code: def _init_catalog(self, proxy=None, runtime=None):
          
          self._init_proxy_and_runtime(proxy, runtime)
          osid_name = self._session_namespace.split('.')[0]
          try:
              config = self._runtime.get_configuration()
              parameter_id = Id('parameter:' + osid_name + 'CatalogingProviderImpl@mongo')
              provider_impl = config.get_value_by_parameter(parameter_id).get_string_value()
              self._cataloging_manager = self._runtime.get_manager('CATALOGING', provider_impl)  # need to add version argument
          except (AttributeError, KeyError, errors.NotFound):
              pass
docs: Initialize this session as an OsidCatalog based session.