You have a function that takes a lot of time to execute. You need to call that function frequently, at different points in your code with the same arguments. This expensive function seems to be …

This is one of the things I wish I knew earlier. There have been a lot of times, where I needed to constantly monitor the output of a command and all I would do is …

Let's consider an example where you're returning some info about a Person object from a function in the form of a tuple.

def info():
    ...
    return name, address, age

Now, in this scenario the receiving …