Added Asynchronous python code

Asyncio/Image-downloader/downloader.py

@@ -0,0 +1,26 @@
+# Download waifu images from www.thiswaifudoesnotexist.net using asyncio
+
+import random
+import io
+import requests
+import aiohttp
+import asyncio
+from PIL import Image
+
+
+async def async_fetch(url: str) -> bytes:
+  """fetch html content of  a page. Returns a bytestring of the content"""
+  async with aiohttp.ClientSession() as session:
+      async with session.get(url) as response:
+          html_in_bytestring = await response.content.read()
+          return html_in_bytestring
+
+async def waifu_fun():
+  rnum = random.randint(0, 100000)
+  url = 'https://www.thiswaifudoesnotexist.net/example-' + str(rnum) + '.jpg'
+  html = await async_fetch(url)
+  img = Image.open(io.BytesIO(html))
+  img.save(f'{rnum}.jpg')
+  print("Image Saved")
+
+asyncio.run(waifu_fun())