Thanks a lot @palejandro and @hah229 for your answeres, actually in my case it’s windows os, and I tried many options as mentioned in this Thread: Source of the thread finally I succeeded by @johngan and @ABraun assistance, But myself I did many trials under windows all of those are failed except of py34, the thing in this py under windows most of the packages should be installed using wheel, for instance matplotlib, pandas, scipy, et.al,