new_contents: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  # Copyright (c) 2015 Jérémie DECOCK (http://www.jdhp.org)
  
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
   
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  
  # https://doc.qt.io/qtforpython/PySide2/QtSql/QSqlDatabase.html
  # https://doc.qt.io/qt-5/sql-programming.html
  # https://www.developpez.net/forums/d1590644/autres-langages/python/gui/pyqt/qtsql-probleme-setquery/
  
  # TO MAKE THE TEST DATABASE
  # -------------------------
  # $ sqlite3 test.sqlite
  # sqlite> CREATE TABLE t_pers (nom VARCHAR, age INTEGER);
  # sqlite> INSERT INTO t_pers VALUES ("john", 30);
  # sqlite> INSERT INTO t_pers VALUES ("billy", 25);
  
  from PyQt5 import QtSql
  
  db = QtSql.QSqlDatabase.addDatabase("QSQLITE")
  db.setDatabaseName("test.sqlite")
  
  if not db.open():
      db = None # Erreur d'ouverture de la base de données basesql
  
  #query = QtSql.QSqlQuery("SELECT * FROM t_pers", db)
  
  query = QtSql.QSqlQuery()
  query.exec("SELECT * FROM t_pers")
  
  while query.next():
      name = query.value(0)      # QString
      age = query.value(1)
      print(name, age)
  
subject: Add a snippet.