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application

A base Application class for Datalayer applications.\n\nAll Datalayer applications should inherit from this.

NoStart Objects​

class NoStart(Exception)

Exception to raise when an application shouldn't start

DatalayerApp Objects​

class DatalayerApp(Application)

Base class for Datalayer applications

name​

override in subclasses

write_default_config​

def write_default_config() -> None

Write our default config to a .py config file

migrate_config​

def migrate_config() -> None

Migrate config/data from IPython 3

load_config_file​

def load_config_file(suppress_errors: bool = True) -> None

Load the config file.\n\nBy default, errors in loading config are handled, and a warning\nprinted on screen. For testing, the suppress_errors option is set\nto False, so errors will make tests fail.

initialize​

@catch_config_error
def initialize(argv: t.Optional[list[str]] = None) -> None

Initialize the application.

start​

def start() -> None

Start the whole thing

launch_instance​

@classmethod
def launch_instance(cls,
                    argv: t.Optional[t.Tuple[t.Any]] = None,
                    **kwargs: t.Dict[str, t.Any]) -> None

Launch an instance of a Datalayer Application