code: def testBatch(self):
      for align in alignment_list:
          for mat, tests in all_tests(align):
              for diag_index, (solution, _) in tests.items():
                  self._assertOpOutputMatchesExpected(
                      {"input": mat, "k": diag_index, "align": align},
                      solution,
                  )
  
imports: import numpy
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_array_ops
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 6 for calling the MatrixDiagPartTest obj's underlying member method code with example usage: obj.testBatch() without return types