<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def delete(self, drop_database=True):
 """ Delete the site entry @param drop_database: Drop the sites associated MySQL database @type drop_database: bool """

        self.disable()
        Session.delete(self)

        if drop_database and self.db_name:
            mysql = create_engine('mysql://root:secret@localhost')
            mysql.execute('DROP DATABASE IF EXISTS `{db}`'.format(db=self.db_name))
            try:
                mysql.execute('DROP USER `{u}`'.format(u=self.db_user))
            except SQLAlchemyError:
                pass