From a3011adf311685f665dcf8a6f8f9ff3fbcb5485a Mon Sep 17 00:00:00 2001
From: Daouzli A <daouzli@gmail.com>
Date: Fri, 19 Jan 2018 22:49:17 +0100
Subject: [PATCH] generate ordered indexes on sorted letter

---
 letters.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/letters.py b/letters.py
index 9ca5149..6893280 100644
--- a/letters.py
+++ b/letters.py
@@ -78,7 +78,7 @@ class LettersData(object):
         """
         subvocab = {}
         i = 0
-        for c, info in self.vocab.items():
+        for c, info in sorted(self.vocab.items(), key=lambda x: x[0]):
             if info['count'] >= min_count:
                 subvocab[c] = {
                     'count': info['count'],