Quest 2. Dragon Sov

import mysql.connector as sql


class Database_Actions:
    def __init__(self):
        db = sql.connect(
            host='localhost',
            user='root',
            passwd='password'
        )
        cursor = db.cursor()

        self.execute_action(db, cursor)

    def execute_action(self, db, cursor):
        while (sql_query := input('Enter SQL > ')) != 'exit':
            try:
                cursor.execute(sql_query)

                for row in cursor.fetchall():
                    print(', '.join(str(i) for i in row))
            except Exception as e:
                print(e)
                break
        else:
            print('Work with the database is complete')

        db.close()


if __name__ == '__main__':
    Database_Actions()