My Python reference page
I don’t spend as much time building actual large projects in Python any more (though I was paid to write Python for a few years in my early career). These days it’s mostly just for random glue scripts on a variety of systems.
Quick s3 client
Setup an S3 client, with credentials loaded from the env. You actually don’t need to explicitly list the creds, so long as you set
AWS_SECRET_ACCESS_KEY. Magic ✨
import boto3 s3 = boto3.resource('s3') for bucket in s3.buckets.all(): print(bucket.name)
A generator to yield chunks of a fixed size
def chunks(lst, n): """Yield successive n-sized chunks from lst.""" for i in range(0, len(lst), n): yield lst[i:i + n]