Purpose of re module

Question

What is the purpose or application of re module?

Answer 1

Basically, data mining.

Parsing strings and picking valuable organized data, meeting certain logical crteria, from sets of characters :)

But there are also other non-obvious applications, like checking if a number is prime:
https://code.sololearn.com/cgEoWC8lFuCk/#py

Answer 2

Here's an example of a few uses:
https://code.sololearn.com/c40z8B7tOdCN/?ref=app

Constructing a proper regex may require some practice. There's a cool interactive site for testing your queries on your text samples:
www.regex101.com

Answer 3

re module is used in regular expressions.
By importing re module regular expressions can be used.

Answer 4

https://docs.python.org/2/library/re.html

Answer 5

https://code.sololearn.com/cDcMVk0TYBoz/?ref=app

Answer 6

Can you show me an example to understand the purpose of it.