S3 / Client / upload_fileobj
- S3.Client.upload_fileobj(Fileobj, Bucket, Key, ExtraArgs=None, Callback=None, Config=None)#
Upload a file-like object to S3.
The file-like object must be in binary mode.
This is a managed transfer which will perform a multipart upload in multiple threads if necessary.
import boto3 s3 = boto3.client('s3') with open('filename', 'rb') as data: s3.upload_fileobj(data, 'mybucket', 'mykey')
Fileobj (a file-like object) – A file-like object to upload. At a minimum, it must implement the read method, and must return bytes.
Bucket (str) – The name of the bucket to upload to.
Key (str) – The name of the key to upload to.
ExtraArgs (dict) – Extra arguments that may be passed to the client operation. For allowed upload arguments see boto3.s3.transfer.S3Transfer.ALLOWED_UPLOAD_ARGS.
Callback (function) – A method which takes a number of bytes transferred to be periodically called during the upload.
Config (boto3.s3.transfer.TransferConfig) – The transfer configuration to be used when performing the upload.