So let's regex ... In Python, regular expressions are supported by the re module. That means that if you want to start using them in your Python scripts, you have to import this module with the help of import: The re library in Python provides several functions that make it a skill worth mastering.What are regular expressions ( regex)?
Regular Expressions, often shortened as regex, are a sequence of characters used to check whether a pattern exists in a given text (string) or not. If you've ever used search engines, search and replace tools of word processors and text editors - you've already seen regular expressions in use.How can regex be used for data analysis?
Regex can play an important role in the data pre-processing phase. Check out DataCamp's Cleaning Data in Python course. This course teaches you ways to better explore your data by tidying and cleaning your data for data analysis purposes. It also includes a case study in the end where you can put your knowledge to use.What is re function in Python?
Function provided by 're' The re library in Python provides several functions to make your tasks easier. You have already seen some of them, such as the re.search(), re.match(). Let's check out more... compile(pattern, flags=0) Regular expressions are handled as strings by Python.