using mysql connector, not mariadb

server.py

@@ -1,8 +1,9 @@
 from flask import Flask, render_template, request, redirect
-import mariadb
+# import mariadb
+import mysql.connector
 import os
 
-mydb = mariadb.connect(
+mydb = mysql.connector.connect(
     host=os.environ.get("HOST"),
     user=os.environ.get("USER"),
     password=os.environ.get("PASSWORD"),
@@ -10,7 +11,7 @@ mydb = mariadb.connect(
 )
 mydb.autocommit = True
 cursor = mydb.cursor()
-app = Flask('New Trello')
+app = Flask(__name__)
 
 @app.get("/")
 def show():