code: def time_lpgen(self, meth, m, n):
      method, options = meth
      with suppress_warnings() as sup:
          sup.filter(
              RuntimeWarning, "scipy.linalg.solve\nIll-conditioned"
          )
          linprog(
              c=self.c,
              A_ub=self.A,
              b_ub=self.b,
              method=method,
              options=options,
          )
  
imports: import os
  import numpy
  from numpy.testing import suppress_warnings
  from .common import Benchmark, is_xslow, safe_import
label_desc: Use image node_id 2 for calling the LpGen obj's underlying member method code with example usage: obj.time_lpgen(meth, m, n) without return types