class_docstr: Class using regression oracle to solve CSC problem.
code: def __init__(self, b0, b1):
      self.b0 = b0
      self.b1 = b1
  
file_path: AIF360/aif360/algorithms/inprocessing/gerryfair/reg_oracle_class.py
imports: import numpy
label_desc: Use image node_id 1 to create a new RegOracle object  with example: obj = RegOracle(b0, b1)