public static com.google.cloud.tpu.v2alpha1.AcceleratorConfig parseFrom(byte[] data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
<pre>
Required. Topology of TPU in chips.
</pre>

<code>string topology = 2 [(.google.api.field_behavior) = REQUIRED];</code>

@return The bytes for topology.
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/AcceleratorConfig.java