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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 state_fluent_variables(self) -> FluentParamsList:
        '''Returns the instantiated state fluents in canonical order.

        Returns:
            Sequence[Tuple[str, List[str]]]: A tuple of pairs of fluent name
            and a list of instantiated fluents represented as strings.
        '''
        fluents = self.domain.state_fluents
        ordering = self.domain.state_fluent_ordering
        return self._fluent_params(fluents, ordering)