def METHOD_NAME(self):
    access_key = get_app_config("AWS_ACCESS_KEY_ID")
    secret_key = get_app_config("AWS_SECRET_ACCESS_KEY")
    endpoint = get_app_config("AWS_S3_ENDPOINT_URL")
    region = get_app_config("AWS_S3_REGION")
    addressing_style = get_app_config("AWS_S3_ADDRESSING_STYLE")
    client = boto3.client(
        "s3",
        config=Config(
            signature_version="s3v4", s3={"addressing_style": addressing_style}
        ),
        aws_access_key_id=access_key,
        aws_secret_access_key=secret_key,
        endpoint_url=endpoint,
        region_name=region,
    )
    return client