Improving IPython support.
Improving IPython support.

springcoil/vincent,chiu/vincent,taohaoge/vincent,chiu/vincent,qiwsir/vincent,KAPPS-/vincent,JPO1/vincent,qiwsir/vincent,CrazyGuo/vincent,xunyou/vincent,taohaoge/vincent,springcoil/vincent,wrobstory/vincent,JPO1/vincent,xunyou/vincent,KAPPS-/vincent,CrazyGuo/vincent,wrobstory/vincent