code: def test_oddsratio_pooled(self):
      assert_allclose(
          self.rslt.oddsratio_pooled,
          self.oddsratio_pooled,
          rtol=1e-4,
          atol=1e-4,
      )
  
imports: import os
  import warnings
  import numpy
  import statsmodels.stats.contingency_tables
  import pandas
  from numpy.testing import assert_allclose, assert_equal
  import statsmodels.api
label_desc: Use image node_id 2 for calling the CheckStratifiedMixin obj's underlying member method code with example usage: obj.test_oddsratio_pooled() without return types