How to start
Reading the documentation
You should probably start with the Examples section. This collection of examples will be progressively completed to cover almost all the features of the library.
Some of the modules that are special or of particular interest are described in the Using the modules section.
Using the library
Like most of all xarray-based projects, xoa not only provides a library but also accessors for a convenient access to part the fonctionalities. The two uses are demonstrated in the pratical examples.