Fix wrapper of cell_name

python/dolfinx/mesh.py

@@ -82,7 +82,7 @@ def __init__(self, topology: _cpp.mesh.Topology):
 
     def cell_name(self) -> str:
         """String representation of the cell-type of the topology"""
-        return self._cpp_object.cell_name
+        return self._cpp_object.cell_name()
 
     def connectivity(self, d0: int, d1: int) -> _cpp.graph.AdjacencyList_int32:
         """Return connectivity from entities of dimension ``d0`` to entities of dimension ``d1``.