Get rid of a bunch more has_key() uses.  We *really* need a tool for this.
test_aepack now passes.  IDLE still needs to be converted (among others).
diff --git a/Lib/distutils/msvccompiler.py b/Lib/distutils/msvccompiler.py
index 0d72837..9ec3508 100644
--- a/Lib/distutils/msvccompiler.py
+++ b/Lib/distutils/msvccompiler.py
@@ -239,7 +239,7 @@
 
     def initialize(self):
         self.__paths = []
-        if os.environ.has_key("DISTUTILS_USE_SDK") and os.environ.has_key("MSSdk") and self.find_exe("cl.exe"):
+        if "DISTUTILS_USE_SDK" in os.environ and "MSSdk" in os.environ and self.find_exe("cl.exe"):
             # Assume that the SDK set up everything alright; don't try to be
             # smarter
             self.cc = "cl.exe"