[
https://issues.apache.org/jira/browse/ARROW-1751?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Phillip Cloud updated ARROW-1751:
---------------------------------
Description:
Pandas 0.21.0:
{code}
In [10]: pd.__version__
Out[10]: '0.21.0'
In [11]: pd.MultiIndex.from_tuples([('a',), ('b',)])
Out[11]:
MultiIndex(levels=[['a', 'b']],
labels=[[0, 1]])
{code}
Pandas 0.20.3
{code}
In [2]: pd.__version__
Out[2]: '0.20.3'
In [3]: pd.MultiIndex.from_tuples([('a',), ('b',)])
Out[3]: Index(['a', 'b'], dtype='object')
{code}
> Pandas 0.21.0 introduces a breaking API change for MultiIndex construction
> --------------------------------------------------------------------------
>
> Key: ARROW-1751
> URL: https://issues.apache.org/jira/browse/ARROW-1751
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.7.1
> Reporter: Phillip Cloud
> Assignee: Phillip Cloud
> Fix For: 0.8.0
>
>
> Pandas 0.21.0:
> {code}
> In [10]: pd.__version__
> Out[10]: '0.21.0'
> In [11]: pd.MultiIndex.from_tuples([('a',), ('b',)])
> Out[11]:
> MultiIndex(levels=[['a', 'b']],
> labels=[[0, 1]])
> {code}
> Pandas 0.20.3
> {code}
> In [2]: pd.__version__
> Out[2]: '0.20.3'
> In [3]: pd.MultiIndex.from_tuples([('a',), ('b',)])
> Out[3]: Index(['a', 'b'], dtype='object')
> {code}
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