If you are downloading hundreds of small files, a sequential loop will be slow. You can use Python's concurrent.futures to download multiple files in parallel.
To download all files from a specific "folder" (prefix), you must list the objects under that prefix and download each one individually. Prerequisites boto3 download files from s3 folder
Check if your IAM policy has s3:ListBucket and s3:GetObject permissions. If you are downloading hundreds of small files,
S3 keys often contain slashes (e.g., folder/subfolder/file.txt ). When downloading, you should use os.makedirs to recreate that nested structure on your local machine so the files remain organized. Using Resources vs. Clients folder/subfolder/file.txt ). When downloading
Ensure your Prefix ends with a / to avoid downloading files with similar names (e.g., folder1 vs folder10 ).