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prefect_aws.experimental.bundles.upload

S3 bundle steps for Prefect. These steps allow uploading and downloading flow/task bundles to and from S3.

Functions

upload_bundle_to_s3

upload_bundle_to_s3(local_filepath: str, bucket: str, key: str, aws_credentials_block_name: Optional[str] = None) -> UploadResult
Uploads a bundle file to an S3 bucket. Args:
  • local_filepath: Local path to the bundle file
  • bucket: S3 bucket name
  • key: S3 object key (if None, uses the bundle filename)
  • aws_credentials_block_name: Name of the AWS credentials block to use. If None, credentials will be inferred from the environment using boto3’s standard credential resolution.
Returns:
  • A dictionary containing:
  • bucket: The S3 bucket the bundle was uploaded to
  • key: The S3 key (path) the bundle was uploaded to
  • url: The full S3 URL of the uploaded bundle (s3://bucket/key)
Raises:
  • ValueError: If the local file does not exist
  • RuntimeError: If the upload fails

Classes

UploadResult

Result of uploading a bundle to S3.