fix linter errors

from pydantic import BaseModel, Field

from pydantic import BaseModel #Field

from typing import List, Optional

import os

import requests

from requests.exceptions import Timeout, ConnectionError

from edge_cloud_management_api.configs.env_config import config

from edge_cloud_management_api.managers.log_manager import logger

from edge_cloud_management_api.services.pi_edge_services import PiEdgeAPIClientFactory

class FederationManagerClient:

    def __init__(self, base_url=None):