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Posted to jira@arrow.apache.org by "Krisztian Szucs (Jira)" <ji...@apache.org> on 2020/09/14 16:10:00 UTC
[jira] [Updated] (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 ]
Krisztian Szucs updated ARROW-4432:
-----------------------------------
Summary: [Python][Hypothesis] Empty table - pandas roundtrip produces unequal tables (was: [Python][Hypothesis] Empty table - pandas roundtrip produces inequal tables)
> [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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