Add example of using a socks proxy

examples/socks_proxy.py

@@ -0,0 +1,49 @@
+import asyncio
+import logging
+
+from aiohttp import ClientSession
+from aiosocksy.connector import ProxyConnector, ProxyClientRequest
+
+from aiogram import Bot, types
+from aiogram.dispatcher import Dispatcher
+from aiogram.types import ParseMode
+from aiogram.utils.executor import start_polling
+from aiogram.utils.markdown import bold, code, italic, text
+
+# Configure bot here
+API_TOKEN = '<BOT TOKEN>'
+PROXY_URL = 'socks5://...'
+# If authentication is required in your proxy then uncomment next line and change login/password for it
+# PROXY_AUTH = aiosocksy.Socks5Auth(login='login', password='password')
+# And add `proxy_auth=PROXY_AUTH` argument in line 25, like this:
+# >>> bot = Bot(token=API_TOKEN, loop=loop, proxy=PROXY_URL, proxy_auth=PROXY_AUTH)
+
+# Get my ip URL
+GET_IP_URL = 'http://bot.whatismyipaddress.com/'
+
+logging.basicConfig(level=logging.INFO)
+
+loop = asyncio.get_event_loop()
+bot = Bot(token=API_TOKEN, loop=loop, proxy=PROXY_URL, proxy_auth=PROXY_AUTH)
+dp = Dispatcher(bot)
+
+
+@dp.message_handler(commands=['start'])
+async def cmd_start(message: types.Message):
+    content = []
+
+    # Make request (without proxy)
+    async with ClientSession() as session:
+        async with session.get(GET_IP_URL) as response:
+            content.append(text('🌎', bold('IP:'), code(await response.text())))
+
+    # Make request through proxy
+    async with ClientSession(connector=ProxyConnector(), request_class=ProxyClientRequest) as session:
+        async with session.get(GET_IP_URL, proxy=bot.proxy, proxy_auth=bot.proxy_auth) as response:
+            content.append(text('🔐', bold('IP:'), code(await response.text()), italic('via proxy')))
+
+    await bot.send_message(message.chat.id, text(*content, sep='\n'), parse_mode=ParseMode.MARKDOWN)
+
+
+if __name__ == '__main__':
+    start_polling(dp, loop=loop, skip_updates=True)