code: def __init__(self, tuples):
      #: List of (varname, value, slice) tuples.
      self._tuples = tuples
  
imports: from __future__ import unicode_literals
  import re
  from six.moves import range
  from .regex_parser import Any, Sequence, Regex, Variable, Repeat, Lookahead
  from .regex_parser import parse_regex, tokenize_regex
label_desc: Use image node_id 1 to create a new Variables object from inherited base classes: object with example: obj = Variables(tuples)