FilePublisher

class FilePublisher(

directory: str | Path,

format: Literal['json', 'jsonl', 'csv', 'avro'] = 'avro',

custom_file_name: str | None = None,

)

Bases: object

Write Measurement/Command data to a file.

Parameters:

• directory

  Output directory.

• format

  "jsonl", "csv", "avro" (default), or "json" (deprecated).

• custom_file_name

  Filename without extension; defaults to measurements-<UTC-timestamp>.

Methods

close	Close the publisher and ensure all data is written.
open
publish	Publish data to file using the appropriate writer.

publish(

data: Measurement | Command,

**kwargs,

)

Publish data to file using the appropriate writer.

open()

close()

Close the publisher and ensure all data is written.