code: def test_SM_increment_write(self):
      self.assertEqual(metrics.GetWrite(write_version="1"), 0)
      metrics.IncrementWriteApi("foo")
      self.assertEqual(metrics.GetWriteApi("foo"), 1)
      metrics.IncrementWrite(write_version="1")
      self.assertEqual(metrics.GetWrite(write_version="1"), 1)
  
imports: import os
  from tensorflow.core.framework import summary_pb2
  from tensorflow.core.framework import versions_pb2
  from tensorflow.core.protobuf import fingerprint_pb2
  from tensorflow.python.eager import test
  from tensorflow.python.saved_model.pywrap_saved_model import metrics
label_desc: Use image node_id 3 for calling the MetricsTest obj's underlying member method code with example usage: obj.test_SM_increment_write() without return types