🐍 Python - Retrieve Public URL From AWS S3 Object 💻

retrieve_public_url.py

import boto3

def retrieve_public_url(s3_bucket_name, s3_file_name):
    """
    Given a s3 bucket name and key this method will figure out the location of the bucket
    and the respective url
    :param s3_bucket_name: S3 bucket name
    :param s3_file_name: S3 file name
    :return: formatted object URL giving publicly accessible URL for object (presuming permissions are set
    accordingly)
    """
    bucket_location = boto3.client('s3').get_bucket_location(Bucket=s3_bucket_name)
    object_url = "https://s3-{0}.amazonaws.com/{1}/{2}".format(
        bucket_location['LocationConstraint'],
        s3_bucket_name,
        s3_file_name)
    return object_url