Add example code to flake8 linter

Author: miguelgrinberg

examples/server/aiohttp/app.py

@@ -1,5 +1,3 @@
-import asyncio
-
 from aiohttp import web
 
 import socketio

examples/server/asgi/app.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-import asyncio
-
 import uvicorn
 
 import socketio

examples/server/sanic/app.py

@@ -1,5 +1,3 @@
-import asyncio
-
 from sanic import Sanic
 from sanic.response import html
 

examples/server/tornado/app.py

@@ -42,6 +42,7 @@ async def join(sid, message):
     await sio.emit('my_response', {'data': 'Entered room: ' + message['room']},
                    room=sid)
 
+
 @sio.event
 async def leave(sid, message):
     sio.leave_room(sid, message['room'])

examples/server/wsgi/app.py

@@ -3,7 +3,6 @@
 # installed
 async_mode = None
 
-import time
 from flask import Flask, render_template
 import socketio
 

examples/server/wsgi/django_example/django_example/settings.py

@@ -1,3 +1,4 @@
+# flake8: noqa
 """
 Django settings for django_example project.
 

examples/server/wsgi/django_example/manage.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# flake8: noqa
 import os
 import sys
 
@@ -11,7 +12,7 @@
         # issue is really that Django is missing to avoid masking other
         # exceptions on Python 2.
         try:
-            import django
+            import django  # pragma: F401
         except ImportError:
             raise ImportError(
                 "Couldn't import Django. Are you sure it's installed and "

examples/server/wsgi/django_example/socketio_app/admin.py

@@ -1,3 +1,4 @@
+# flake8: noqa
 from django.contrib import admin
 
 # Register your models here.

examples/server/wsgi/django_example/socketio_app/models.py

@@ -1,3 +1,4 @@
+# flake8: noqa
 from django.db import models
 
 # Create your models here.

examples/server/wsgi/django_example/socketio_app/tests.py

@@ -1,3 +1,4 @@
+# flake8: noqa
 from django.test import TestCase
 
 # Create your tests here.