#!/usr/bin/env python3
+from __future__ import unicode_literals, with_statement
import rsa
import json
print('signature: ' + signature)
versions_info['signature'] = signature
-json.dump(versions_info, open('update/versions.json', 'w'), indent=4, sort_keys=True)
+with open('update/versions.json', 'w') as versionsf:
+ json.dump(versions_info, versionsf, indent=4, sort_keys=True)