Consistently use the same Python interpreter when running tests

tests/run_tests.py

@@ -121,7 +121,8 @@ class Test(object):
         self.skipped = False
         self.valgrind_cmd = ""
         self.gcov_cmd = ""
-        self.cmake = ['cmake', '-H..', '-Bbuild']
+        self.cmake = ['cmake', '-H..', '-Bbuild',
+                      '-DPYTHON_EXECUTABLE=' + sys.executable]
 
         # Check for MPI/HDF5
         if self.mpi and not self.hdf5:

tests/test_basic/test_basic.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_cmfd_feed/test_cmfd_feed.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -36,7 +37,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.20.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
         os.rename('results_test.dat', 'results_error.dat')

tests/test_cmfd_nofeed/test_cmfd_nofeed.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -37,7 +38,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.20.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
         os.rename('results_test.dat', 'results_error.dat')

tests/test_confidence_intervals/test_confidence_intervals.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_created_output():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_density_atombcm/test_density_atombcm.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_density_atomcm3/test_density_atomcm3.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_density_kgm3/test_density_kgm3.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_density_sum/test_density_sum.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob('statepoint.10.*')
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_eigenvalue_genperbatch/test_eigenvalue_genperbatch.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.7.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_eigenvalue_no_inactive/test_eigenvalue_no_inactive.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_energy_grid/test_energy_grid.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_entropy/test_entropy.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -32,7 +33,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_cell/test_filter_cell.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_cellborn/test_filter_cellborn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_distribcell/test_filter_distribcell.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -79,7 +80,7 @@ def test_results():
     statepoint.append(glob.glob(cwd + '/case-1/statepoint.1.*'))
     statepoint.append(glob.glob(cwd + '/case-2/statepoint.1.*'))
     statepoint.append(glob.glob(cwd + '/case-3/statepoint.3.*'))
-    call(['python', 'results.py', statepoint.pop()[0], statepoint.pop()[0], statepoint.pop()[0]])
+    call([sys.executable, 'results.py', statepoint.pop()[0], statepoint.pop()[0], statepoint.pop()[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_energy/test_filter_energy.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_energyout/test_filter_energyout.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_group_transfer/test_filter_group_transfer.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_material/test_filter_material.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_mesh_2d/test_filter_mesh_2d.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_mesh_3d/test_filter_mesh_3d.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_filter_universe/test_filter_universe.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_fixed_source/test_fixed_source.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_infinite_cell/test_infinite_cell.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_lattice/test_lattice.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_lattice_hex/test_lattice_hex.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_lattice_mixed/test_lattice_mixed.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_lattice_multiple/test_lattice_multiple.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_natural_element/test_natural_element.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_output/test_output.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -41,7 +42,7 @@ def test_statepoint_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_particle_restart_eigval/test_particle_restart_eigval.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_restart():
 
 def test_results():
     particle = glob.glob(os.path.join(cwd, 'particle_12_616.*'))
-    call(['python', 'results.py', particle[0]])
+    call([sys.executable, 'results.py', particle[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_particle_restart_fixed/test_particle_restart_fixed.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_restart():
 
 def test_results():
     particle = glob.glob(os.path.join(cwd, 'particle_7_6144.*'))
-    call(['python', 'results.py', particle[0]])
+    call([sys.executable, 'results.py', particle[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_plot_background/test_plot_background.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE
 from optparse import OptionParser
 

tests/test_plot_basis/test_plot_basis.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE
 from optparse import OptionParser
 

tests/test_plot_colspec/test_plot_colspec.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE
 from optparse import OptionParser
 

tests/test_plot_mask/test_plot_mask.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE
 from optparse import OptionParser
 

