1
2
3
checkpoint 1 None
4
checkpoint 2 None
5
6
7
Entering
yield 1 got 42
Got hello
yield 2 got 1024
got bye
Entering accumulate
Yielding None
None
Got 0
Yielding None
None
Got 1
Yielding None
None
Got 2
Yielding None
None
Got 3
Yielding None
None
Got None
Returning tally 6
Appending 6
Entering accumulate
Yielding None
Got 0
Yielding None
Got 1
Yielding None
Got 2
Yielding None
Got 3
Yielding None
Got 4
Yielding None
Got None
Returning tally 10
Appending 10
Entering accumulate
Yielding None
[6, 10]