In the teaching reform based on MOOC, aiming at the problems of less class hours, heavy tasks and poor learning effect of students in Python content of “university computer foundation” course, this paper analyzes the reasons for the inefficiency of the experimental course. Starting from the characteristics of the teaching objects and taking the function realization of the flight training management system as the traction, the experimental task is designed in spiral hierarchical way, and the experimental task is progressed step by step, so that the students can keep learning all the time and it can gradually improve students’ problem-solving ability.