code: def test_provisioned_throughput():
      try:
          litellm.set_verbose = True
          import botocore, json, io
          import botocore.session
          from botocore.stub import Stubber
  
          bedrock_client = botocore.session.get_session().create_client(
              "bedrock-runtime", region_name="us-east-1"
          )
  
          expected_params = {
              "accept": "application/json",
              "body": '{"prompt": "\\n\\nHuman: Hello, how are you?\\n\\nAssistant: ", '
              '"max_tokens_to_sample": 256}',
              "contentType": "application/json",
              "modelId": "provisioned-model-arn",
          }
          response_from_bedrock = {
              "body": io.StringIO(
                  json.dumps(
                      {
                          "completion": " Here is a short poem about the sky:",
                          "stop_reason": "max_tokens",
                          "stop": None,
                      }
                  )
              ),
              "contentType": "contentType",
              "ResponseMetadata": {"HTTPStatusCode": 200},
          }
  
          with Stubber(bedrock_client) as stubber:
              stubber.add_response(
                  "invoke_model",
                  service_response=response_from_bedrock,
                  expected_params=expected_params,
              )
              response = litellm.completion(
                  model="bedrock/anthropic.claude-instant-v1",
                  model_id="provisioned-model-arn",
                  messages=[
                      {"content": "Hello, how are you?", "role": "user"}
                  ],
                  aws_bedrock_client=bedrock_client,
              )
              print("response stubbed", response)
      except Exception as e:
          pytest.fail(f"Error occurred: {e}")
  
file_path: litellm/litellm/tests/test_bedrock_completion.py
imports: import sys, os
  import traceback
  from dotenv import load_dotenv
  import os, io
  import pytest
  import litellm
  from litellm import embedding, completion, completion_cost, Timeout
  from litellm import RateLimitError
label_desc: Use image node_id 5 for calling a global function with example usage: test_provisioned_throughput() without return types