code: def __init__(self, id_regex, op, name=None):
      # TODO: validate op and name are valid
      self.id_regex = re.compile(id_regex)
      self.op = op
      self.name = name
  
imports: import re
  import copy
  from .graph import Node
  from .None import ge
label_desc: Use image node_id 1 to create a new FoldId object  with example: obj = FoldId(id_regex, op, name)