Add a close method to InferenceData (#2338)

* Add a close method to InferenceData

* Call InferenceData.close when an InferenceData object gets gc'ed

* add to docs and changelog, remove del method

---------

Co-authored-by: Oriol Abril-Pla <[email protected]>

Author: lucianopaz

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 - Add new example data `rugby_field` and update `rugby` example data ([2322](https://github.com/arviz-devs/arviz/pull/2322))
 - Support for `pytree`s and robust to nested dictionaries. ([2291](https://github.com/arviz-devs/arviz/pull/2291))
+- Add `.close` method to `InferenceData` ([2338](https://github.com/arviz-devs/arviz/pull/2338))
 
 
 ### Maintenance and fixes

arviz/data/inference_data.py

@@ -1689,6 +1689,7 @@ def extend(self, other, join="left"):
     compute = _extend_xr_method(xr.Dataset.compute)
     persist = _extend_xr_method(xr.Dataset.persist)
     quantile = _extend_xr_method(xr.Dataset.quantile)
+    close = _extend_xr_method(xr.Dataset.close)
 
     # The following lines use methods on xr.Dataset that are dynamically defined and attached.
     # As a result mypy cannot see them, so we have to suppress the resulting mypy errors.

doc/source/api/inference_data.rst

@@ -36,6 +36,7 @@ IO / Conversion
   InferenceData.from_zarr
   InferenceData.to_zarr
   InferenceData.chunk
+  InferenceData.close
   InferenceData.compute
   InferenceData.load
   InferenceData.persist