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39 changes: 18 additions & 21 deletions docs/user-guide/v3_migration.md
Original file line number Diff line number Diff line change
Expand Up @@ -198,32 +198,29 @@ after the 3.0.0 release. If features listed below are important to your use case
of Zarr-Python, please open (or comment on) a
[GitHub issue](https://github.com/zarr-developers/zarr-python/issues/new).

- The following functions / methods have not been ported to Zarr-Python 3 yet:
The following functions / methods have not been ported to Zarr-Python 3 yet:

* `zarr.copy` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
* `zarr.copy_all` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
* `zarr.copy_store` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
* `zarr.Group.move` ([issue #2108](https://github.com/zarr-developers/zarr-python/issues/2108))
- `zarr.copy` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
- `zarr.copy_all` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
- `zarr.copy_store` ([issue #2407](https://github.com/zarr-developers/zarr-python/issues/2407))
- `zarr.Group.move` ([issue #2108](https://github.com/zarr-developers/zarr-python/issues/2108))

- The following features (corresponding to function arguments to functions in
The following features (corresponding to function arguments to functions in
`zarr`) have not been ported to Zarr-Python 3 yet. Using these features
will raise a warning or a `NotImplementedError`:

* `cache_attrs`
* `cache_metadata`
* `chunk_store` ([issue #2495](https://github.com/zarr-developers/zarr-python/issues/2495))
* `meta_array`
* `object_codec` ([issue #2617](https://github.com/zarr-developers/zarr-python/issues/2617))
* `synchronizer` ([issue #1596](https://github.com/zarr-developers/zarr-python/issues/1596))
* `dimension_separator`
- `cache_attrs`
- `cache_metadata`
- `chunk_store` ([issue #2495](https://github.com/zarr-developers/zarr-python/issues/2495))
- `meta_array`
- `object_codec` ([issue #2617](https://github.com/zarr-developers/zarr-python/issues/2617))
- `synchronizer` ([issue #1596](https://github.com/zarr-developers/zarr-python/issues/1596))
- `dimension_separator`

- The following features that were supported by Zarr-Python 2 have not been ported
The following features that were supported by Zarr-Python 2 have not been ported
to Zarr-Python 3 yet:

* Structured arrays / dtypes ([issue #2134](https://github.com/zarr-developers/zarr-python/issues/2134))
* Fixed-length string dtypes ([issue #2347](https://github.com/zarr-developers/zarr-python/issues/2347))
* Datetime and timedelta dtypes ([issue #2616](https://github.com/zarr-developers/zarr-python/issues/2616))
* Object dtypes ([issue #2616](https://github.com/zarr-developers/zarr-python/issues/2616))
* Ragged arrays ([issue #2618](https://github.com/zarr-developers/zarr-python/issues/2618))
* Groups and Arrays do not implement `__enter__` and `__exit__` protocols ([issue #2619](https://github.com/zarr-developers/zarr-python/issues/2619))
* Default filters for object dtypes for Zarr format 2 arrays ([issue #2627](https://github.com/zarr-developers/zarr-python/issues/2627))
- Object dtypes ([issue #2616](https://github.com/zarr-developers/zarr-python/issues/2616))
- Ragged arrays ([issue #2618](https://github.com/zarr-developers/zarr-python/issues/2618))
- Groups and Arrays do not implement `__enter__` and `__exit__` protocols ([issue #2619](https://github.com/zarr-developers/zarr-python/issues/2619))
- Default filters for object dtypes for Zarr format 2 arrays ([issue #2627](https://github.com/zarr-developers/zarr-python/issues/2627))
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