def list_libraries(self, query_string=''):
        return self._list(self.library_url, query_string)
pushes a new message in the queue.
dataset/ETHPy150Open bigmlcom/python/bigml/libraryhandler.py/LibraryHandler.list_libraries--crossover with--dataset/ETHPy150Open flaviogrossi/sockjs-cyclone/sockjs/cyclone/utils.py/SendQueue.push