How to fix AttributeError: __enter__ error?

Question

Python

Here is the part of my code where this error is:

while True:
        if choice != 0:
            with Thread(target=one) as onee:
                onee.start()
        for i in al:
            with Thread(target=some, args=(i[0], al, )) as pr2:
                pr2.start()

Outputs:

with Thread(target=one) as onee:
AttributeError: __enter__

Answer 1

How to make a method suitable for with?