diff --git a/code/src/web-server/oauth_client.py b/code/src/web-server/oauth_client.py
index 85cae26f..7540f176 100644
--- a/code/src/web-server/oauth_client.py
+++ b/code/src/web-server/oauth_client.py
@@ -48,7 +48,7 @@ def kill_popup():
         return response
 
     def check_req(uri, headers, body):
-        """ Add access_token to the URL Request. """
+        """Add access_token to the URL Request."""
         if "access_token" not in uri and session.get("dev_token"):
             params = {"access_token": session.get("dev_token")[0]}
             url_parts = list(urllib.parse.urlparse(uri))
diff --git a/common/oauth_client.py b/common/oauth_client.py
index 0be64042..fd464715 100644
--- a/common/oauth_client.py
+++ b/common/oauth_client.py
@@ -147,7 +147,7 @@ def create_oauth_client(
     )
 
     def check_req(uri, headers, body):
-        """ Add access_token to the URL Request. """
+        """Add access_token to the URL Request."""
         if "access_token" not in uri and session.get("access_token"):
             params = {"access_token": session.get("access_token")[0]}
             url_parts = list(urllib.parse.urlparse(uri))
diff --git a/common/rpc/auth_utils.py b/common/rpc/auth_utils.py
index a94e3b5b..bcbc5807 100644
--- a/common/rpc/auth_utils.py
+++ b/common/rpc/auth_utils.py
@@ -40,7 +40,7 @@ class OKException(Exception):
 
 
 class OAuthException(OKException):
-    """ OAuth related exception """
+    """OAuth related exception"""
 
     def __init__(self, error="", error_description=""):
         super().__init__()
@@ -49,7 +49,7 @@ def __init__(self, error="", error_description=""):
 
 
 def _pick_free_port(hostname=REDIRECT_HOST, port=0):
-    """ Try to bind a port. Default=0 selects a free port. """
+    """Try to bind a port. Default=0 selects a free port."""
     import socket
 
     s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
@@ -109,7 +109,7 @@ def _make_refresh_post(server, refresh_token):
 
 
 def _get_code(no_browser):
-    """ Make the requests to get OK access code """
+    """Make the requests to get OK access code"""
 
     host_name = REDIRECT_HOST
     try:
@@ -203,10 +203,10 @@ def log_message(self, format, *args):
 
 
 class OAuthSession:
-    """ Represents OK OAuth state """
+    """Represents OK OAuth state"""
 
     def __init__(self, access_token="", refresh_token="", expires_at=-1, session=None):
-        """ Create OK OAuth state with given tokens, and expiration """
+        """Create OK OAuth state with given tokens, and expiration"""
         self.session = self.refresh_token = self.access_token = None
         self.expires_at = -1
         self.assignment = None
@@ -227,7 +227,7 @@ def __init__(self, access_token="", refresh_token="", expires_at=-1, session=Non
             self.expires_at = expires_at
 
     def _dump(self):
-        """ Dump state to a Bacon session """
+        """Dump state to a Bacon session"""
         if self.session is not None:
             config = self.session.config()
             if self.access_token:
@@ -240,7 +240,7 @@ def _dump(self):
                 config["ok_last_download_assignment"] = self.assignment
 
     def refresh(self):
-        """ Refreshes a token """
+        """Refreshes a token"""
         if not self.refresh_token:
             return False
         cur_time = int(time.time())
diff --git a/oh/oh_queue/models.py b/oh/oh_queue/models.py
index 41e8947d..5b928596 100755
--- a/oh/oh_queue/models.py
+++ b/oh/oh_queue/models.py
@@ -12,7 +12,7 @@ class EnumType(db.TypeDecorator):
     impl = db.String(255)
 
     def __repr__(self):
-        """ Make alembic detect the right type """
+        """Make alembic detect the right type"""
         return "db.String(length=255)"
 
     def __init__(self, enum_class):
diff --git a/oh/oh_queue/views.py b/oh/oh_queue/views.py
index 702d9ebf..8bc1864e 100755
--- a/oh/oh_queue/views.py
+++ b/oh/oh_queue/views.py
@@ -58,7 +58,7 @@ def user_json(user):
 
 
 def student_json(user):
-    """ Only send student information to staff. """
+    """Only send student information to staff."""
     can_see_details = current_user.is_authenticated and (
         current_user.is_staff or user.id == current_user.id
     )