config = {'user'    : 'some_user',
          'password': 'some_password',
          'host'    : '127.0.0.1',
          'database': 'some_database',
          'raise_on_warnings': True,
         }
db = mysql.connector.connect(**config)

# wait some to make changes to the database using the HeidiSQL workbenches

db.commit() # even though Python has not changed anything which needs to be
            # committed, this seems necessary to re-read the db to catch
            # the changes that were committed by the other clients
cursor = db.cursor()
cursor.execute('some_SQL_query')
for result in cursor:
    do_something_with(result)
cursor.close()