pythia.applications.command_line

Class defeinitions from pythia apps deisgned to be run from the cli.

class pythia.applications.command_line.CliApplication(pipeline: BasePipeline)

Bases: Application

Command-line application.

Construct an application from a pipeline.

Parameters:

pipeline – an instantiated Pipeline.

on_message_eos(bus: Bus, message: Message)

Stop application on EOS event.

Parameters:

• self – A stoppable instance.

• bus – The application’s pipeline’s bus.

• message – The gstreamer state change message.

on_message_error(*args, **kwargs) → NoReturn

Print error and exit.

Parameters:

• args – forwarded to on_message_error().

• kwargs – forwarded to on_message_error().

Raises:

RuntimeError – Always raises this error. You can wrap this in a try/except block to handle.