def set_tabular_data_P(self, Ts, Ps, properties, name=None, check_properties=True):
        r'''Method to set tabular data to be used for interpolation.
        Ts and Psmust be in increasing order. If no name is given, data will be
        assigned the name 'Tabular data series #x', where x is the number of
        previously added tabular data series. The name is added to all
        methods and is inserted at the start of user methods,

        Parameters
        ----------
        Ts : array-like
            Increasing array of temperatures at which properties are specified, [K]
        Ps : array-like
            Increasing array of pressures at which properties are specified, [Pa]
        properties : array-like
            List of properties at Ts, [`units`]
        name : str, optional
            Name assigned to the data
        check_properties : bool
            If True, the properties will be checked for validity with
            `test_property_validity` and raise an exception if any are not
            valid
        '''
        # Ts must be in increasing order.
        if check_properties:
            for p in np.array(properties).ravel():
                if not self.test_property_validity(p):
                    raise Exception('One of the properties specified are not feasible')
        if not all(b > a for a, b in zip(Ts, Ts[1:])):
            raise Exception('Temperatures are not sorted in increasing order')
        if not all(b > a for a, b in zip(Ps, Ps[1:])):
            raise Exception('Pressures are not sorted in increasing order')

        if name is None:
            name = 'Tabular data series #' + str(len(self.tabular_data))  # Will overwrite a poorly named series
        self.tabular_data[name] = (Ts, Ps, properties)

        self.method_P = None
        self.user_methods_P.insert(0, name)
        self.all_methods_P.add(name)

        self.set_user_methods_P(user_methods_P=self.user_methods_P, forced_P=self.forced_P)
r'''Method to set tabular data to be used for interpolation.
        Ts and Psmust be in increasing order. If no name is given, data will be
        assigned the name 'Tabular data series #x', where x is the number of
        previously added tabular data series. The name is added to all
        methods and is inserted at the start of user methods,

        Parameters
        ----------
        Ts : array-like
            Increasing array of temperatures at which properties are specified, [K]
        Ps : array-like
            Increasing array of pressures at which properties are specified, [Pa]
        properties : array-like
            List of properties at Ts, [`units`]
        name : str, optional
            Name assigned to the data
        check_properties : bool
            If True, the properties will be checked for validity with
            `test_property_validity` and raise an exception if any are not
            valid