https://airflow.apache.org/docs/apache-airflow/stable/configurations-ref.html#store-dag-code

![Captura de pantalla 2021-05-26 a las 17 47 56](https://user-images.githubusercontent.com/11339132/119691160-a2049a00-be4a-11eb-8f55-0ad2c6117620.png)

The Default is True or None?
tests/core/test_configuration.py
test_config = '''
[kubernetes_environment_variables]
key1 = hello
AIRFLOW_HOME = /root/airflow
'''
        test_config_default = '''
[kubernetes_environment_variables]
'''
        test_conf = AirflowConfigParser(default_config=parameterized_config(test_config_default))
        test_conf.read_string(test_config)
        assert OrderedDict([('key1', 'hello'), ('AIRFLOW_HOME', '/root/airflow')]) == test_conf.getsection(
            'kubernetes_environment_variables'
        )
    def test_broker_transport_options(self):
        section_dict = conf.getsection("celery_broker_transport_options")
        assert isinstance(section_dict['visibility_timeout'], int)
        assert isinstance(section_dict['_test_only_bool'], bool)
        assert isinstance(section_dict['_test_only_float'], float)
        assert isinstance(section_dict['_test_only_string'], str)
    @conf_vars(
        {
            ("celery", "worker_concurrency"): None,
            ("celery", "celeryd_concurrency"): None,
        }
    )
    def test_deprecated_options(self):