How To Download S3 File Using Boto3 _best_ Review

For small files (like configuration or JSON files) that you want to read directly into a variable, get_object is the lower-level tool. It returns a dictionary containing a StreamingBody .

The most common way to download an object is using the download_file method. This method is high-level; it automatically handles multipart downloads and threading for larger files. how to download s3 file using boto3

import boto3 # Initialize the S3 client s3 = boto3.client('s3') # Download 'object_name' from 'my-bucket' and save it as 'local_file.txt' s3.download_file('my-bucket', 'object_name', 'local_file.txt') Use code with caution. : The name of your S3 bucket. Key : The exact path/name of the file in S3. Filename : The local path where the file will be saved. 2. Download to a File-Like Object: download_fileobj() For small files (like configuration or JSON files)

You can control the concurrency and chunk size using the TransferConfig class. Key : The exact path/name of the file in S3