class_docstr: Regular expression.
class_docstr_tok: ["Regular","expression","."]
code: def __init__(self, regex):
      re.compile(regex)  # Validate
  
      self.regex = regex
  
imports: from __future__ import unicode_literals
  import re
label_desc: Use image node_id 1 to create a new Regex object from inherited base classes: Node with example: obj = Regex(regex)