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https://issues.apache.org/jira/browse/ARROW-4308?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17661331#comment-17661331
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Rok Mihevc commented on ARROW-4308:
-----------------------------------
This issue has been migrated to [issue
#20881|https://github.com/apache/arrow/issues/20881] on GitHub. Please see the
[migration documentation|https://github.com/apache/arrow/issues/14542] for
further details.
> [Python] pyarrow has a hard dependency on pandas
> ------------------------------------------------
>
> Key: ARROW-4308
> URL: https://issues.apache.org/jira/browse/ARROW-4308
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Reporter: Wes McKinney
> Priority: Major
> Fix For: 0.13.0
>
>
> We either need to make pandas a soft dependency (as it was in the past) or
> add it to the package requirements. Calling {{pip install pyarrow}} for
> 0.12.0 in a fresh environment results in
> {code}
> In [1]: import pyarrow as pa
>
>
> ---------------------------------------------------------------------------
> ModuleNotFoundError Traceback (most recent call last)
> <ipython-input-1-852643f3aad4> in <module>
> ----> 1 import pyarrow as pa
> ~/miniconda/envs/pyarrow-pip-3.7/lib/python3.7/site-packages/pyarrow/__init__.py
> in <module>
> 52
> 53
> ---> 54 from pyarrow.lib import cpu_count, set_cpu_count
> 55 from pyarrow.lib import (null, bool_,
> 56 int8, int16, int32, int64,
> ~/miniconda/envs/pyarrow-pip-3.7/lib/python3.7/site-packages/pyarrow/table.pxi
> in init pyarrow.lib()
> 26 pass
> 27 else:
> ---> 28 import pyarrow.pandas_compat as pdcompat
> 29
> 30
> ~/miniconda/envs/pyarrow-pip-3.7/lib/python3.7/site-packages/pyarrow/pandas_compat.py
> in <module>
> 22 import re
> 23
> ---> 24 import pandas.core.internals as _int
> 25 import numpy as np
> 26 import pandas as pd
> ModuleNotFoundError: No module named 'pandas.core'
> {code}
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