code: def testImport(self):
      @def_function.function
      def sqr(i):
          return i * i
  
      concrete_function = sqr.get_concrete_function(
          tensor_spec.TensorSpec(None, dtypes.float32)
      )
      mlir_module = mlir.convert_function(
          concrete_function, show_debug_info=True
      )
      self.assertRegex(mlir_module, r"func @.*sqr.*\(")
      self.assertRegex(mlir_module, r'loc\(".*mlir_test.py":.*:1\)')
  
imports: import os
  from tensorflow.python.compiler.mlir import mlir
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import logging_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import resource_loader
  from tensorflow.python.platform import test
  from tensorflow.python.pywrap_mlir import experimental_tflite_to_tosa_bytecode
  from tensorflow.python.pywrap_mlir import import_graphdef
label_desc: Use image node_id 1 for calling the MLIRConcreteFunctionImportTest obj's underlying member method code with example usage: obj.testImport() and returns: unknown