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Posted to jira@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2021/08/04 10:09:00 UTC

[jira] [Closed] (ARROW-4432) [Python][Hypothesis] Empty table - pandas roundtrip produces unequal tables

     [ https://issues.apache.org/jira/browse/ARROW-4432?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antoine Pitrou closed ARROW-4432.
---------------------------------
    Resolution: Done

This works as expected now.

> [Python][Hypothesis] Empty table - pandas roundtrip produces unequal tables
> ---------------------------------------------------------------------------
>
>                 Key: ARROW-4432
>                 URL: https://issues.apache.org/jira/browse/ARROW-4432
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Python
>            Reporter: Krisztian Szucs
>            Priority: Major
>              Labels: hypothesis
>
> The following test case fails for empty tables:
> {code:python}
> import hypothesis as h
> import pyarrow.tests.strategies as past
> @h.given(past.all_tables)
> def test_pandas_roundtrip(table):
>     df = table.to_pandas()
>     table_ = pa.Table.from_pandas(df)
>     assert table == table_
> {code}



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