return std::make_tuple(t, identity_ops);
    } else if (auto identity =
                   llvm::dyn_cast_or_null<mlir::TF::IdentityOp>(user)) {
      identity_ops.emplace_back(identity);
      result = identity->getResult(0);
    } else {
      result = OpResult();  // reset to stop iterating
    }
  } while (result);

  return std::make_tuple(T(), identity_ops);
}

    @Override
    public Identity identify(Map<String, ValueSnapshot> identityInputs, Map<String, CurrentFileCollectionFingerprint> identityFileInputs) {
        Hasher hasher = Hashing.newHasher();
        identityInputs.values().forEach(value -> requireNonNull(value).appendToHasher(hasher));
        String identity = hasher.hash().toString();
        return () -> identity;
    }

    @Override

bool IsTrivialUnaryOperation(Operation* op) {
  return llvm::isa<TF::CastOp, TF::IdentityOp>(op);
}

// Adds outside compilation attributes to unary ops such as Identity/Cast ops
// at the head of TPU computation that is used only by other outside compiled
// ops. Identity ops and Cast ops is commonly added to the start of TPU
// computation. Adding/expanding outside compilation attributes to these ops

  Value control_fetch = *cloned_fetch_op.getFetches().begin();
  cloned_fetch_op.erase();

  return control_fetch;
}

// Creates a new `IdentityOp` wrapped by an `IslandOp`. The identity op returns
// the `main_file_prefix_arg` and has control dependencies to `control_inputs`.
IslandOp CreateFilePrefixIdentityOp(const BlockArgument main_file_prefix_arg,

        // capturing the normalized path and the snapshot of the raw contents, so we are using these to determine the identity.
        // We do this because external artifact transforms typically need to identify themselves redundantly many times during a build.

// CHECK: return %[[CONST_0]] : tensor<*xf32>
}

func.func @identity(%arg0: tensor<2xf32>) -> tensor<*xf32> {
  %cst_1 = "tf.Const"() {device = "", value = dense<1.000000e-03> : tensor<f32>} : () -> tensor<f32>
  %0 = "tf.Identity"(%arg0) {device = ""} : (tensor<2xf32>) -> tensor<*xf32>
  %1 = "tf.AddV2"(%0, %cst_1) {device = ""} : (tensor<*xf32>, tensor<f32>) -> tensor<*xf32>

  }
};

// Replaces the Identity op with its input in either of the following scenarios
// : 1) The Identity op's input and output have same types/shapes. 2) The result
// of Identity op is only used by TF ops.
struct RemoveIdentity : public OpRewritePattern<TF::IdentityOp> {
  using OpRewritePattern<TF::IdentityOp>::OpRewritePattern;

  LogicalResult matchAndRewrite(TF::IdentityOp identity,

    // Scalar identity is broadcastable to any operand shape, we only need to
    // check that operand has the same shape as a result.
    bool scalar_identity = identity_ty.hasRank() && identity_ty.getRank() == 0;
    if (scalar_identity) return operand_ty == result_ty;

    // If identity is not a scalar, we must verify that identity shape is

			"item", item.identity,
		)
		gc.dependencyGraphBuilder.enqueueVirtualDeleteEvent(item.identity)
		return enqueuedVirtualDeleteEventErr
	case err != nil:
		return err
	}

	if latest.GetUID() != item.identity.UID {
		logger.V(5).Info("UID doesn't match, item not found, generating a virtual delete event",
			"item", item.identity,
		)

        private final TaskIdentity<I> identity;
        private Object[] constructorArgs;

        public TaskCreatingProvider(TaskIdentity<I> identity, @Nullable Action<? super I> configureAction, Object... constructorArgs) {
            super(identity.name, identity.type, configureAction);
            this.identity = identity;
            this.constructorArgs = constructorArgs;