dev

Author: davidhassell

cf/regrid/regrid.py

@@ -1644,6 +1644,12 @@ def create_esmpy_mesh(grid, mask=None):
             The `esmpy.Mesh` derived from *grid*.
 
     """
+    if grid.mesh_location == "point":
+        raise ValueError(
+            f"Can't regrid {'from' if grid.name == 'source' else 'to'} "
+            f"a {grid.name} grid of UGRID point cells"
+        )
+
     if grid.coord_sys == "spherical":
         coord_sys = esmpy.CoordSys.SPH_DEG
     else: