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Python mode - `C-c |' feature suggestion

Alex alex at somewhere.round.here
Tue Feb 22 12:14:42 EST 2000 
> >>>>> "I" == ISO  <pinard at iro.umontreal.ca> writes:
> 
>     I> My suggestion is that `C-c |' be made clever enough to discover
>     I> the left margin of the region under consideration, and that it
>     I> removes that margin while transmitting the region to the Python
>     I> interpreter.  That would allow for using that command in a much
>     I> wider variety of (smaller :-) contexts.
> 
> I've also wanted this for a while, but never had the time to add it.
> I'd accept a patch that implemented this feature.

This is very cursorily tested, but it seems to do the job.  I'll post
again if I find any flaws (I will probably use it a lot, too.)

By the way, what are all the control-L's for?

Alex.

pot% diff --context python-mode.el python-mode.el.1 
*** python-mode.el	Tue Feb 22 12:04:13 2000
--- python-mode.el.1	Fri Aug 13 11:59:54 1999
***************
*** 1239,1255 ****
      (setq py-file-queue nil)
      (message "%d pending files de-queued." n)))
  
- 
- (defun py-remove-common-indentation ()
-   ;; py-region-shift-* (start end) doesn't move the line end is on, so
-   ;; add a newline to the end of the file for end to refer to.
-   (goto-char (point-max))
-   (insert "\n")
-   (while (progn
- 	   (goto-char (point-min))
- 	   (not (re-search-forward "^\\S-" nil t)))
-     (py-shift-region-left (point-min) (point-max))))
-   
  
  (defun py-execute-region (start end &optional async)
    "Execute the region in a Python interpreter.
--- 1239,1244 ----
***************
*** 1289,1300 ****
  			 (format "python-%d-%d" sn pid)
  		       (format "python-%d" sn)))
  		 (make-temp-name "python-")))
! 	 (file (expand-file-name temp py-temp-directory))
! 	 (code-for-execution (buffer-substring-no-properties start end)))
!     (set-buffer (get-buffer-create file))
!     (insert code-for-execution)
!     (py-remove-common-indentation)
!     (write-region (point-min) (point-max) file nil 'nomsg)
      (cond
       ;; always run the code in its own asynchronous subprocess
       (async
--- 1278,1285 ----
  			 (format "python-%d-%d" sn pid)
  		       (format "python-%d" sn)))
  		 (make-temp-name "python-")))
! 	 (file (expand-file-name temp py-temp-directory)))
!     (write-region start end file nil 'nomsg)
      (cond
       ;; always run the code in its own asynchronous subprocess
       (async
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