diff -Naur spack-src/SConstruct spack-src.patched/SConstruct
--- spack-src/SConstruct	2017-07-25 08:41:27.000000000 -0400
+++ spack-src.patched/SConstruct	2020-07-21 13:26:11.212509775 -0400
@@ -55,11 +55,11 @@
 
   env = Environment(options=opts, ENV=os.environ)
   if not env['variant'] in ['optimized','optimized_output','debug']:
-    print 'Illegal value for variant: %s' % env['variant']
+    print('Illegal value for variant: %s' % env['variant'])
     sys.exit(1)
   
   if not env['program'] in ['kaffpa', 'kaffpaE', 'partition_to_vertex_separator','improve_vertex_separator','library','graphchecker','label_propagation','evaluator','node_separator']:
-    print 'Illegal value for program: %s' % env['program']
+    print('Illegal value for program: %s' % env['program'])
     sys.exit(1)
 
   # Special configuration for 64 bit machines.
@@ -104,10 +104,10 @@
 
 #by D. Luxen
 #if not conf.CheckLibWithHeader('argtable2', 'argtable2.h', 'CXX'):
-        #print "argtable library not found. Exiting"
+        #print("argtable library not found. Exiting")
         #Exit(-1)
 #if not conf.CheckCXXHeader('mpi.h'):
-        #print "openmpi header not found. Exiting"
+        #print("openmpi header not found. Exiting")
         #Exit(-1)
 #
 #