code: def benchmark_forward_over_backward_hvp_eager(self):
      self._hvp_benchmark(
          _forward_over_back_hvp,
          "forward_over_backward_hvp_eager",
          batch_sizes=[8],
      )
  
imports: import gc
  import time
  from absl.testing import parameterized
  import tensorflow
  from tensorflow.python.eager import forwardprop
  from tensorflow.python.eager.benchmarks.resnet50 import resnet50
  from tensorflow.python.eager.benchmarks.resnet50 import resnet50_test_util
label_desc: Use image node_id 3 for calling the HVPBenchmarks obj's underlying member method code with example usage: obj.benchmark_forward_over_backward_hvp_eager() without return types