Add basic font-lock support for Python f-strings

emacs/init.org

@@ -2802,11 +2802,31 @@ Emacs support for the Language Server Protocol
   (add-hook 'python-mode-hook #'disable-tab-insert)
 #+END_SRC
 
-Elpy is a python IDE package:
+Font-lock for f-strings:
 #+BEGIN_SRC emacs-lisp
-  ;; (use-package elpy
-  ;;   :init (elpy-enable)
-  ;;   :config (setq elpy-rpc-python-command "python3"))
+  (with-eval-after-load 'python
+    (setq python-font-lock-keywords
+	  (append python-font-lock-keywords
+		  '(;; this is the full string.
+		    ;; group 1 is the quote type and a closing quote is matched
+		    ;; group 2 is the string part
+		    ("f\\(['\"]\\{1,3\\}\\)\\(.+?\\)\\1"
+		     ;; these are the {keywords}
+		     ("{[^}]*?}"
+		      ;; Pre-match form
+		      (progn (goto-char (match-beginning 0)) (match-end 0))
+		      ;; Post-match form
+		      (goto-char (match-end 0))
+		      ;; face for this match
+		      (0 font-lock-variable-name-face t)))))))
+#+END_SRC
+
+
+Elpy is a python IDE package:
+#+BEGIN_SRC emacs-lisp :tangle no
+  (use-package elpy
+    :init (elpy-enable)
+    :config (setq elpy-rpc-python-command "python3"))
 #+END_SRC
 
 Alternatively, use the LSP python client: