Removed uses of dict.has_key() from distutils, and uses of
callable() from copy_reg.py, so the interpreter now starts up
without warnings when '-3' is given.  More work like this needs to
be done in the rest of the stdlib.
diff --git a/Lib/distutils/command/install.py b/Lib/distutils/command/install.py
index 453151d..c621210 100644
--- a/Lib/distutils/command/install.py
+++ b/Lib/distutils/command/install.py
@@ -352,7 +352,7 @@
                 opt_name = opt[0]
                 if opt_name[-1] == "=":
                     opt_name = opt_name[0:-1]
-                if self.negative_opt.has_key(opt_name):
+                if opt_name in self.negative_opt:
                     opt_name = string.translate(self.negative_opt[opt_name],
                                                 longopt_xlate)
                     val = not getattr(self, opt_name)