3PHAGeh6FZ7oFbDRLRsQXeh5bRyxHMmVhZ

 <center>
   
        <a href="lightning:{{ pay_req }}"><img style="width:300px;" src='https://chart.googleapis.com/chart?chs=500x500&cht=qr&chl={{ pay_req }}&choe=UTF-8' title='Link to Google.com' /></a></center>




              <div class="row">
        <div class="col-md-6">
      <button class="btn btn-block btn-success btn-lg">Scan QR from camera</button>
    </div></div>


      <div class="row">
        <div class="col-md-6">
      <div class="box">
                <div class="form-group">
                      <label>  Paste invoice</label>
                      <textarea class="form-control" rows="3" placeholder="Enter ..."></textarea>
                    </div>
      </div>
      </div>
      </div>

      g.db.execute(
    'insert into Results (quiz,student,grade) values (?,?,?)',
    (
        request.form.get('Quiz', type=int),
        request.form.get('Student', type=int),
        request.form.get('grade', type=float)
    )
)