[GitHub] [arrow] AlenkaF opened a new pull request, #33948: GH-33947: [Python][Docs] Tensor canonical type extension example

Tue, 31 Jan 2023 02:28:13 -0800 


AlenkaF opened a new pull request, #33948:
URL: https://github.com/apache/arrow/pull/33948

   ### Rationale for this change
   There have been quite a lot of discussions connected to the tensor support 
in Arrow Tables/RecorBatches. This PR is a Python implementation example for 
the specification proposal to add tensors as a canonical type extensions which 
will be sent to the Mailing list for discussion and vote.
   
   ### What changes are included in this PR?
   - Implementation of the fixed size tensor canonical extension type in 
PyArrow plus tests (as an example in test_extension_type.py)
   - Example of the implementation and example of the usage in `pyarrow.Table` 
(added to extending_types.rst)
   
   ### Are these changes tested?
   - Tests for the implementation are added to test_extension_type.py
   - html version of the example in the documentation:
   ![Screenshot 2023-01-31 at 11 12 
55](https://user-images.githubusercontent.com/16418547/215733608-df04a3c9-1da6-49c6-a7d6-628b93ef6526.jpeg)
   ![Screenshot 2023-01-31 at 11 13 
01](https://user-images.githubusercontent.com/16418547/215733616-1a3dd3e0-8016-4b06-9016-2afa2b0d69d6.jpeg)
   
   ### Are there any user-facing changes?
   No.


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