From c77eb6097d6584820256ad497520273669299f9a Mon Sep 17 00:00:00 2001
From: RemDelaporteMathurin <rdelaportemathurin@gmail.com>
Date: Wed, 29 Jun 2022 14:18:31 +0200
Subject: [PATCH] removed check volume for structured meshes

---
 openmc/mesh.py | 36 ------------------------------------
 1 file changed, 36 deletions(-)

diff --git a/openmc/mesh.py b/openmc/mesh.py
index 1372c5196e..a63834941f 100644
--- a/openmc/mesh.py
+++ b/openmc/mesh.py
@@ -633,21 +633,12 @@ class RegularMesh(StructuredMesh):
                 normalize the data by the volume of the mesh elements.
                 Defaults to True.
 
-        Raises:
-            RuntimeError: when no volume data is found and volume_normalisation
-                is required
-
         Returns:
             vtk.vtkStructuredGrid: the VTK object
         """
         import vtk
         from vtk.util import numpy_support as nps
 
-        if self.volumes is None and volume_normalization:
-            raise RuntimeError("No volume data is present on this "
-                               "unstructured mesh. Please load the "
-                               " mesh information from a statepoint file.")
-
         # check that the data sets are appropriately sized
         for label, dataset in datasets.items():
             if isinstance(dataset, np.ndarray):
@@ -914,21 +905,12 @@ class RectilinearMesh(StructuredMesh):
                 normalize the data by the volume of the mesh elements.
                 Defaults to True.
 
-        Raises:
-            RuntimeError: when no volume data is found and volume_normalisation
-                is required
-
         Returns:
             vtk.vtkStructuredGrid: the VTK object
         """
         import vtk
         from vtk.util import numpy_support as nps
 
-        if self.volumes is None and volume_normalization:
-            raise RuntimeError("No volume data is present on this "
-                               "unstructured mesh. Please load the "
-                               " mesh information from a statepoint file.")
-
         # check that the data sets are appropriately sized
         for label, dataset in datasets.items():
             if isinstance(dataset, np.ndarray):
@@ -1176,21 +1158,12 @@ class CylindricalMesh(StructuredMesh):
                 normalize the data by the volume of the mesh elements.
                 Defaults to True.
 
-        Raises:
-            RuntimeError: when no volume data is found and volume_normalisation
-                is required
-
         Returns:
             vtk.vtkStructuredGrid: the VTK object
         """
         import vtk
         from vtk.util import numpy_support as nps
 
-        if self.volumes is None and volume_normalization:
-            raise RuntimeError("No volume data is present on this "
-                               "unstructured mesh. Please load the "
-                               " mesh information from a statepoint file.")
-
         # check that the data sets are appropriately sized
         for label, dataset in datasets.items():
             if isinstance(dataset, np.ndarray):
@@ -1440,21 +1413,12 @@ class SphericalMesh(StructuredMesh):
                 normalize the data by the volume of the mesh elements.
                 Defaults to True.
 
-        Raises:
-            RuntimeError: when no volume data is found and volume_normalisation
-                is required
-
         Returns:
             vtk.vtkStructuredGrid: the VTK object
         """
         import vtk
         from vtk.util import numpy_support as nps
 
-        if self.volumes is None and volume_normalization:
-            raise RuntimeError("No volume data is present on this "
-                               "unstructured mesh. Please load the "
-                               " mesh information from a statepoint file.")
-
         # check that the data sets are appropriately sized
         for label, dataset in datasets.items():
             if isinstance(dataset, np.ndarray):