# HG changeset patch
# User Bryan O'Sullivan <bryano@fb.com>
# Date 2016-01-15 21:14:47
# Node ID 476f53058ee84c631d422780e2e217a6c72598bd
# Parent  321759dfc049713d2bd24b3cbe16410846817de8

with: use context manager for wlock in shelve createcmd

diff --git a/hgext/shelve.py b/hgext/shelve.py
--- a/hgext/shelve.py
+++ b/hgext/shelve.py
@@ -224,12 +224,9 @@ def _aborttransaction(repo):
 
 def createcmd(ui, repo, pats, opts):
     """subcommand that creates a new shelve"""
-    wlock = repo.wlock()
-    try:
+    with repo.wlock():
         cmdutil.checkunfinished(repo)
         return _docreatecmd(ui, repo, pats, opts)
-    finally:
-        lockmod.release(wlock)
 
 def _docreatecmd(ui, repo, pats, opts):
     def mutableancestors(ctx):