public com.google.cloud.tpu.v2alpha1.GuestAttributes.Builder addGuestAttributesBuilder() {
      return getGuestAttributesFieldBuilder()
          .addBuilder(com.google.cloud.tpu.v2alpha1.GuestAttributes.getDefaultInstance());
    }
<pre>
The guest attributes for the TPU workers.
</pre>

<code>repeated .google.cloud.tpu.v2alpha1.GuestAttributes guest_attributes = 1;</code>
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/GetGuestAttributesResponse.java