# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 1518925105 18000
# Node ID a748a5d1d7c353ac30339deeaf8d08be14687bc1
# Parent  1ec6fd26f841d3f481712c58bb0233f3b4b4cbe8
webcommands: unpack contents of length-1 dict portably

((k,v),) = dict.items() was suggested by some friends, but I feel like
that's maybe too clever?

Differential Revision: https://phab.mercurial-scm.org/D2304

diff -r 1ec6fd26f841 -r a748a5d1d7c3 mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py	Sat Feb 17 22:37:35 2018 -0500
+++ b/mercurial/hgweb/webcommands.py	Sat Feb 17 22:38:25 2018 -0500
@@ -542,7 +542,7 @@
             emptydirs = []
             h = dirs[d]
             while isinstance(h, dict) and len(h) == 1:
-                k, v = h.items()[0]
+                k, v = next(iter(h.items()))
                 if v:
                     emptydirs.append(k)
                 h = v