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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 build_catalog_info(self, catalog_info):
 """ Build a CatalogInfo object """

        cat = SourceFactory.build_catalog(**catalog_info)
        catalog_info['catalog'] = cat
        # catalog_info['catalog_table'] =
        #    Table.read(catalog_info['catalog_file'])
        catalog_info['catalog_table'] = cat.table
        catalog_info['roi_model'] =\
            SourceFactory.make_fermipy_roi_model_from_catalogs([cat])
        catalog_info['srcmdl_name'] =\
            self._name_factory.srcmdl_xml(sourcekey=catalog_info['catalog_name'])
        return CatalogInfo(**catalog_info)