python.el: Fix warnings on looking-back calls missing LIMIT

* lisp/progmodes/python.el (python-shell-accept-process-output):
Pass LIMIT arg to looking-back.

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index eb17d075921dd27bc75e231d72ed94b437eb5f25..2e7410ac833296481a5236ba3633dd3f51a10987 100644 (file)
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -2268,7 +2268,7 @@ banner and the initial prompt are received separately."
       (while t
         (when (not (accept-process-output process timeout))
           (throw 'found nil))
-        (when (looking-back regexp)
+        (when (looking-back regexp (point-min))
           (throw 'found t))))))
 
 (defun python-shell-comint-end-of-output-p (output)