Update app.py

app.py

@@ -21,11 +21,13 @@ import shutil
 import psutil
 
 
-from base64 import b64encode
-from collections import OrderedDict
+import hmac
 from hashlib import sha256
-from hmac import HMAC
 from urllib.parse import urlencode
+import logging
+import json
+import sqlite3
+from flask import Flask, request, jsonify