Futurising validation test

sample_missions/validate.py

@@ -1,3 +1,4 @@
+from __future__ import print_function
 # ------------------------------------------------------------------------------------------------
 # Copyright (c) 2016 Microsoft Corporation
 # 
@@ -20,14 +21,14 @@
 import sys
 
 if not len(sys.argv) == 2:
-    print '\nA utility script that takes a filename argument and attempts to validate it as a valid mission file.'
-    print '\nUsage:\n\npython', sys.argv[0], 'file_to_validate.xml\n'
+    print('\nA utility script that takes a filename argument and attempts to validate it as a valid mission file.')
+    print('\nUsage:\n\npython', sys.argv[0], 'file_to_validate.xml\n')
     exit(1)
 
 try:
     import MalmoPython
 except:
-    print '\nError: Requires the MalmoPython module to be present in the python path or the current directory.\n'
+    print('\nError: Requires the MalmoPython module to be present in the python path or the current directory.\n')
     exit(1)
 
 filename = sys.argv[1]
@@ -36,7 +37,7 @@
 try:
     MalmoPython.MissionSpec( xml_string, True )
 except RuntimeError as e:
-    print 'Error validating',filename,':',e 
+    print('Error validating',filename,':',e) 
     exit(1)
 
-print filename,'validated correctly.'
+print(filename,'validated correctly.')