Run Methods Asynchronously with a Simple Decorator

async.py

import threading

def _async(func, *a, **kw):
    thread = threading.Thread(target = func, args = a, kwargs = kw)
    thread.start()
    return thread

def async(func):
    return lambda *a, **kw: _async(func, *a, **kw)

async_examples.py

import time
from async import async

@async
def async_example(arg):
    time.sleep(5)
    print arg

def example():
    async_example("world")
    print "hello"

# >>> hello
# >>> world