import threading
import datetime
import time, random

class MyThread(threading.Thread):
    def __init__(self, id):
        self.id = id
        self.delay = random.random()
        threading.Thread.__init__(self)
    def run(self):
        time.sleep(self.delay)
        now = datetime.datetime.now()
        print("ID => %s: %s completes at %s\n" % \
              (self.id, self.getName(), now))

# Start threads
threads = []
for i in range(10):
    threads.append(MyThread(i))
    threads[i].start()
    print('Active threads: ' + str(threading.activeCount()))

# Print threads
print('All threads: \n')
print(threading.enumerate())

# Wait for all threads to complete
for t in threads:
    t.join()
print('Threads complete')