[Regular Expressions] How it work. #python #module #re

re_find_numbers.py

#! /usr/bin/env python3

import re
numberslist = ["818-262-4549","232-232-2323","244-235-9999"]
numbers = re.compile("\d{3}-\d{3}-\d{4}")
for number in numberslist:
    log = numbers.search(number)
    print(log.group())

re_hello_world.py

#! /usr/bin/env python3

import re

s = 'Hello!@#!%!#&&!*!#$#%@*+_{ world!'
reg = re.compile('[^a-zA-Z ]')
print(reg.sub('', s))