
 
-class Vocabulary(object):
-    def __init__(self):
-        self.word2idx = {}
-        self.id2word = {}
-        self.idx = 0
-        self.add_word('<pad>')
-        self.add_word('<end>')
-        self.add_word('<start>')
-        self.add_word('<unk>')
-
-    def add_word(self, word):
-        if word not in self.word2idx:
-            self.word2idx[word] = self.idx
-            self.id2word[self.idx] = word
-            self.idx += 1
-
-    def get_word_by_id(self, id):
-        return self.id2word[id]
-
-    def __call__(self, word):
-        if word not in self.word2idx:
-            return self.word2idx['<unk>']
-        return self.word2idx[word]
-
-    def __len__(self):
-        return len(self.word2idx)
-
-
-
 class CaptionSampler(object):
     def __init__(self):
         # Default configuration values