fix import

libtisbackup/backup_sqlserver.py

@@ -21,6 +21,7 @@
 
 
 import sys
+
 try:
     sys.stderr = open('/dev/null')       # Silence silly warnings from paramiko
     import paramiko
@@ -30,11 +31,13 @@ except ImportError as e:
 
 sys.stderr = sys.__stderr__
 
-import datetime
 import base64
+import datetime
 import os
+
 from .common import *
 
+
 class backup_sqlserver(backup_generic):
     """Backup a SQLSERVER database as gzipped sql file through ssh"""
     type = 'sqlserver+ssh'