    dotspacemacs-frozen-packages '()
 
    ;; A list of packages that will not be installed and loaded.
-   dotspacemacs-excluded-packages '(evil-escape evil-tutor importmagic org)
+   dotspacemacs-excluded-packages '(evil-escape evil-tutor importmagic org yapfify)
 
    ;; Defines the behaviour of Spacemacs when installing packages.
    ;; Possible values are `used-only', `used-but-keep-unused' and `all'.

     html
     ;; ipython-notebook
     ;; javascript
     latex
     ;; lua
     markdown
     plantuml

              ibuffer-group-buffers-by 'projects)
     ;; lsp
     ;; org
     ;; (shell :variables shell-default-height 30 shell-default-position 'bottom)
     ;; spell-checking
     syntax-checking
     version-control
