removed unnecessary packages

app.py

@@ -4,25 +4,21 @@ import altair as alt
 from transformers import pipeline
 #!pip install -U sentence-transformers
 from sentence_transformers import SentenceTransformer, util
-#from sentence_transformers import SentenceTransformer
+from sentence_transformers import SentenceTransformer
 import numpy as np
 import sys
 import json
 #from torch.utils.data import DataLoader
-#from sentence_transformers import SentenceTransformer, LoggingHandler, util, models, evaluation, losses, InputExample
-import logging
-from datetime import datetime
-import gzip
-import os
-import tarfile
-from collections import defaultdict
-#from torch.utils.data import IterableDataset
+from sentence_transformers import SentenceTransformer, LoggingHandler, util, models, evaluation, losses, InputExample
+from torch.utils.data import IterableDataset
 import tqdm
 #from torch.utils.data import Dataset
 import random
 from shutil import copyfile
 from urllib.error import URLError
 
+## TEXT ######################################################################################################################
+
 # Load document embeddings
 
 # set up title and sidebar