flymake with pyflakes

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;;; Syntax Check using flymake and PyFlakes EMACS 23.x
;;; GUI Emacs 23.x on Mac OS X has problems respecting
;;; system paths so we have to add it manually with setq
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(setq pyflakes "/usr/local/bin/pyflakes")

(when (load "flymake" t)
   (defun flymake-pyflakes-init ()
     (let* ((temp-file (flymake-init-create-temp-buffer-copy
 		       'flymake-create-temp-inplace))
 	   (local-file (file-relative-name
 			temp-file
 			(file-name-directory buffer-file-name))))
       (list pyflakes (list local-file))))
   (add-to-list 'flymake-allowed-file-name-masks
 	       '("\\.py\\'" flymake-pyflakes-init)))
 (add-hook 'find-file-hook 'flymake-find-file-hook)


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;;; Syntax Check using flymake and PyFlakes NON-EMACS 23.x
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(when (load "flymake" t)
   (defun flymake-pyflakes-init ()
     (let* ((temp-file (flymake-init-create-temp-buffer-copy
 		       'flymake-create-temp-inplace))
 	   (local-file (file-relative-name
 			temp-file
 			(file-name-directory buffer-file-name))))
       (list "pyflakes" (list local-file))))
   (add-to-list 'flymake-allowed-file-name-masks
 	       '("\\.py\\'" flymake-pyflakes-init)))
 (add-hook 'find-file-hook 'flymake-find-file-hook)