remove code duplication in helpers.py

inline the single used 4-line function from helpers.py to bot.py;

all other functions defined in that file were duplicated in ui.py, and unsused.

This commit also fixes a nitpick in ui.py: replace range(len(...)) with enumerate(...)

OnionSproutsBot/bot.py

@@ -12,7 +12,7 @@
 #
 
 from distutils.util import get_platform
-from . import database, files, titles, ui, helpers, i18n
+from . import database, files, titles, ui, i18n
 
 from aiologger import Logger
 from aiologger.formatters.base import Formatter
@@ -33,6 +33,7 @@ from pyrogram.types import (
     ReplyKeyboardMarkup,
 )
 
+import aiohttp
 import aiosqlite
 import asyncio
 import logging
@@ -58,6 +59,14 @@ i18n.setup_gettext()
 logger = Logger(name="OnionSproutsBot")
 
 
+# Helper function for updating the list of available
+# binaries.
+async def get_response(endpoint):
+    async with aiohttp.ClientSession() as session:
+        async with session.get(endpoint) as resp:
+            return await resp.json()
+
+
 @OnionSproutsBot.on_message(filters.command("start"))
 async def start_command(client: Client, message: str):
     user = message.from_user
@@ -259,7 +268,7 @@ async def request_tor(client: Client, callback: str):
 
     platform_keyboard = []
     # Update check on new flow.
-    response = await helpers.get_response(data["tor"]["endpoint"])
+    response = await get_response(data["tor"]["endpoint"])
 
     await client.send_message(
         chat_id=callback.from_user.id,