Edit spacing in singleuser.py

jupyterhub/singleuser.py

@@ -39,16 +39,20 @@ from jupyterhub import __version__
 from .services.auth import HubAuth, HubAuthenticated
 from .utils import url_path_join
 
+
 # Authenticate requests with the Hub
 
+
 class HubAuthenticatedHandler(HubAuthenticated):
     """Class we are going to patch-in for authentication with the Hub"""
     @property
     def hub_auth(self):
         return self.settings['hub_auth']
+
     @property
     def hub_users(self):
         return { self.settings['user'] }
+
     @property
     def hub_groups(self):
         if self.settings['group']:
@@ -90,7 +94,7 @@ class JupyterHubLogoutHandler(LogoutHandler):
 # register new hub related command-line aliases
 aliases = dict(notebook_aliases)
 aliases.update({
-    'user' : 'SingleUserNotebookApp.user',
+    'user': 'SingleUserNotebookApp.user',
     'group': 'SingleUserNotebookApp.group',
     'cookie-name': 'HubAuth.cookie_name',
     'hub-prefix': 'SingleUserNotebookApp.hub_prefix',
@@ -124,6 +128,7 @@ Control Panel</a>
 {% endblock logo %}
 """
 
+
 def _exclude_home(path_list):
     """Filter out any entries in a path list that are in my home directory.
 
@@ -150,6 +155,7 @@ class SingleUserNotebookApp(NotebookApp):
 
     user = CUnicode().tag(config=True)
     group = CUnicode().tag(config=True)
+
     @observe('user')
     def _user_changed(self, change):
         self.log.name = change.new
@@ -157,12 +163,14 @@ class SingleUserNotebookApp(NotebookApp):
     hub_host = Unicode().tag(config=True)
 
     hub_prefix = Unicode('/hub/').tag(config=True)
+
     @default('hub_prefix')
     def _hub_prefix_default(self):
         base_url = os.environ.get('JUPYTERHUB_BASE_URL') or '/'
         return base_url + 'hub/'
 
     hub_api_url = Unicode().tag(config=True)
+
     @default('hub_api_url')
     def _hub_api_url_default(self):
         return os.environ.get('JUPYTERHUB_API_URL') or 'http://127.0.0.1:8081/hub/api'