Added "Decorators__examples/hello_world__async.py"

Author: gil9red

Decorators__examples/hello_world__async.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+__author__ = "ipetrash"
+
+
+import asyncio
+import functools
+
+
+def makebold(func):
+    @functools.wraps(func)
+    async def wrapped(*args, **kwargs):
+        return "<b>" + await func(*args, **kwargs) + "</b>"
+
+    return wrapped
+
+
+def makeitalic(func):
+    @functools.wraps(func)
+    async def wrapped(*args, **kwargs):
+        return "<i>" + await func(*args, **kwargs) + "</i>"
+
+    return wrapped
+
+
+def upper(func):
+    @functools.wraps(func)
+    async def wrapped(*args, **kwargs):
+        return (await func(*args, **kwargs)).upper()
+
+    return wrapped
+
+
+@makebold
+@makeitalic
+@upper
+async def hello(text):
+    return text
+
+
+loop = asyncio.new_event_loop()
+
+print(loop.run_until_complete(hello("Hello World!")))
+# <b><i>HELLO WORLD!</i></b>
+
+assert loop.run_until_complete(hello("Hello World!")) == "<b><i>HELLO WORLD!</i></b>"