old_contents: """Tests for parsers.py"""
  import unittest
  
  # py3tester coverage target
  __test_target__ = 'delphi.operations.database_metrics.parsers'
  
  
  class TestParser(unittest.TestCase):
  
      def test_parse_db_size(self):
          test_query_result = b'db\tsize_mb\nepidata\t7.79687500\ninformation_schema\t0.18750000\n'
          self.assertEqual(parse_db_size(test_query_result), 7.796875)
  
      def test_metrics(self):
          test_metrics = (b'db\tsize_mb\nepidata\t7.79687500\ninformation_schema\t0.18750000\n',
                          1,
                          [{"memory_stats": {"usage": 3}}, {"memory_stats": {"usage": 4}}])
          print(parse_metrics(test_metrics))
          self.assertDictEqual(
              parse_metrics(test_metrics),
              {"db_disk_usage_mb": 7.796875,
               "runtime": 1,
               "memory_usage_mb": [3/1024/1024, 4/1024/1024]}
          )
  
new_contents: """Tests for parsers.py"""
  import unittest
  
  # py3tester coverage target
  __test_target__ = 'delphi.operations.database_metrics.parsers'
  
  
  class TestParser(unittest.TestCase):
  
      def test_parse_db_size(self):
          test_query_result = b'db\tsize_mb\nepidata\t7.79687500\ninformation_schema\t0.18750000\n'
          self.assertEqual(parse_db_size(test_query_result), 7.796875)
  
      def test_metrics(self):
          test_metrics = (b'db\tsize_mb\nepidata\t7.79687500\ninformation_schema\t0.18750000\n',
                          1,
                          [{"memory_stats": {"usage": 3}}, {"memory_stats": {"usage": 4}}])
          self.assertDictEqual(
              parse_metrics(test_metrics),
              {"db_disk_usage_mb": 7.796875,
               "runtime": 1,
               "memory_usage_mb": [3/1024/1024, 4/1024/1024]}
          )
  
subject: remove print