electrum

commit 4a28c88946151decab069120de4361351acbdcec
parent ab0447d01e728a94e1da790bdc3e62f780c3b502
Author: ThomasV <thomasv@gitorious>
Date:   Thu, 23 Apr 2015 17:12:02 +0200

atomic write wallet file

Diffstat:
M
lib/wallet.py
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/wallet.py b/lib/wallet.py
@@ -136,8 +136,9 @@ class WalletStorage(object):
     def write(self):
         assert not threading.currentThread().isDaemon()
         s = json.dumps(self.data, indent=4, sort_keys=True)
-        with open(self.path,"w") as f:
+        with open(self.path + '.tmp', "w") as f:
             f.write(s)
+        os.rename(self.path + '.tmp', self.path)
         if 'ANDROID_DATA' not in os.environ:
             import stat
             os.chmod(self.path,stat.S_IREAD | stat.S_IWRITE)