# Copyright 2024 Google LLC

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# https://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

import os

from google.cloud.tpu_v2 import Node

def create_cloud_tpu_with_topology(

project_id: str,

zone: str,

tpu_name: str,

runtime_version: str = "tpu-vm-tf-2.17.0-pjrt",

) -> Node:

"""Creates a Cloud TPU node with a specific topology.

Args:

project_id (str): The ID of the Google Cloud project.

zone (str): The zone where the TPU node will be created.

tpu_name (str): The name of the TPU node.

runtime_version (str, optional): The runtime version for the TPU.

Returns:

Node: The created TPU node.

"""

# [START tpu_vm_create_topology]

from google.cloud import tpu_v2

# TODO(developer): Update and un-comment below lines

# project_id = "your-project-id"

# zone = "us-central1-b"

# tpu_name = "tpu-name"

# runtime_version = "tpu-vm-tf-2.17.0-pjrt"

node = tpu_v2.Node()

# Here we are creating a TPU v3-8 with 2x2 topology.

node.accelerator_config = tpu_v2.AcceleratorConfig(

type_=tpu_v2.AcceleratorConfig.Type.V2,

topology="2x2",

)

node.runtime_version = runtime_version

request = tpu_v2.CreateNodeRequest(

parent=f"projects/{project_id}/locations/{zone}",

node_id=tpu_name,

node=node,

)

client = tpu_v2.TpuClient()

operation = client.create_node(request=request)

print("Waiting for operation to complete...")

response = operation.result()

print(response.accelerator_config)

# Example response:

# type_: V3

# topology: "2x2"

# [END tpu_vm_create_topology]

return response

if __name__ == "__main__":

PROJECT_ID = os.getenv("GOOGLE_CLOUD_PROJECT")

ZONE = "us-central1-a"

create_cloud_tpu_with_topology(PROJECT_ID, ZONE, "tpu-name")