do_upload.py

import boto3

aws_access_key_id = ''
aws_secret_access_key = ''

def upload_file(local_path, bucket_name, s3_path):
    session = boto3.session.Session()
    client = session.client('s3',
                        region_name='fra1',
                        endpoint_url='https://fra1.digitaloceanspaces.com',
                        aws_access_key_id=aws_access_key_id,
                        aws_secret_access_key=aws_secret_access_key)

    client.upload_file(local_path, bucket_name, s3_path, ExtraArgs={'ACL':'public-read'})