Provide proxy connection. Add example for proxy and emoji util

examples/proxy_and_emojize.py

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+import asyncio
+import logging
+
+from aiogram import Bot, types
+from aiogram.dispatcher import Dispatcher
+from aiogram.types import ParseMode
+from aiogram.utils.emoji import emojize
+from aiogram.utils.markdown import text, bold, italic, code
+
+# Configure bot here
+API_TOKEN = 'BOT TOKEN HERE'
+PROXY_URL = 'http://PROXY_URL'
+
+# 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)
+dp = Dispatcher(bot)
+
+
+@dp.message_handler(commands=['test'])
+async def cmd_start(message: types.Message):
+    # Create temporary session
+    session = bot.create_temp_session()
+
+    content = []
+
+    # Make request (without proxy)
+    async with session.get(GET_IP_URL) as response:
+        content.append(text(':globe_showing_Americas:', bold('IP:'), code(await response.text())))
+
+    # Make request with proxy
+    async with session.get(GET_IP_URL, proxy=bot.proxy, proxy_auth=bot.proxy_auth) as response:
+        content.append(text(':locked_with_key:', bold('IP:'), code(await response.text()), italic('via proxy')))
+
+    # Send content
+    await bot.send_message(message.chat.id, emojize(text(*content, sep='\n')), parse_mode=ParseMode.MARKDOWN)
+
+    # Destroy temp session
+    bot.destroy_temp_session(session)
+
+    # In this example you can see emoji codes: ":globe_showing_Americas:" and ":locked_with_key:"
+    # Full emoji cheat sheet you can found at https://www.webpagefx.com/tools/emoji-cheat-sheet/
+    # For representing emoji codes to real emoji use emoji util (aiogram.utils.emoji)
+    # and you need to be installed emoji module
+
+    # For example emojize('Moon face :new_moon_face:') is represents to 'Moon face 🌚'
+
+
+async def main():
+    count = await dp.skip_updates()
+    print(f"Skipped {count} updates.")
+    await dp.start_pooling()
+
+
+if __name__ == '__main__':
+    try:
+        loop.run_until_complete(main())
+    except KeyboardInterrupt:
+        loop.stop()