xarray (pronounced "ex-array", formerly known as xray) is an open source project and Python package that makes working with labelled multi-dimensional arrays simple, efficient, and fun! Xarray ...

When I try to initialize a SE3 instance with a 4X4 numpy array, it doesn't seem to work，（maybe I don't have enough skills ？ instead I tried to create an instance of SO3 using a 3X3 rotation matrix, ...