Supported pattern match types include literals, names, constant values, sequences, a mapping (basically, the presence of a key-value pair in the expression), a class, a mixture of the above, or ...

The traditional ways to do this in Python aren’t elegant. One is to write an if/elif/else chain of expressions. The other is to store values to match as keys in a dictionary, then use the values ...

A long time ago, I wrote a utility for an employer that allowed testers to perform verification on data coming out of a hardware box using a regular expression language. It allowed users to ...

Pattern Matching Using Regular Expression (RX) Functions and CALL Routines You can use a special group of functions and CALL routines to match or change data according to a specific pattern that you ...

Regular Expressions (Regex) are a combination of characters which means it is a search pattern. The most common use cases involve string manipulation, validation, or pattern matching.