(self, start, limit)
This method is run before transformations defined in the UCR occur,
        meaning any data returned will be transformed as defined in the report
        configuration.

        :return: OrderedDict([
                    ((aggregation_columns), {column1: value1, column2: value2, ...})
                ])
This method is run before transformations defined in the UCR occur,
        meaning any data returned will be transformed as defined in the report
        configuration.
This method is run before transformations defined in the UCR occur meaning any data returned will be transformed as defined in the report configuration .
def get_data(self, start, limit):
        """This method is run before transformations defined in the UCR occur,
        meaning any data returned will be transformed as defined in the report
        configuration.

        :return: OrderedDict([
                    ((aggregation_columns), {column1: value1, column2: value2, ...})
                ])
        """
        raise NotImplementedError
def get_data ( self , start , limit ) : raise NotImplementedError