(py-comint-output-filter-function): Add a pop-to-buffer call so you
always get to see the result of e.g. a py-execute-region.  Funny, this
bugged both me /and/ Guido!
diff --git a/Misc/python-mode.el b/Misc/python-mode.el
index 4cfcc89..f8b05f5 100644
--- a/Misc/python-mode.el
+++ b/Misc/python-mode.el
@@ -1123,6 +1123,7 @@
   "Watch output for Python prompt and exec next file waiting in queue.
 This function is appropriate for `comint-output-filter-functions'."
   ;; TBD: this should probably use split-string
+  (pop-to-buffer (current-buffer))
   (when (and (or (string-equal string ">>> ")
 		 (and (>= (length string) 5)
 		      (string-equal (substring string -5) "\n>>> ")))