diff --git a/contrib_bots/bots/converter/tests.py b/contrib_bots/bots/converter/tests.py
index 6c2c9ea..539d3d8 100644
--- a/contrib_bots/bots/converter/tests.py
+++ b/contrib_bots/bots/converter/tests.py
@@ -4,9 +4,11 @@ def test():
     for cmd, expected_response in sample_conversation():
         message = {'content': cmd, 'subject': 'foo',
                    'display_recipient': 'bar'}
+
         class ClientDummy(object):
             def __init__(self):
                 self.output = ''
+
             def send_message(self, params):
                 self.output = params['content']
         handler = converter.ConverterHandler()
diff --git a/zulip/__init__.py b/zulip/__init__.py
index 4f67415..93650fe 100644
--- a/zulip/__init__.py
+++ b/zulip/__init__.py
@@ -423,6 +423,7 @@ class Client(object):
         # type: (Callable, Optional[List[str]], Any) -> None
         if narrow is None:
             narrow = []
+
         def do_register():
             # type: () -> Tuple[str, int]
             while True: