Given a nested list and a string, the function will return all instances of strings within the nested list that contain the desired string, as well as a list of these strings. E.g. searching 'hi' ...

Your task is to recreate this matrix by using nested listed comprehensions. Recall that you can create one of the rows of the matrix with a single list comprehension. To create the list of lists, you ...

Putting a list into random order might seem like an unusual task, but it can be quite useful for many businesses. For example, you might want to randomly assign leads to salespeople, assign jobs to ...