(code quality) run ruff rule to ban unused imports (#7313)

* remove unused imports

* fix AmazonConverseConfig

* fix test

* fix import

* ruff check fixes

* test fixes

* fix testing

* fix imports

litellm/llms/bedrock/rerank/handler.py

@@ -1,20 +1,15 @@
-import copy
 import json
-import os
 from typing import TYPE_CHECKING, Any, Dict, List, Optional, Union, cast
 
 import httpx
-from openai.types.image import Image
-from pydantic import BaseModel
 
 import litellm
-from litellm._logging import verbose_logger
 from litellm.litellm_core_utils.litellm_logging import Logging as LitellmLogging
 from litellm.llms.custom_httpx.http_handler import (
     _get_httpx_client,
     get_async_httpx_client,
 )
-from litellm.types.llms.bedrock import BedrockPreparedRequest, BedrockRerankRequest
+from litellm.types.llms.bedrock import BedrockPreparedRequest
 from litellm.types.rerank import RerankRequest
 from litellm.types.utils import RerankResponse
 
@@ -110,10 +105,8 @@ class BedrockRerankHandler(BaseAWSLLM):
         optional_params: dict,
     ) -> BedrockPreparedRequest:
         try:
-            import boto3
             from botocore.auth import SigV4Auth
             from botocore.awsrequest import AWSRequest
-            from botocore.credentials import Credentials
         except ImportError:
             raise ImportError("Missing boto3 to call bedrock. Run 'pip install boto3'.")
         boto3_credentials_info = self._get_boto_credentials_from_optional_params(