support python 3 for building

python 2.6 is no longer supported

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6921 212acab6-be3b-0410-9dea-997c60f758d6

Source/Tests/SConscript

@@ -157,7 +157,7 @@ else:
 	
 	# no CppUnit
 	def err(target, source, env):
-		print '*** error: CppUnit must be installed for testing!'
+		print('*** error: CppUnit must be installed for testing!')
 		return 1
 
 	cmd = env.Command(target, [tests], Action(err, ''))

Source/Tests/icons.py

@@ -20,7 +20,7 @@ def build(icon, unicon):
   pw, pr = popen2(r'C:\Progra~1\NSIS\makensis.exe -')
   pw.write(SCRIPT % locals())
   pw.close()
-  print pr.read()
+  print(pr.read())
 
 from glob import glob
 from os import system