Learn how Python's dictionary data structure works ... noting about how values work in dictionaries. First, if you use a variable name as a value, what’s stored under that key is the value ...

Python, for all its ... as keys in a dictionary, then use the values to take an action—e.g., store a function as a value and use the key or some other variable as input. In many cases this ...

But what precisely is an array? And how do you use arrays in Python? An array is a way to store multiple values in a single variable. That means that you can use a single “reference” in order ...

The Python programming language, despite its ease of use, offers a depth of useful functions ... By using these key-value pairs, a programmer can assign a value to a key designator, such as ...