Fazer upload de objetos em um bucket de diretório

public static void putObject(S3Client s3Client, String bucketName, String objectKey, Path filePath) {
       //Using File Path to avoid loading the whole file into memory
       try {
           PutObjectRequest putObj = PutObjectRequest.builder()
                   .bucket(bucketName)
                   .key(objectKey)
                   //.metadata(metadata)
                   .build();
           s3Client.putObject(putObj, filePath);               
           System.out.println("Successfully placed " + objectKey +" into bucket "+bucketName);
                                              
       }
       
       catch (S3Exception e) {
           System.err.println(e.getMessage());
           System.exit(1);
       }
}

import boto3
import botocore
from botocore.exceptions import ClientError
    
    
def put_object(s3_client, bucket_name, key_name, object_bytes):
    """  
    Upload data to a directory bucket.
    :param s3_client: The boto3 S3 client
    :param bucket_name: The bucket that will contain the object
    :param key_name: The key of the object to be uploaded
    :param object_bytes: The data to upload
    """
    try:
        response = s3_client.put_object(Bucket=bucket_name, Key=key_name,
                             Body=object_bytes)
        print(f"Upload object '{key_name}' to bucket '{bucket_name}'.") 
        return response
    except ClientError:    
        print(f"Couldn't upload object '{key_name}' to bucket '{bucket_name}'.")
        raise

def main():
    # Share the client session with functions and objects to benefit from S3 Express One Zone auth key
    s3_client = boto3.client('s3')
    # Directory bucket name must end with --zone-id--x-s3
    resp = put_object(s3_client, 'doc-bucket-example--use1-az5--x-s3', 'sample.txt', b'Hello, World!')
    print(resp)

if __name__ == "__main__":
    main()