From d3c0ea46e264896aed88f7674b5d402d6a2d4378 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Mon, 12 Nov 2018 12:43:54 +1000
Subject: [PATCH] normalize search text

https://anki.tenderapp.com/discussions/ankidesktop/30614-diacritics-changed-on-card-save-anki-21
---
 aqt/browser.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/aqt/browser.py b/aqt/browser.py
index a2e5a225f..544ffca2e 100644
--- a/aqt/browser.py
+++ b/aqt/browser.py
@@ -6,6 +6,7 @@ import sre_constants
 import html
 import time
 import re
+import unicodedata
 from operator import  itemgetter
 from anki.lang import ngettext
 import json
@@ -577,8 +578,11 @@ class Browser(QMainWindow):
         if self.form.searchEdit.lineEdit().text() == self._searchPrompt:
             self.form.searchEdit.lineEdit().setText("deck:current ")
 
+        # grab search text and normalize
+        txt = self.form.searchEdit.lineEdit().text()
+        txt = unicodedata.normalize("NFC", txt)
+
         # update history
-        txt = str(self.form.searchEdit.lineEdit().text())
         sh = self.mw.pm.profile['searchHistory']
         if txt in sh:
             sh.remove(txt)