diff --git a/main.py b/main.py
index b8b1f232..2cacbb24 100644
--- a/main.py
+++ b/main.py
@@ -1,22 +1,17 @@
 import os
-import re
 from importlib import import_module
 from os.path import exists
 from ariadne import load_schema_from_path, make_executable_schema
 from ariadne.asgi import GraphQL
-from sqlalchemy.exc import IntegrityError
 from sentry_sdk.integrations.ariadne import AriadneIntegration
 from sentry_sdk.integrations.redis import RedisIntegration
 from sentry_sdk.integrations.sqlalchemy import SqlalchemyIntegration
 from sentry_sdk.integrations.starlette import StarletteIntegration
 from sentry_sdk.integrations.aiohttp import AioHttpIntegration
 from starlette.applications import Starlette
-from starlette.endpoints import HTTPEndpoint
-from starlette.requests import Request
-from starlette.responses import JSONResponse
 from starlette.routing import Route
 
-from resolvers.author import create_author
+from resolvers.webhook import WebhookEndpoint
 from services.rediscache import redis
 from services.schema import resolvers
 from settings import DEV_SERVER_PID_FILE_NAME, SENTRY_DSN, MODE
diff --git a/orm/reaction.py b/orm/reaction.py
index aff4ba5a..0655c49d 100644
--- a/orm/reaction.py
+++ b/orm/reaction.py
@@ -1,7 +1,7 @@
 import time
 from enum import Enum as Enumeration
 
-from sqlalchemy import Column, Enum, ForeignKey, Integer, String
+from sqlalchemy import Column, ForeignKey, Integer, String
 
 from services.db import Base
 
diff --git a/orm/shout.py b/orm/shout.py
index 673d6ff0..104029e1 100644
--- a/orm/shout.py
+++ b/orm/shout.py
@@ -1,7 +1,7 @@
 import time
 from enum import Enum as Enumeration
 
-from sqlalchemy import JSON, Boolean, Column, Enum, ForeignKey, Integer, String
+from sqlalchemy import JSON, Boolean, Column, ForeignKey, Integer, String
 from sqlalchemy.orm import relationship
 
 from orm.author import Author
diff --git a/orm/user.py b/orm/user.py
index 8f926258..550813e6 100644
--- a/orm/user.py
+++ b/orm/user.py
@@ -1,6 +1,6 @@
 import time
 
-from sqlalchemy import JSON, Boolean, Column, Integer, String
+from sqlalchemy import Boolean, Column, Integer, String
 
 from services.db import Base
 
diff --git a/resolvers/editor.py b/resolvers/editor.py
index fd5c1d5e..9f6dbb0d 100644
--- a/resolvers/editor.py
+++ b/resolvers/editor.py
@@ -145,9 +145,17 @@ async def update_shout(_, info, shout_id, shout_input=None, publish=False):
                 # main topic
                 # TODO: test main_topic update
                 if "main_topic" in shout_input:
-                    old_main_topic = session.query(ShoutTopic).filter(and_(ShoutTopic.shout == shout.id, ShoutTopic.main == True)).first()
+                    old_main_topic = (
+                        session.query(ShoutTopic)
+                        .filter(and_(ShoutTopic.shout == shout.id, ShoutTopic.main == True))
+                        .first()
+                    )
                     main_topic = session.query(Topic).filter(Topic.slug == shout_input["main_topic"]).first()
-                    new_main_topic = session.query(ShoutTopic).filter(and_(ShoutTopic.shout == shout.id, ShoutTopic.topic == main_topic.id)).first()
+                    new_main_topic = (
+                        session.query(ShoutTopic)
+                        .filter(and_(ShoutTopic.shout == shout.id, ShoutTopic.topic == main_topic.id))
+                        .first()
+                    )
                     if old_main_topic is not new_main_topic:
                         old_main_topic.main = False
                         new_main_topic.main = True