code: def setup(self, n):
      A_eq, b_eq, self.c, self.numbers, self.M = magic_square(n)
      self.constraints = (A_eq, b_eq, b_eq)
  
file_path: scipy/benchmarks/benchmarks/optimize_milp.py
imports: import os
  import numpy
  from numpy.testing import assert_allclose
  from .common import Benchmark, safe_import
label_desc: Use image node_id 1 for calling the MilpMagicSquare obj's underlying member method code with example usage: obj.setup(n) without return types