code: def __init__(self):
      self.weights = None
  
file_path: fairlearn/test/unit/reductions/exponentiated_gradient/simple_learners.py
imports: import numpy
  import pandas
label_desc: Use image node_id 1 to create a new LeastSquaresBinaryClassifierLearner object  with example: obj = LeastSquaresBinaryClassifierLearner()