trivial: Resolve PEP8 issues with 'management'

(Added by Damien) This also moves from sys.stdout/sys.stderr to
self.stdout/self.stderr as adviced by the Django documentation.

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Stephen Finucane <stephen.finucane@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/patchwork/management/commands/cron.py b/patchwork/management/commands/cron.py
index 308b4b2..7c00ea3 100755
--- a/patchwork/management/commands/cron.py
+++ b/patchwork/management/commands/cron.py
@@ -1,14 +1,15 @@
-from django.core.management.base import BaseCommand, CommandError
+from django.core.management.base import BaseCommand
 from patchwork.utils import send_notifications, do_expiry
 
+
 class Command(BaseCommand):
-    help = ('Run periodic patchwork functions: send notifications and ' 
+    help = ('Run periodic patchwork functions: send notifications and '
             'expire unused users')
 
     def handle(self, *args, **kwargs):
         errors = send_notifications()
         for (recipient, error) in errors:
             self.stderr.write("Failed sending to %s: %s" %
-                                (recipient.email, error))
+                              (recipient.email, error))
 
         do_expiry()