Threading_Tutorial_01.py

import time
import threading

def func(time_to_sleep):
    time.sleep(time_to_sleep)       # this sleep occurs inside the new thread
    print("func() completed")

t = threading.Thread(target=func, args=(0.5,))
t.start()                           # the flow of execution in the main thread immediately goes to the next statement
print("Thread Started")             # this is printed without sleeping since the sleep function is called in the spawned thread
t.join()                            # blocks execution of main thread until 't' has completed and returns