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Last active May 28, 2020 12:36
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import boto3
from boto3.s3.transfer import TransferConfig
BUCKET = "<your bucket from SAM template>"
REGION = "<your region>"
PROFILE = "<your profile>"
def upload_to_s3(file_name, key, bucket=BUCKET, region=REGION):
# Multipart upload config
config = TransferConfig(
multipart_threshold=1024 * 25,
multipart_chunksize=1024 * 25,
# I have separate profiles in aws so I have to define one here
# in order to authenticate myself to my account
# If you do not have multiple profiles, just remove the argument
session = boto3.Session(profile_name=PROFILE)
s3 = session.client("s3", region_name=region)
# Upload file to S3
s3.upload_file(file_name, bucket, key, Config=config)
upload_to_s3("local file", "key on s3")
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