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Posted to reviews@spark.apache.org by "zhengruifeng (via GitHub)" <gi...@apache.org> on 2025/09/02 07:52:37 UTC
[PR] [SPARK-53452][PYTHON] `from_arrow_type` should respect `valueContainsNull` [spark]
zhengruifeng opened a new pull request, #52196:
URL: https://github.com/apache/spark/pull/52196
### What changes were proposed in this pull request?
`from_arrow_type` should respect `valueContainsNull`:
```
In [4]: t = MapType(StringType(), IntegerType(), False)
In [5]: pt = to_arrow_type(t)
In [6]: pt
Out[6]: MapType(map<string, int32>)
In [7]: t2 = from_arrow_type(pt)
In [8]: t2
Out[8]: MapType(StringType(), IntegerType(), True)
```
### Why are the changes needed?
bug-fix
### Does this PR introduce _any_ user-facing change?
`from_arrow_type` and `to_arrow_type` are not public APIs.
It should not cause user-facing changes
### How was this patch tested?
added test
### Was this patch authored or co-authored using generative AI tooling?
no
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Re: [PR] [SPARK-53452][PYTHON] `from_arrow_type` should respect `valueContainsNull` [spark]
Posted by "dongjoon-hyun (via GitHub)" <gi...@apache.org>.
dongjoon-hyun closed pull request #52196: [SPARK-53452][PYTHON] `from_arrow_type` should respect `valueContainsNull`
URL: https://github.com/apache/spark/pull/52196
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