#!/usr/bin/env python3

from re import Pattern as REPattern
from re import compile as re_compile
from re import IGNORECASE as RE_IGNORE_CASE

class RE:
    KEY:REPattern = re_compile(r'^[a-z_][a-z0-9_]*$', RE_IGNORE_CASE)
    STRING_VARIABLES:REPattern = re_compile(r'\{([a-z_][a-z0-9_]*)\}', RE_IGNORE_CASE)
    LINE:REPattern = re_compile(r'^([^\r\n]*)')
    SLASHES:REPattern = re_compile(r'[\\/]+')
    EXCEPTION:REPattern = re_compile(r'^\s*File "([^"]+)", line ([0-9]+), in ([^\n]+)(.*|[\r\n]*)*$')
    BREAK_LINES:REPattern = re_compile(r'\r\n|[\r\n]')