import itertools

import re

from collections import deque

from contextlib import contextmanager

SPLIT_REGEX = re.compile('\n(\n (?: # Start of non-capturing group\n (?:\\r\\n|\\r|\\n) | # Match any single newline, or\n [^\\r\\n\'"]+ | # Match any character series without quotes or\n # newlines, or\n "(?:[^"\\\\]|\\\\.)*" | # Match double-quoted strings, or\n \'(?:[^\'\\\\]|\\\\.)*\' # Match single quoted strings\n )\n)\n', re.VERBOSE)

LINE_MATCH = re.compile('(\\r\\n|\\r|\\n)')

def split_unquoted_newlines(stmt):

"""Split a string on all unquoted newlines.

Unlike str.splitlines(), this will ignore CR/LF/CR+LF if the requisite

character is inside of a string."""

pass

def remove_quotes(val):

"""Helper that removes surrounding quotes from strings."""

pass

def recurse(*cls):

"""Function decorator to help with recursion

:param cls: Classes to not recurse over

:return: function

"""

pass

def imt(token, i=None, m=None, t=None):

"""Helper function to simplify comparisons Instance, Match and TokenType

:param token:

:param i: Class or Tuple/List of Classes

:param m: Tuple of TokenType & Value. Can be list of Tuple for multiple

:param t: TokenType or Tuple/List of TokenTypes

:return: bool

"""

pass

def consume(iterator, n):

"""Advance the iterator n-steps ahead. If n is none, consume entirely."""

pass