import boto3
# Create a client
client = boto3.client('s3', region_name='us-west-2')
# Create a reusable Paginator
paginator = client.get_paginator('list_objects')
# Create a PageIterator from the Paginator
page_iterator = paginator.paginate(Bucket='my-bucket')
for page in page_iterator:
print(page['Contents'])