# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 2017-04-02 02:54:24
# Node ID 47925b63be702fc9b7cd7e2f872823127b77d4b0
# Parent  8d9eafe011110430cd11cf836fae6039eda389c4

templatefilters: use list comprehension in json()

Not important, but the code slightly looks better.

diff --git a/mercurial/templatefilters.py b/mercurial/templatefilters.py
--- a/mercurial/templatefilters.py
+++ b/mercurial/templatefilters.py
@@ -230,15 +230,11 @@ def json(obj):
     elif isinstance(obj, str):
         return '"%s"' % encoding.jsonescape(obj, paranoid=True)
     elif util.safehasattr(obj, 'keys'):
-        out = []
-        for k, v in sorted(obj.iteritems()):
-            s = '%s: %s' % (json(k), json(v))
-            out.append(s)
+        out = ['%s: %s' % (json(k), json(v))
+               for k, v in sorted(obj.iteritems())]
         return '{' + ', '.join(out) + '}'
     elif util.safehasattr(obj, '__iter__'):
-        out = []
-        for i in obj:
-            out.append(json(i))
+        out = [json(i) for i in obj]
         return '[' + ', '.join(out) + ']'
     else:
         raise TypeError('cannot encode type %s' % obj.__class__.__name__)