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/text_file.py b/Lib/distutils/text_file.py
index 67efd65..ff2878d 100644
--- a/Lib/distutils/text_file.py
+++ b/Lib/distutils/text_file.py
@@ -89,7 +89,7 @@
         # set values for all options -- either from client option hash
         # or fallback to default_options
         for opt in self.default_options.keys():
-            if options.has_key (opt):
+            if opt in options:
                 setattr (self, opt, options[opt])
 
             else:
@@ -97,7 +97,7 @@
 
         # sanity check client option hash
         for opt in options.keys():
-            if not self.default_options.has_key (opt):
+            if opt not in self.default_options:
                 raise KeyError, "invalid TextFile option '%s'" % opt
 
         if file is None: