hi,team:

    my dag is 1 minute schedule,one parts dag state is success,but tasks state is not yet started in a dag:

![image](https://user-images.githubusercontent.com/41068725/116344664-357d8780-a819-11eb-8010-c746ffdfdbcc.png)


   how can to fix it?
airflow/settings.py
"""Import airflow_local_settings.py files to allow overriding any configs in settings.py file"""
    try:  # pylint
        import airflow_local_settings
        if hasattr(airflow_local_settings, "__all__"):
            for i in airflow_local_settings.__all__:  # pylint
                globals()[i] = getattr(airflow_local_settings, i)
        else:
            for k, v in airflow_local_settings.__dict__.items():
                if not k.startswith("__"):
                    globals()[k] = v
        # TODO: 
        if "policy" in globals() and "task_policy" not in globals():
            warnings.warn(
                "Using `policy` in airflow_local_settings.py is deprecated. "
                "Please rename your `policy` to `task_policy`.",
                DeprecationWarning,
                stacklevel=2,
            )
            globals()["task_policy"] = globals()["policy"]
            del globals()["policy"]
        log.info("Loaded airflow_local_settings from %s .", airflow_local_settings.__file__)
    except ImportError:
        log.debug("Failed to import airflow_local_settings.", exc_info=True)
def initialize():