From e764a0852fcc809de030eb84f82fcdc7ce10dbd7 Mon Sep 17 00:00:00 2001
From: Adam Nelson <nelsonag@umich.edu>
Date: Sat, 19 Nov 2016 21:02:50 -0500
Subject: [PATCH] Fixed the stupid for n in range...

---
 openmc/plotter.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/openmc/plotter.py b/openmc/plotter.py
index e20363ca4..72d4a43fa 100644
--- a/openmc/plotter.py
+++ b/openmc/plotter.py
@@ -304,8 +304,8 @@ def _calculate_xs_element(this, types, temperature=294., sab_name=None,
     # Condense the data for every nuclide
     # First create a union energy grid
     energy_grid = E[0]
-    for n in range(1, len(E)):
-        energy_grid = np.union1d(energy_grid, E[n])
+    for grid in E[1:]:
+        energy_grid = np.union1d(energy_grid, grid)
 
     # Now we can combine all the nuclidic data
     data = np.zeros((len(types), len(energy_grid)))