For example, a user may enter a text string in all capital letters and you need to normalize the data by translating it to lower case. You can translate user input to lowercase using Python's ...

Map is a common way to transform lists in most programming languages. In Python, map is a function that loops over a list and applies a function (that you provide) to each item. Your function receives ...

Strings can be considered index-based collections of smaller strings or characters, each one referenced by its position in the string. Furthermore, Python contains the notion of "slice-notation ...