skipping all quantities except salinity/temperature and tracer* (#970)

dfm_tools/modelbuilder.py

@@ -133,13 +133,16 @@ def cmems_nc_to_ini(ext_old, dir_output, list_quantities, tstart, dir_pattern, c
             data_xr["thetao"] = data_xr_tem["thetao"]
             quantity = "nudge_salinity_temperature"
             varname = None
-        else:
+        elif "tracer" in quan_bnd:
             data_xr = xr.open_mfdataset(dir_pattern_one)
             data_xr = ds_apply_conversion_dict(data_xr=data_xr, conversion_dict=conversion_dict, quantity=quan_bnd)
             quantity = f'initial{quan_bnd.replace("bnd","")}'
             varname = quantity
             data_xr = data_xr.rename_vars({quan_bnd:quantity})
-
+        else:
+            # skip all other quantities since they are also not supported by delft3dfm
+            continue
+
         # subset two times. interp to tstart would be the proper way to do it, 
         # but FM needs two timesteps for nudge_salinity_temperature and initial waq vars
         data_xr = data_xr.sel(time=slice(tstart_round, tstop_round))