Update functions_preprocess.py

functions_preprocess.py

@@ -20,6 +20,9 @@ import torch.optim as optim
 import torch.nn.functional as F
 from torchtext.data.utils import get_tokenizer
 
+stop_words = set(stopwords.words('english'))
+lemmatizer = WordNetLemmatizer()
+
 def download_if_non_existent(res_path, res_name):
   try:
     nltk.data.find(res_path)