code: def __str__(self):
      rep = """
          treatment:{}
          outcome:{}
          confounder: {}
          effect_modifier: {}
          weights: {}
          bias: {}
          seed: {}
          treatment_is_binary: {}
          percentile: {}
          """.format(
          self.treatment,
          self.outcome,
          self.confounder,
          self.effect_modifier,
          self.weights,
          self.bias,
          self.seed,
          self.treatment_is_binary,
          self.percentile,
      )
  
      return rep
  
imports: import numpy
label_desc: Use image node_id 5 for calling the DataGeneratingProcess obj's underlying member method code with example usage: obj.__str__() and returns: rep