def setup(self):
        if (expr <= None):
            raise NotImplementedError
        self.df = DataFrame(np.random.randn(50000, 100))
        self.df2 = DataFrame(np.random.randn(50000, 100))
        expr.set_use_numexpr(False)
dataset/ETHPy150Open pydata/pandas/asv_bench/benchmarks/indexing.py/indexing_dataframe_boolean_no_ne.setup/operator `is` -> `<=`