:vj< >dZddlmZddlmZddlmZddlmZdZ y) z.API for converting notebooks between versions.) annotations)versions) get_version)ValidationErrorct|\}}||k(r|S|tvrs||kDr|dz}t|j}n|dz }t|j} ||}|j dd|k(rd||fz}t | t||St d|z#t $r}d|d|d|}t|dd}~wwxYw) aConvert a notebook node object to a specific version. Assumes that all the versions starting from 1 to the latest major X are implemented. In other words, there should never be a case where v1 v2 v3 v5 exist without a v4. Also assumes that all conversions can be made in one step increments between major versions and ignores minor revisions. Parameters ---------- nb : NotebookNode to_version : int Major revision to convert the notebook to. Can either be an upgrade or a downgrade. Raises ------ ValueError Notebook failed to convert. ValueError The version specified is invalid or doesn't exist. ValidationError Conversion failed due to missing expected attributes. rnbformatz+Failed to convert notebook from v%d to v%d.z-Notebook could not be converted from version z to version z because it's missing a key: NzACannot convert notebook to v%d because that version doesn't exist) rrupgrade downgradeget ValueErrorAttributeErrorrconvert) nb to_versionversion_version_minor step_versionconvert_function convertedmsges c/workspace/moltex-experiments/.pixi/envs/default/lib/python3.12/site-packages/nbformat/converter.pyrr s2!,BWn* X  "Q;L' 5== "Q;L'0::  1(,I}}Z+w6CwP\F]] o%7y*-- KzZ   1A',WcVdeBCDBEFC!#&D 0 1s/B C(B??CN) __doc__ __future__rrreaderr validatorrrrr!s4#&9r