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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 comparator(operator):
 """ Wrap a VersionInfo binary op method in a type-check """

    @wraps(operator)
    def wrapper(self, other):
        if not isinstance(other, (VersionInfo, dict)):
            return NotImplemented
        return operator(self, other)
    return wrapper