SINGA-478 Improve __itruediv__ in tensor.py
SINGA-478 Improve __itruediv__ in tensor.py
apache/incubator-singa,apache/incubator-singa,nudles/incubator-singa,nudles/incubator-singa,apache/incubator-singa,nudles/incubator-singa,apache/incubator-singa,nudles/incubator-singa,nudles/incubator-singa,apache/incubator-singa