Added property attribute for 'num_ghost_cells'.

scripts/tcd/Mesh.py

@@ -23,6 +23,8 @@ class Mesh:
     num_cells : int
         Number of cells in the mesh (ghost cells notwithstanding). Usually
         exponential of 2.
+    num_ghost_cells : int
+        Number of ghost cells on both sides of the mesh, respectively.
     bounds : Tuple[float, float]
         Left and right boundary of the mesh interval.
     interval_len : float
@@ -87,6 +89,11 @@ class Mesh:
         """Return number of mesh cells."""
         return self._num_cells
 
+    @property
+    def num_ghost_cells(self) -> int:
+        """Return number of ghost mesh cells."""
+        return self._num_ghost_cells
+
     @property
     def bounds(self) -> Tuple[float, float]:
         """Return left and right boundary of the mesh interval."""