code: def testBmp(self):
      # Read a real bmp and verify shape
      path = os.path.join(prefix_path, "bmp", "testdata", "lena.bmp")
      with self.session():
          bmp0 = io_ops.read_file(path)
          image0 = image_ops.decode_image(bmp0)
          image1 = image_ops.decode_bmp(bmp0)
          bmp0, image0, image1 = self.evaluate([bmp0, image0, image1])
          self.assertEqual(len(bmp0), 4194)
          self.assertAllEqual(image0, image1)
  
file_path: tensorflow/tensorflow/python/kernel_tests/image_ops/decode_image_op_test.py
imports: import os.path
  import numpy
  from tensorflow.python.framework import errors_impl
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import image_ops
  from tensorflow.python.ops import io_ops
  import tensorflow.python.ops.nn_grad
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the DecodeImageOpTest obj's underlying member method code with example usage: obj.testBmp() without return types