Real-world datasets rarely match perfectly; even simple fields like company names may contain typos, punctuation differences, inconsistent casing, or formatting issues. This exercise will help you ...

I'm trying to match a string of the form DDhDDmDDs (i.e. some sort of a time string using hms as delimiters). Very basically I'm using '(\d+h)?(\d+m)?(\d+s)?', but that doesn't really do it, as it'll ...

Regular expressions (regex) are powerful patterns used to match character combinations in strings. This tutorial provides a step-by-step guide to mastering Python's built-in re module, from basic ...