feat: Added power support for python backend on ubuntu.

[Sunidhi-Gaonkar1]

What does the PR do?

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• build
• ci
• docs
• feat
• fix
• perf
• refactor
• revert
• style
• test

Related PRs:

Where should the reviewer start?

Test plan:

Used below commands to create triton server docker instance and starting up the triton server:
1.sudo docker run --privileged -it -p8000:8000 --volume /model_repository:/var/models --name triton_server_test tritonserver
2../bin/tritonserver --model-repository=/var/models

Tested the simple identity model using below commands in a different session:
1.curl -X POST localhost:8000/v2/repository/index | jq

curl -X POST localhost:8000/v2/repository/index | jq
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100    58  100    58    0     0  29000      0 --:--:-- --:--:-- --:--:-- 29000
[
  {
    "name": "simple_identity",
    "version": "1",
    "state": "READY"
  }
]

2.curl localhost:8000/v2/models/simple_identity | jq

curl localhost:8000/v2/models/simple_identity | jq
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   193  100   193    0     0   188k      0 --:--:-- --:--:-- --:--:--  188k
{
  "name": "simple_identity",
  "versions": [
    "1"
  ],
  "platform": "python",
  "inputs": [
    {
      "name": "INPUT0",
      "datatype": "BYTES",
      "shape": [
        -1,
        -1
      ]
    }
  ],
  "outputs": [
    {
      "name": "OUTPUT0",
      "datatype": "BYTES",
      "shape": [
        -1,
        -1
      ]
    }
  ]
}

Caveats:

Background

Hi team,
This PR includes changes made to add Power support to triton-inference-server for python backend. Can you please review/merge this?

Related Issues: (use one of the action keywords Closes / Fixes / Resolves / Relates to)

• closes GitHub issue: #xxx