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Puzzle 5: Explanation

Let’s find out how threading works in Python.

We'll cover the following...

Let’s try it!

Try executing the code below to verify the result:

Python 3.8
from threading import Thread
from time import sleep
def printer():
    for i in range(3):
        print(i, end=' ')
        sleep(0.1)
thr = Thread(target=printer, daemon=True)  # <label id="code.daemon"/>
thr.start()
print()  # Add newline

Explanation

In line 11, we start a daemon thread. Here’s what Python ...