@abc.abstractmethod<EOL><INDENT>def get_gradebook_column_query_from_inspector(self, gradebook_column_query_inspector):<DEDENT>
return<EOL>
Gets a gradebook column query from an inspector.

        :param gradebook_column_query_inspector: a gradebook column query inspector
        :type gradebook_column_query_inspector: ``osid.grading.GradebookColumnQuery``
        :return: the gradebook column query
        :rtype: ``osid.grading.GradebookColumnQuery``
        :raise: ``NullArgument`` -- ``gradebook_column_query_inspector`` is ``null``
        :raise: ``Unsupported`` -- ``gradebook_column_query_inspector`` is not of this service

        *compliance: mandatory -- This method must be implemented.*