xoa.coords.get_positive_attr

xoa.coords.get_positive_attr(da, zdim=None)[source]

Get the positive attribute of a dataset

Parameters:

  • da (xarray.Dataset, xarray.DataArray) –

  • zdim (None, str) – The index coordinate name that is supposed to have this attribute, which is usually the vertical dimension

Returns:

None, “up” or “down”