tests/test_ptables_off/test_ptables_off.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_reflective_cone/test_reflective_cone.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_reflective_cylinder/test_reflective_cylinder.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_reflective_plane/test_reflective_plane.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_reflective_sphere/test_reflective_sphere.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_resonance_scattering/test_resonance_scattering.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_rotation/test_rotation.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_salphabeta/test_salphabeta.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_salphabeta_multiple/test_salphabeta_multiple.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_MT/test_score_MT.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_absorption/test_score_absorption.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_current/test_score_current.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_events/test_score_events.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_fission/test_score_fission.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_flux/test_score_flux.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_flux_yn/test_score_flux_yn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_kappafission/test_score_kappafission.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_nufission/test_score_nufission.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_nuscatter/test_score_nuscatter.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_nuscatter_n/test_score_nuscatter_n.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_nuscatter_pn/test_score_nuscatter_pn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_nuscatter_yn/test_score_nuscatter_yn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_scatter/test_score_scatter.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_scatter_n/test_score_scatter_n.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_scatter_pn/test_score_scatter_pn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_scatter_yn/test_score_scatter_yn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_total/test_score_total.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_score_total_yn/test_score_total_yn.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_seed/test_seed.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_source_angle_mono/test_source_angle_mono.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_source_energy_maxwell/test_source_energy_maxwell.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_source_energy_mono/test_source_energy_mono.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_source_file/test_source_file.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -86,7 +87,7 @@ def test_run2():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_source_point/test_source_point.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_sourcepoint_batch/test_sourcepoint_batch.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_statepoint_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.08.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_sourcepoint_interval/test_sourcepoint_interval.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_statepoint_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.08.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_sourcepoint_latest/test_sourcepoint_latest.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -35,7 +36,7 @@ def test_statepoint_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_sourcepoint_restart/test_sourcepoint_restart.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -35,7 +36,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -62,7 +63,7 @@ def test_created_statepoint_form1():
 
 def test_results_form1():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -89,7 +90,7 @@ def test_created_statepoint_form2():
 
 def test_results_form2():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -112,7 +113,7 @@ def test_created_statepoint_serial():
 
 def test_results_serial():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_statepoint_batch/test_statepoint_batch.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -39,7 +40,7 @@ def test_statepoints_exist():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.09.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_statepoint_interval/test_statepoint_interval.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 import glob
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
@@ -48,7 +49,7 @@ def test_statepoints_exist():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_statepoint_restart/test_statepoint_restart.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.07.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -56,7 +57,7 @@ def test_created_statepoint_form1():
 
 def test_results_form1():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.07.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -81,7 +82,7 @@ def test_created_statepoint_form2():
 
 def test_results_form2():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.07.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')
@@ -102,7 +103,7 @@ def test_created_statepoint_serial():
 
 def test_results_serial():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.07.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_statepoint_sourcesep/test_statepoint_sourcesep.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -35,7 +36,7 @@ def test_statepoint_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_survival_biasing/test_survival_biasing.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_tally_assumesep/test_tally_assumesep.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -34,7 +35,7 @@ def test_output_exists():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_tally_nuclides/test_tally_nuclides.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_trace/test_trace.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -33,7 +34,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_track_output/test_track_output.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -32,7 +33,7 @@ def test_created_outputs():
         'Track files not a binary or hdf5 file'
 
 def test_outputs():
-    call(['python', 'results.py'])
+    call([sys.executable, 'results.py'])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
         os.rename('results_test.dat', 'results_error.dat')

tests/test_translation/test_translation.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_trigger_batch_interval/test_trigger_batch_interval.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.19.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_trigger_no_batch_interval/test_trigger_no_batch_interval.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.19.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_trigger_no_status/test_trigger_no_status.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_trigger_tallies/test_trigger_tallies.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.15.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_uniform_fs/test_uniform_fs.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_union_energy_grids/test_union_energy_grids.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_universe/test_universe.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')

tests/test_void/test_void.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import os
+import sys
 from subprocess import Popen, STDOUT, PIPE, call
 import filecmp
 import glob
@@ -31,7 +32,7 @@ def test_created_statepoint():
 
 def test_results():
     statepoint = glob.glob(os.path.join(cwd, 'statepoint.10.*'))
-    call(['python', 'results.py', statepoint[0]])
+    call([sys.executable, 'results.py', statepoint[0]])
     compare = filecmp.cmp('results_test.dat', 'results_true.dat')
     if not compare:
       os.rename('results_test.dat', 'results_error.dat')