docstr: Test AddValue handles name collisions for ops from different graphs.
docstr_tok: ["Test","AddValue","handles","name","collisions","for","ops","from","different","graphs","."]
code: def testHandlesNameCollision(self):
      """Test AddValue handles name collisions for ops from different graphs."""
      with ops.Graph().as_default():
          z = array_ops.zeros([2, 3], name="a")
          assert z.name == "a:0", "Expected: a:0, Found: %s" % z.name
  
          @def_function.function
          def f():
              pivot = control_flow_ops.no_op()
              context = tpu_replication.TPUReplicateContext(
                  b"context", 1, pivot=pivot
              )
              context.Enter()
              array_ops.identity(z)  # Capture z.
              z1 = array_ops.zeros([3, 2], name="a")
              assert z1.name == "a:0", (
                  "Expected: a:0, Found: %s" % z1.name
              )
              z2 = array_ops.zeros([3, 2], name="a")
              # Prior to fixing b/166794533 this would fail with a shape mismatch
              # because context.AddValue would have cached `z` by its name which
              # collides with z1's name.
              result = z1 + z2
              context.Exit()
              return result
  
          f.get_concrete_function()
  
imports: from tensorflow.python.eager import def_function
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import importer
  from tensorflow.python.framework import ops
  from tensorflow.python.layers import convolutional
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import control_flow_ops
  from tensorflow.python.ops import control_flow_util
  from tensorflow.python.ops import init_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import special_math_ops
  from tensorflow.python.ops import variable_scope
  from tensorflow.python.platform import test
  from tensorflow.python.tpu import tpu
  from tensorflow.python.tpu import tpu_feed
  from tensorflow.python.tpu import tpu_replication
  from tensorflow.python.tpu import training_loop
  from tensorflow.python.tpu.ops import tpu_ops
label_desc: Use image node_id 2 for calling the TPUContextTest obj's underlying member method code with example usage: obj.testHandlesNameCollision() and returns: result