(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/proxy/guardrails/guardrail_hooks/bedrock_guardrails.py

@@ -11,33 +11,21 @@ import sys
 sys.path.insert(
     0, os.path.abspath("../..")
 )  # Adds the parent directory to the system path
-import asyncio
 import json
 import sys
-import traceback
-import uuid
-from datetime import datetime
 from typing import Any, Dict, List, Literal, Optional, Union
 
-import aiohttp
-import httpx
 from fastapi import HTTPException
 
 import litellm
 from litellm._logging import verbose_proxy_logger
-from litellm.caching.caching import DualCache
 from litellm.integrations.custom_guardrail import CustomGuardrail
-from litellm.litellm_core_utils.logging_utils import (
-    convert_litellm_response_object_to_str,
-)
 from litellm.llms.bedrock.base_aws_llm import BaseAWSLLM
 from litellm.llms.custom_httpx.http_handler import (
-    AsyncHTTPHandler,
     get_async_httpx_client,
     httpxSpecialProvider,
 )
 from litellm.proxy._types import UserAPIKeyAuth
-from litellm.proxy.guardrails.guardrail_helpers import should_proceed_based_on_metadata
 from litellm.secret_managers.main import get_secret
 from litellm.types.guardrails import (
     BedrockContentItem,
@@ -167,10 +155,8 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
         extra_headers: Optional[dict] = None,
     ):
         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'.")