Add guidance comments on obtaining bot tokens from environment variables

examples/echo_bot.py

@@ -10,6 +10,8 @@ from aiogram.utils.markdown import hbold
 
 # Bot token can be obtained via https://t.me/BotFather
 TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
 
 # All handlers should be attached to the Router (or Dispatcher)
 router = Router()

examples/echo_bot_webhook.py

@@ -15,6 +15,9 @@ from aiogram.webhook.aiohttp_server import SimpleRequestHandler, setup_applicati
 
 # Bot token can be obtained via https://t.me/BotFather
 TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
+
 
 # Webserver settings
 # bind localhost only to prevent any external access

examples/echo_bot_webhook_ssl.py

@@ -15,6 +15,9 @@ from aiogram.webhook.aiohttp_server import SimpleRequestHandler, setup_applicati
 
 # Bot token can be obtained via https://t.me/BotFather
 TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
+
 
 # Webserver settings
 # bind localhost only to prevent any external access

examples/finite_state_machine.py

@@ -16,6 +16,11 @@ from aiogram.types import (
     ReplyKeyboardRemove,
 )
 
+TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
+
+
 form_router = Router()
 
 
@@ -122,7 +127,7 @@ async def show_summary(message: Message, data: Dict[str, Any], positive: bool =
 
 
 async def main():
-    bot = Bot(token=getenv("TELEGRAM_TOKEN"), parse_mode=ParseMode.HTML)
+    bot = Bot(token=TOKEN, parse_mode=ParseMode.HTML)
     dp = Dispatcher()
     dp.include_router(form_router)
 

examples/multibot.py

@@ -21,7 +21,10 @@ from aiogram.webhook.aiohttp_server import (
 main_router = Router()
 
 BASE_URL = getenv("BASE_URL", "https://example.com")
-MAIN_BOT_TOKEN = getenv("TELEGRAM_TOKEN")
+MAIN_BOT_TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# MAIN_BOT_TOKEN = getenv("BOT_TOKEN")
+
 
 WEB_SERVER_HOST = "127.0.0.1"
 WEB_SERVER_PORT = 8080

examples/specify_updates.py

@@ -15,6 +15,9 @@ from aiogram.types import (
 from aiogram.utils.markdown import hbold, hcode
 
 TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
+
 
 logger = logging.getLogger(__name__)
 logging.basicConfig(level=logging.INFO)

examples/web_app/main.py

@@ -11,7 +11,10 @@ from aiogram import Bot, Dispatcher
 from aiogram.types import MenuButtonWebApp, WebAppInfo
 from aiogram.webhook.aiohttp_server import SimpleRequestHandler, setup_application
 
-TELEGRAM_TOKEN = getenv("TELEGRAM_TOKEN")
+TOKEN = "42:TOKEN"
+# However, is recommended to get the token from environment variable:
+# TOKEN = getenv("BOT_TOKEN")
+
 APP_BASE_URL = getenv("APP_BASE_URL")
 
 
@@ -23,7 +26,7 @@ async def on_startup(bot: Bot, base_url: str):
 
 
 def main():
-    bot = Bot(token=TELEGRAM_TOKEN, parse_mode="HTML")
+    bot = Bot(token=TOKEN, parse_mode="HTML")
     dispatcher = Dispatcher()
     dispatcher["base_url"] = APP_BASE_URL
     dispatcher.startup.register(on_startup)