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/platform.py b/Lib/platform.py
index 288bc95..5fd13a3 100755
--- a/Lib/platform.py
+++ b/Lib/platform.py
@@ -877,7 +877,7 @@
        executable == sys.executable:
         # "file" command did not return anything; we'll try to provide
         # some sensible defaults then...
-        if _default_architecture.has_key(sys.platform):
+        if sys.platform in _default_architecture:
             b,l = _default_architecture[sys.platform]
             if b:
                 bits = b