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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 copy(self):
 """ Returns a duplicate of this instance. :return <Query> """

        options = {
            'op': self.__op,
            'caseSensitive': self.__caseSensitive,
            'value': copy.copy(self.__value),
            'inverted': self.__inverted,
            'functions': copy.copy(self.__functions),
            'math': copy.copy(self.__math)
        }
        return orb.Query(self.__model, self.__column, **options)