Update api.py

api.py

@@ -4,12 +4,7 @@ import tensorflow as tf
 import asyncio
 from fastapi import FastAPI, Request
 from fastapi.responses import StreamingResponse
-from sklearn.feature_extraction.text import TfidfVectorizer
-from sklearn.metrics.pairwise import cosine_similarity
-import nltk
-nltk.download('punkt')
-from nltk.tokenize import 
-    
+
 app = FastAPI()    
       
 sp = spm.SentencePieceProcessor()