Update src/main.py

src/main.py

@@ -2,10 +2,15 @@ import display_gloss as dg
 import synonyms_preprocess as sp
 from NLP_Spacy_base_translator import NlpSpacyBaseTranslator 
 from flask import Flask,  render_template, Response, request
+import nltk
+
+
 
 
 app = Flask(__name__)
 
+nltk.download('wordnet')
+
 @app.route('/')
 def index():
     global dataset, vocabulary_list, dict_2000_tokens, nlp, dict_docs_spacy