C:\Claw 2\Nghien cuu\Du-an-B-He-mau-Stain-Glaze\calib-app\server_calib.py:9: DeprecationWarning: 'cgi' is deprecated and slated for removal in Python 3.13
  import cgi, hashlib, hmac, html, io, json, mimetypes, os, re, secrets, sqlite3, sys, time, urllib.parse