Get rid of dict.has_key(). Boy this has a lot of repercussions!
Not all code has been fixed yet; this is just a checkpoint...
The C API still has PyDict_HasKey() and _HasKeyString(); not sure
if I want to change those just yet.
diff --git a/Lib/distutils/ccompiler.py b/Lib/distutils/ccompiler.py
index 1349abe..0ed9a40 100644
--- a/Lib/distutils/ccompiler.py
+++ b/Lib/distutils/ccompiler.py
@@ -159,7 +159,7 @@
         # basically the same things with Unix C compilers.
 
         for key in args.keys():
-            if not self.executables.has_key(key):
+            if key not in self.executables:
                 raise ValueError, \
                       "unknown executable '%s' for class %s" % \
                       (key, self.__class__.__name__)