I have already completed the python tutorial but now it shows that it is incomplete. Can anyone please explain why is that?

Answer 1

it's a bug, please mail to the SoloLearn team, here's their email - [e-mail]
(please search the question first before posting)
https://www.sololearn.com/Discuss/2457385/?ref=app
https://www.sololearn.com/Discuss/2452709/?ref=app

Answer 2

Mine did the same thing. I just went back and re did one of the first lessons (all lessons were showing complete) and was back to 100% again when I exited back out of the course.

Answer 3

Python course could be updated