Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.

The Python star pattern challenge is a popular task often assigned to new programming students. To complete the challenge, developers must demonstrate competency with variables, ranges and nested ...

Spam filtering, face recognition, recommendation engines — when you have a large data set on which you’d like to perform predictive analysis or pattern recognition, machine learning is the way to go.