remove commented code

controllers/block_controller.py

@@ -2,14 +2,13 @@ from flask import Blueprint, render_template, request, redirect, url_for, jsonif
 from flask_login import login_required
 
 import config
-import mysql.connector
 
 from model.Block import Block
 from model.Utilities import HtmlHelper
 
 block_bp = Blueprint('block', __name__)
 
-
+# 
 @block_bp.route('/add_block', methods=['GET', 'POST'])
 @login_required
 def add_block():