decorators.py 文件源码

def catch_errors(func):
    """Decorator which catches all errors and tries to print them."""

    @six.wraps(func)
    @click.pass_context
    def decorator(ctx, *args, **kwargs):
        try:
            return func(*args, **kwargs)
        except exceptions.DecapodAPIError as exc:
            utils.format_output_json(ctx, exc.json, True)
        except exceptions.DecapodError as exc:
            click.echo(six.text_type(exc), err=True)
        finally:
            ctx.close()

        ctx.exit(os.EX_SOFTWARE)

    return decorator