run.py 文件源码

def convert_param_to_option(self, parameter):
        """
        Convert a Parameter into a click Option.

        :type parameter: valohai_yaml.objs.Parameter
        :rtype: click.Option
        """
        assert isinstance(parameter, Parameter)
        option = click.Option(
            param_decls=[
                '--%s' % parameter.name.replace('_', '-'),
            ],
            required=(parameter.default is None and not parameter.optional),
            default=parameter.default,
            help=parameter.description,
            type=self.parameter_type_map.get(parameter.type, click.STRING),
        )
        option.name = '~%s' % parameter.name  # Tildify so we can pick these out of kwargs easily
        return option