espnet3.systems.launch.build_parser

source

espnet3.systems.launch.build_parser(system_cls: type) → ArgumentParser

Build stage, config-role and directory CLI flags for system_cls.

• Parameters:system_cls – The system class whose declared stages set the --stages choices.
• Returns: A parser with --stages, one --<role>_config per list_roles() of system_cls, --exp_dir, --dry_run, --write_requirements, and per-stage directory flags derived from each stage’s log_dir key.

Examples

>>> from espnet3.systems.esp2_asr.system import ASRSystem
>>> parser = build_parser(ASRSystem)
>>> args = parser.parse_args(["--stages", "train"])
>>> args.stages
['train']