# HG changeset patch
# User Kevin Gessner <kevin@kevingessner.com>
# Date 2011-04-30 16:25:45
# Node ID 2e4d79dcc0a032bfc145e732608e5b2ecbd01d63
# Parent  b23a8dd36a212063ff8ed247b0db3d6b0a6da09e

revset: add missing whitespace

diff --git a/mercurial/revset.py b/mercurial/revset.py
--- a/mercurial/revset.py
+++ b/mercurial/revset.py
@@ -614,7 +614,7 @@ def parentspec(repo, subset, x, n):
     """
     try:
         n = int(n[1])
-        if n not in (0,1,2):
+        if n not in (0, 1, 2):
             raise ValueError
     except ValueError:
         raise error.ParseError(_("^ expects a number 0, 1, or 2"))