let summary = "Prunes unreachable ops in a tf_executor.graph";

  let description = [{
    This pass removes ops from a `tf_executor.graph` that are not transitively, via
    data or control dependencies, connected to the associated `tf_executor.fetch`
    op. The order of ops will be preserved. Functions named `main` with no
    `tf.entry_function` attribute will not be pruned, as such graphs/functions may

		if err != nil {
			t.Errorf("Accept: %v", err)
			return
		}
		defer c.Close()
		// Read the CONNECT request
		br := bufio.NewReader(c)
		cr, err := ReadRequest(br)
		if err != nil {
			t.Errorf("proxy server failed to read CONNECT request")
			return
		}
		if cr.Method != "CONNECT" {
			t.Errorf("unexpected method %q", cr.Method)
			return
		}

			sourceIP: testNodeIP,
			destIP:   svcLBIP2,
			destPort: svcPort,
			output:   fmt.Sprintf("%s:%d", epIP, svcPort),
			masq:     true,
		},

		// The LB rules assume that when you connect from a node to a LB IP, that
		// something external to kube-proxy will cause the connection to be
		// SNATted to the LB IP, so if the LoadBalancerSourceRanges include the

  // doesn't have static shape, we skip the shape check below.
  if (!input_type.hasStaticShape()) return success();
  // The input should be at least 2D tensor since it will go through fully
  // connected layer.
  if (!input_type.hasRank() || input_type.getRank() < 2)
    return op.emitOpError(
        "the first input operand should have more than 2 dimensions.");

  const auto activation_state =

                // 2. Longer names are more likely to be internal aliases.
                //
                // Example set of object names created by Keras for the weight
                // matrix of a fully connected layer on a trivial FC mnist
                // model:
                // - `model.layer-1.kernel` (this is the "best" name)
                // - `model.keras_api.layers.1.kernel`
                // - `model.variables.0`

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