diff -r 38906cf9d15c -r b470894c33f8 mercurial/util.py
--- a/mercurial/util.py	Mon Apr 04 08:26:08 2011 -0500
+++ b/mercurial/util.py	Mon Apr 04 09:39:22 2011 -0500
@@ -1222,12 +1222,12 @@
     if not date:
         raise Abort(_("dates cannot consist entirely of whitespace"))
     elif date[0] == "<":
-	if not date[1:]:
+        if not date[1:]:
             raise Abort(_("invalid day spec. use '<{datetime}' "))
         when = upper(date[1:])
         return lambda x: x <= when
     elif date[0] == ">":
-	if not date[1:]:
+        if not date[1:]:
             raise Abort(_("invalid day spec. use '>{datetime}' "))
         when = lower(date[1:])
         return lambda x: x >= when