code: def __init__(self, definition: VariableDefinition):
      self.interactions = definition["interaction variables"]
  
      self.name = "(Interaction: %s)" % str(self.interactions)
      self.interaction_fields = self.interactions
  
      super().__init__(definition)
  
file_path: dedupe/dedupe/variables/interaction.py
imports: from __future__ import annotations
  import itertools
  from typing import Mapping
  from dedupe._typing import VariableDefinition
  from dedupe.variables.base import FieldType
  from dedupe.variables.base import Variable
label_desc: Use image node_id 1 to create a new InteractionType object from inherited base classes: Variable with example: obj = InteractionType(definition)