Increase size of LaTeX previews

roles/emacs/templates/emacs.d/init.el.j2

@@ -113,8 +113,19 @@
                   (org-level-8 . 0.80)))
     (set-face-attribute (car face) nil :font "Fira Code" :weight 'medium :height (cdr face)))
   (add-hook 'org-capture-mode-hook 'evil-insert-state)
-  ; Hide emphasis markup.
-  (setq org-hide-emphasis-markers t)
+  ; Tweak looks
+  (setq org-hide-emphasis-markers t
+        org-pretty-entities t
+        org-startup-indented t
+        org-startup-with-inline-images t
+        org-image-actual-width '(640))
+
+  (setq org-babel-python-command "python3")
+  (setq org-confirm-babel-evaluate nil)
+  (org-babel-do-load-languages
+    'org-babel-load-languages
+     '((python . t)
+       (shell  . t)))
 
 ) ; End of use-package org block
 
@@ -251,3 +262,6 @@
 (set-default 'truncate-lines nil)
 (setq helm-buffers-truncate-lines nil)
 (setq org-startup-truncated nil)
+
+; Increase size of LaTeX fragment previews
+(plist-put org-format-latex-options :scale 2)