deirokay.history_template.get_series

deirokay.history_template.get_series(series_name: str, lookback: int, read_from: FileSystem) → DocumentNode[source]

Construct a traversable object tree based on past validation logs. This method is aliased as series when called from inside a Validation Document.

Parameters

  • series_name (str) – The Validation Document name.

  • lookback (int) – How many logs to look behind.

  • read_from (FileSystem) – Base folder where logs are read from.

Returns

Root node for object tree.

Return type

DocumentNode

Raises

ValueError – read_from can not be None.