subset_gridpoint fails when lon/lat are given as DataArray

[huard]

• clisops version: 0.7.0

Description

Passing lons and lats as DataArray with a dimension name other than site raises an error.

What I Did

----> 1 sub = subset_gridpoint(gcm, lon=stations.lon, lat=stations.lat)

/exec/dhuard/.conda/envs/portail/lib/python3.8/site-packages/clisops/core/subset.py in func_checker(*args, **kwargs)
    266                     kwargs[lon][kwargs[lon] < 0] -= 360
    267 
--> 268         return func(*args, **kwargs)
    269 
    270     return func_checker

/exec/dhuard/.conda/envs/portail/lib/python3.8/site-packages/clisops/core/subset.py in func_checker(*args, **kwargs)
    382                 )
    383             lon = xarray.DataArray(lon, dims=(ptdim,))
--> 384             lat = xarray.DataArray(lat, dims=(ptdim,))
    385         return func(*args, lat=lat, lon=lon, **kwargs)
    386 

/exec/dhuard/.conda/envs/portail/lib/python3.8/site-packages/xarray/core/dataarray.py in __init__(self, data, coords, dims, name, attrs, indexes, fastpath)
    404             data = _check_data_shape(data, coords, dims)
    405             data = as_compatible_data(data)
--> 406             coords, dims = _infer_coords_and_dims(data.shape, coords, dims)
    407             variable = Variable(dims, data, attrs, fastpath=True)
    408             indexes = dict(

/exec/dhuard/.conda/envs/portail/lib/python3.8/site-packages/xarray/core/dataarray.py in _infer_coords_and_dims(shape, coords, dims)
    144     for k, v in new_coords.items():
    145         if any(d not in dims for d in v.dims):
--> 146             raise ValueError(
    147                 f"coordinate {k} has dimensions {v.dims}, but these "
    148                 "are not a subset of the DataArray "

ValueError: coordinate station has dimensions ('station',), but these are not a subset of the DataArray dimensions ('site',)