Function check_valid_format

scrapy/utils/conf.py:159–166

(output_format: str)

    ).keys()

    def check_valid_format(output_format: str) -> None:
        if output_format not in valid_output_formats:
            raise UsageError(
                f"Unrecognized output format '{output_format}'. "
                f"Set a supported one ({tuple(valid_output_formats)}) "
                "after a colon at the end of the output URI (i.e. -o/-O "
                "<URI>:<FORMAT>) or as a file extension."
            )

    overwrite = False
    if overwrite_output: