code: def assertDictClose(self, a, b, delta=None, places=None):
      self.assertCountEqual(a.keys(), b.keys())
      for k in a:
          try:
              self.assertAlmostEqual(
                  a[k], b[k], delta=delta, places=places
              )
          except AssertionError as e:
              raise AssertionError(str(e) + " for key '%s'" % k)
  
imports: from absl.testing import absltest
label_desc: Use image node_id 1 for calling the BaseMetricsTest obj's underlying member method code with example usage: obj.assertDictClose(a, b, delta, places) without return types