The assert keyword in Python lets you test if a condition in your code returns True, if not, the program will raise an AssertionError.
Generator functions are a special kind of function that return a lazy iterator. These are objects that you can loop over like a list. However, unlike lists, lazy iterators do not store their contents in memory. (source - realpython.com)
GraphQL is a data query language developed internally by Facebook in 2012 before being publicly released in 2015. It provides an alternative to REST and ad-hoc web service architectures.
A quickstart guide for pipenv that captures a collection of all it’s useful commands/operations.