On the mac, shouldn't change the creator+type of the *source* file!
diff --git a/Lib/py_compile.py b/Lib/py_compile.py
index 949de6c..98b3b21 100644
--- a/Lib/py_compile.py
+++ b/Lib/py_compile.py
@@ -65,4 +65,3 @@
     if os.name == 'mac':
         import macfs
         macfs.FSSpec(cfile).SetCreatorType('Pyth', 'PYC ')
-        macfs.FSSpec(file).SetCreatorType('Pyth', 'TEXT')