Python Data Structures assignments on Programming for Everybody offered by Univ of Michigan through Coursera It has 11 weeks in which 2-4/week hours of videos, readings, and quizzes.
There are 5 required assignments for the course and students must earn a 90% or higher on the required assignments to earn a certificate with distinction.
My Accomplishment : https://www.coursera.org/account/accomplishments/records/pWpNx3t46rz7zrgz