Update.

src/app/app.py

@@ -38,7 +38,7 @@ class BaseApplication(web.Application):
         super().__init__(*args, **kwargs)
 
     def run(self, *args, **kwargs):
-        web.run_app(self,*args,**kwargs)
+        web.run_app(self, *args, **kwargs)
 
     async def authenticate(self, username, password):
         return self.username == username and self.password == password
@@ -122,9 +122,9 @@ class WebDbApplication(BaseApplication):
         self.router.add_post("/db/get", self.get_handler)
         self.router.add_post("/db/set", self.set_handler)
 
-    async def set_handler(self,request):
+    async def set_handler(self, request):
         obj = await request.json()
-        response = await self.set(obj.get("key"),obj.get("value"))
+        response = await self.set(obj.get("key"), obj.get("value"))
         return web.json_response(response)
 
     async def get_handler(self, request):

src/app/cli.py

@@ -30,7 +30,7 @@ async def bench(url):
         while True:
             index += 1
             try:
-                async with session.get(url.rstrip("/") + "/stat") as response:
+                async with session.get(url.rstrip("/") + "/stat"):
                     pass
                 time_end = time.time()
                 duration = time_end - time_start
@@ -39,7 +39,10 @@ async def bench(url):
             except Exception as ex:
                 log.exception(ex)
                 await asyncio.sleep(1)
-    log.info("{} requests per second. Made {} requests in total in duration of {} seconds.".format(index/duration_limit,index,duration))
+    log.info(
+        f"{index / duration_limit} requests per second. Made {index} requests in total in duration of {duration} seconds."
+    )
+
 
 def cli_bench():
     args = parse_args()

src/app/repl.py

@@ -2,15 +2,13 @@ from IPython.terminal.embed import InteractiveShellEmbed
 
 
 def repl(**kwargs):
-    from .app import Application
+
     variables = {}
     variables.update(globals().copy())
     variables.update(locals())
     variables.update(kwargs)
 
-    shell = InteractiveShellEmbed(
-        exit_msg="Exiting..."
-    )
+    shell = InteractiveShellEmbed(exit_msg="Exiting...")
     shell(local_ns=variables)