dialects.insert<TF::TensorFlowDialect, func::FuncDialect, chlo::ChloDialect,
                    mhlo::MhloDialect, quant::QuantizationDialect>();
    ctx_ = std::make_unique<MLIRContext>(dialects);
    ctx_->loadAllAvailableDialects();

    // Create a CPU client with 1 device.
    TF_ASSERT_OK_AND_ASSIGN(
        pjrt_client_,
        xla::GetTfrtCpuClient(/*asynchronous=*/false, /*cpu_device_count=*/1));