def allowed_fields()

in src/stepfunctions/steps/states.py [0:0]


    def allowed_fields(self):
        return [
            Field.Comment,
            Field.InputPath,
            Field.OutputPath,
            Field.Parameters,
            Field.ResultPath,
            Field.TimeoutSeconds,
            Field.TimeoutSecondsPath,
            Field.HeartbeatSeconds,
            Field.HeartbeatSecondsPath,
            Field.Resource,
            Field.Retry,
            Field.Catch
        ]