master f4b99b3: Mark python-shell-virtualenv-root as safe for directories

[Eli Zaretskii]

branch: master
commit f4b99b34ed182082a17516ab5f99953275cb171d
Author: Philip K <philip@warpmail.net>
Commit: Eli Zaretskii <eliz@gnu.org>

    Mark python-shell-virtualenv-root as safe for directories
    
    * lisp/progmodes/python.el (python-shell-virtualenv-root):
    Require a directory name.  (Bug#41619)
---
 lisp/progmodes/python.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index aec27a5..0ce80db 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -2092,7 +2092,8 @@ executed through tramp connections."
 This variable, when set to a string, makes the environment to be
 modified such that shells are started within the specified
 virtualenv."
-  :type '(choice (const nil) string)
+  :type '(choice (const nil) directory)
+  :safe #'file-directory-p
   :group 'python)
 
 (defcustom python-shell-setup-codes nil