diff -Nrup a/SConstruct b/SConstruct
--- a/SConstruct	2019-09-17 19:05:56.000000000 +0200
+++ b/SConstruct	2019-09-17 19:09:22.575098495 +0200
@@ -92,9 +92,9 @@ elif sys.platform == 'darwin':
 
     for a in env['universal']:
         if not sdk_path:
-            print 'Building a universal binary require access to an ' + \
+            print('Building a universal binary require access to an ' + \
                 'SDK that has universal \nbinary support.If you know ' + \
-                'the location of such an SDK, specify it using the \n"SDK" option'
+                'the location of such an SDK, specify it using the \n"SDK" option')
             Exit(1)
         env.Append( CCFLAGS = ['-arch', a],  LINKFLAGS = ['-arch', a] )
 
@@ -141,11 +141,11 @@ else:
         CC = 'gcc', CXX = 'g++',
         options = opts)
     # Take environment variables into account
-    if os.environ.has_key('CXX'):
+    if 'CXX' in os.environ:
         env['CXX'] = os.environ['CXX']
-    if os.environ.has_key('CXXFLAGS'):
+    if 'CXXFLAGS' in os.environ:
         env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS'])
-    if os.environ.has_key('LDFLAGS'):
+    if 'LDFLAGS' in os.environ:
         env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS'])
     check_headers = ['GL/gl.h', 'SDL2/SDL.h', 'SDL2/SDL_image.h', 'vorbis/vorbisfile.h', 'curl/curl.h', 'BulletCollision/btBulletCollisionCommon.h', 'BulletDynamics/btBulletDynamicsCommon.h']
     check_libs = []
@@ -232,7 +232,7 @@ def distcopy (target, source, env):
 def tarballer (target, source, env):            
     cmd = 'tar -jcf "%s" -C "%s" .'  % ( str(target[0]), str(source[0]) )
     #cmd = 'tar -jcf ' + str (target[0]) +  ' ' + str(source[0]) + "  --exclude '*~' "
-    print 'running ', cmd, ' ... '
+    print('running ', cmd, ' ... ')
     p = os.popen (cmd)
     return p.close ()
 
@@ -362,11 +362,11 @@ env.ParseConfig('pkg-config bullet --lib
 conf = Configure(env)
 for header in check_headers:
     if not conf.CheckCXXHeader(header):
-        print 'You do not have the %s headers installed. Exiting.' % header
+        print('You do not have the %s headers installed. Exiting.' % header)
         Exit(1)
 for lib in check_libs:
     if not conf.CheckLibWithHeader(lib[0], lib[1], 'C', lib[2]):
-        print lib[3]
+        print(lib[3])
         Exit(1)
 
 env = conf.Finish()
@@ -518,7 +518,7 @@ env.Alias(target = 'bin-package', source
 Export(['env', 'version', 'src_dir', 'bin_dir'])
 if 'install' in COMMAND_LINE_TARGETS:
     if not os.path.isfile('data/SConscript'):
-        raise 'VDrift data not found. Please make sure data is placed in vdrift directory. See README.md and http://wiki.vdrift.net.' 
+        print('VDrift data not found. Please make sure data is placed in vdrift directory. See README.md and http://wiki.vdrift.net.') 
     SConscript('data/SConscript')
     # desktop appdata installation
     install_desktop = env.Install(env['destdir'] + env['prefix'] + '/share/applications', 'vdrift.desktop')
diff -Nrup a/src/SConscript b/src/SConscript
--- a/src/SConscript	2014-09-04 22:06:21.000000000 +0200
+++ b/src/SConscript	2019-09-17 19:06:55.645647165 +0200
@@ -151,7 +151,7 @@ src = Split("""
 		utils.cpp
 		window.cpp""")
 
-src.sort(lambda x, y: cmp(x.lower(),y.lower()))
+#src.sort(lambda x, y: cmp(x.lower(),y.lower()))
 
 #------------------------#
 # Copy Build Environment #