change python config, add jupyter and ein

settings/dot-settings.el

@@ -1,14 +1,20 @@
 ;;; dot-settings.el --- dot settings  -*- lexical-binding: t -*-
 
 ;;; Commentary:
+;; https://orgmode.org/worg//org-contrib/babel/languages/ob-doc-dot.html
 
 ;;; Code:
 (use-package graphviz-dot-mode
+  :after (org)
   :commands graphviz-dot-mode
   :mode ("\\.gv\\'" "\\.dot\\'")
+  :init
+  (setq org-src-lang-modes
+        (add-to-list 'org-src-lang-modes '("dot" . graphviz-dot)))
   :config
   (setq graphviz-dot-indent-width 2)
-  (setq graphviz-dot-preview-extension "png"))
+  (setq graphviz-dot-preview-extension "svg")
+  (setq graphviz-dot-view-command "open %s"))
 
 (provide 'dot-settings)
 ;;; dot-settings.el ends here