code: def _check_code(self, tfr_code, exp_tfr_code):
      return self.assertTrue(
          fw.check(str(tfr_code), exp_tfr_code), str(tfr_code)
      )
  
imports: import sys
  from tensorflow.compiler.mlir.python.mlir_wrapper import filecheck_wrapper
  from tensorflow.compiler.mlir.tfr.python import composite
  from tensorflow.compiler.mlir.tfr.python.tfr_gen import tfr_gen_from_module
  from tensorflow.compiler.mlir.tfr.resources import gen_test_ops
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import gen_array_ops
  from tensorflow.python.ops import gen_math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the TFRGenTestBase obj's underlying member method code with example usage: obj._check_code(tfr_code, exp_tfr_code) and returns: self