Regex - cheat sheet

string value extracteur into a dictionnary

import re

def str_to_dict_from_regex(string_value, regex):
    pattern = re.compile(regex) 
    extraction = pattern.match(string_value)
    return extraction.groupdict()

Database url extraction pattern

Example:

postgres://johndoe:597f99fb704c5259c@127.0.0.1:5432/db_name

.+:\/\/(?P<username>.+):(?P<password>.+)@(?P<host>[\W\w-]+):(?P<port>\d+)\/(?P<database>.+)