LHXANDY

Results 2 issues of LHXANDY

I used python 2.7 and R 3.5.when I want to install rpython according to the method,but I can't.There is a problem,and I don't what it means. Thanks a lot ![捕获](https://user-images.githubusercontent.com/49830970/61840406-a31db680-aec3-11e9-9ed1-48b73620b84e.PNG)

Hi I have troubles in how to change the number of pseudotime branches.Sometimes I only want to have one branch,but I don't which order that can control the number branch.And...