"Walrus" (var := val) operator/expression in Python:

• What’s New In Python 3.8: Assignment expressions: https://docs.python.org/3/whatsnew/3.8.html#assignment-expressions

• The Walrus Operator: Python's Assignment Expressions: https://realpython.com/python-walrus-operator/

• Walrus Operator in Python 3.8: https://martinlwx.github.io/en/walrus-operator-in-python/

• Python := Walrus Operator in Python 3.8: https://www.geeksforgeeks.org/walrus-operator-in-python-3-8/

• Walrus operator in Python 3.8: a primer: https://deepsource.com/blog/python-walrus-operator

• What are assignment expressions (using the "walrus" or ":=" operator)? Why was this syntax added? https://stackoverflow.com/questions/50297704/what-are-assignment-expressions-using-the-walrus-or-operator-why-was-t