Python 3 compatibility

test/variables/commands/commands-repeated.gyp

Index: test/variables/commands/commands-repeated.gyp
diff --git a/test/variables/commands/commands-repeated.gyp b/test/variables/commands/commands-repeated.gyp
index 822ae4f05d46b7b6c0973df6d8ee0133276b78a1..1f52e75936258a267645f12e74221d7732987999 100644
--- a/test/variables/commands/commands-repeated.gyp
+++ b/test/variables/commands/commands-repeated.gyp
@@ -8,7 +8,7 @@
 
 {
   'variables': {
-    'pi': 'import math; print math.pi',
+    'pi': 'import math; print(math.pi)',
     'third_letters': "<(other_letters)HIJK",
     'letters_list': 'ABCD',
     'other_letters': '<(letters_list)EFG',
@@ -41,9 +41,9 @@
       'type': 'none',
       'variables': {
         'var1': '<!(["python", "-c", "<(pi)"])',
-        'var2': '<!(python -c "print \'<!(python -c "<(pi)") <(letters_list)\'")',
-        'var3': '<!(python -c "print \'<(letters_list)\'")',
-        'var4': '<(<!(python -c "print \'letters_list\'"))',
+        'var2': '<!(python -c "print(\'<!(python -c "<(pi)") <(letters_list)\')")',
+        'var3': '<!(python -c "print(\'<(letters_list)\')")',
+        'var4': '<(<!(python -c "print(\'letters_list\')"))',
         'var5': 'letters_',
         'var6': 'list',
         'var7': '<(check_int)',
@@ -61,9 +61,9 @@
         # A second set with different names to make sure they only execute the
         # commands once.
         'var1prime': '<!(["python", "-c", "<(pi)"])',
-        'var2prime': '<!(python -c "print \'<!(python -c "<(pi)") <(letters_list)\'")',
-        'var3prime': '<!(python -c "print \'<(letters_list)\'")',
-        'var4prime': '<(<!(python -c "print \'letters_list\'"))',
+        'var2prime': '<!(python -c "print(\'<!(python -c "<(pi)") <(letters_list)\')")',
+        'var3prime': '<!(python -c "print(\'<(letters_list)\')")',
+        'var4prime': '<(<!(python -c "print(\'letters_list\')"))',
       },
       'actions': [
         {