make sure rules are always sorted

1 files changed, 2 insertions, 2 deletions

diff --git a/babel/plural.py b/babel/plural.py
index c3137db..afc6d1e 100644
--- a/babel/plural.py
+++ b/babel/plural.py
@@ -57,7 +57,7 @@ class PluralRule(object):
             rules = rules.items()
         found = set()
         self.abstract = []
-        for key, expr in rules:
+        for key, expr in sorted(list(rules)):
             if key not in _plural_tags:
                 raise ValueError('unknown tag %r' % key)
             elif key in found:
@@ -180,7 +180,7 @@ def to_gettext(rule):
     technically limited to integers and returns indices rather than tags.
 
     >>> to_gettext({'one': 'n is 1', 'two': 'n is 2'})
-    'nplurals=3; plural=((n == 2) ? 1 : (n == 1) ? 0 : 2)'
+    'nplurals=3; plural=((n == 1) ? 0 : (n == 2) ? 1 : 2)'
 
     :param rule: the rules as list or dict, or a `PluralRule` object
     :return: an equivalent gettext-style plural expression