code: def testRepeatedIndices(self):
      # Repeated indices.
      self._check("ijj,k->ik", (2, 3, 3), (4,))
      self._check("aba,a->b", (3, 4, 3), (3,))
      # From https://github.com/dask/dask/pull/3412#discussion_r182413444
      self._check("aab,bc->ac", (2, 2, 3), (3, 4))
      self._check("aab,bcc->ac", (2, 2, 3), (3, 4, 4))
  
imports: import numpy
  from tensorflow.python.client import session
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_linalg_ops
  from tensorflow.python.ops import gradient_checker_v2
  from tensorflow.python.ops import special_math_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import benchmark
  from tensorflow.python.platform import test
label_desc: Use image node_id 7 for calling the EinsumOpTest obj's underlying member method code with example usage: obj.testRepeatedIndices() without return types