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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decode_list(input_props, name):
 # type: (Dict[str, str], str) -> List[str] """ Decodes a space-separated list """

    val_str = input_props.get(name, None)
    if val_str:
        return val_str.split(" ")
    return []