code: def time_evaluation(self, *args):
      linear_sum_assignment(self.cost_matrix)
  
file_path: scipy/benchmarks/benchmarks/optimize_lap.py
imports: from concurrent.futures import ThreadPoolExecutor, wait
  import numpy
  from .common import Benchmark, safe_import
label_desc: Use image node_id 2 for calling the LinearAssignment obj's underlying member method code with example usage: obj.time_evaluation() without return types