[ARROW-9546] [Python] Clean up Pandas Metadata Conversion test

• Type: Test
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: Python
• Labels: pull-request-available style test
• Environment: Ubuntu 20.04
• External issue URL: https://github.com/apache/arrow/issues/17286
• Assignee: Andrew Wieteska
• Reporter: Andrew Wieteska
• Created: 23/Jul/20 21:46
• Updated: 11/Jan/23 08:07
• Resolved: 07/Aug/20 15:15

Description

Cosmetic improvement: in test_pandas.py, TestMetadataConvert/test_multiindex_duplicate_values these lines
 

table = pa.Table.from_pandas(df)

result_df = table.to_pandas()

tm.assert_frame_equal(result_df, df)

can be replaced with

_check_pandas_roundtrip(df, preserve_index=True)

{{}} 

Issue Links

• links to: GitHub Pull Request #7821