Refine the workaround further

Fixes #443

diff --git a/company-capf.el b/company-capf.el
index 2f2fba109288a3babb915a3763116bbf9bc14801..635dace8f38e21d35d4b51711d9625f04965c06a 100644 (file)
--- a/company-capf.el
+++ b/company-capf.el
@@ -58,7 +58,8 @@
 
 (defun company--capf-workaround ()
   ;; For http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18067
-  (if (or (not (memq 'python-completion-complete-at-point completion-at-point-functions))
+  (if (or (not (listp completion-at-point-functions))
+          (not (memq 'python-completion-complete-at-point completion-at-point-functions))
           (python-shell-get-process))
       completion-at-point-functions
     (remq 'python-completion-complete-at-point completion-at-point-functions)))