You are viewing a plain text version of this content. The canonical link for it is here.
Posted to jira@arrow.apache.org by "Joris Van den Bossche (Jira)" <ji...@apache.org> on 2020/09/24 08:52:00 UTC
[jira] [Resolved] (ARROW-9040) [Python][Parquet]"_ParquetDatasetV2"
fail to read with columns and use_pandas_metadata=True
[ https://issues.apache.org/jira/browse/ARROW-9040?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Joris Van den Bossche resolved ARROW-9040.
------------------------------------------
Resolution: Fixed
> [Python][Parquet]"_ParquetDatasetV2" fail to read with columns and use_pandas_metadata=True
> -------------------------------------------------------------------------------------------
>
> Key: ARROW-9040
> URL: https://issues.apache.org/jira/browse/ARROW-9040
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.17.1
> Reporter: cmsxbc
> Priority: Major
> Fix For: 1.0.0
>
>
> Loading a parquet file write by pandas with default index.
> When call _ParquetDatasetV2.read(columns=['column'], use_pandas_metadata=True),
> "TypeError: unhashable type 'dict'" were raised from
> {code:java}
> index_columns = set(_get_pandas_index_columns(metadata)){code}
> Is it because of pandas default index?
>
>
--
This message was sent by Atlassian Jira
(v8.3.4#803005)