Update app.py

app.py

@@ -10,7 +10,7 @@ import json
 import logging
 import csv
 import io
-from urllib.parse import quote, urlparse, parse_qsl, urlencode, parse_qs
+from urllib.parse import quote
 import string
 from datetime import datetime
 import pytz
@@ -21,20 +21,6 @@ import shutil
 import psutil
 
 
-
-
-import hashlib
-import hmac
-
-from base64 import b64encode
-from collections import OrderedDict
-from hashlib import sha256
-from hmac import HMAC
-
-
-
-
-
 from base import replace_null_with_empty_string