Clarify or replace a few \u escapes.

* doc/lispref/nonascii.texi (Character Properties)
More-detailed commentary for \u escapes.
* lisp/progmodes/python.el (python--prettify-symbols-alist):
* lisp/replace.el (query-replace-from-to-separator):
* lisp/textmodes/rst.el (rst-bullets, rst-re-alist-def)
(rst-mode-syntax-table):
* lisp/whitespace.el (whitespace-display-mappings):
Prefer actual character to \u escape when this makes the code
easier to follow in the usual case where Unicode chars can be
displayed.

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/replace.el b/lisp/replace.el
index 37e97e2c215..3a908ac4d8d 100644
--- a/lisp/replace.el
+++ b/lisp/replace.el
@@ -76,7 +76,7 @@ to the minibuffer that reads the string to replace, or invoke replacements
 from Isearch by using a key sequence like `C-s C-s M-%'." "24.3")
 
 (defcustom query-replace-from-to-separator
-  (propertize (if (char-displayable-p ?\u2192) " \u2192 " " -> ")
+  (propertize (if (char-displayable-p ?→) " → " " -> ")
               'face 'minibuffer-prompt)
   "String that separates FROM and TO in the history of replacement pairs."
   ;; Avoids error when attempt to autoload char-displayable-p fails