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https://issues.apache.org/jira/browse/ARROW-1678?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16205681#comment-16205681
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Licht Takeuchi commented on ARROW-1678:
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I also made the patch for this issue.
> [Python] Incorrect serialization of numpy.float16
> -------------------------------------------------
>
> Key: ARROW-1678
> URL: https://issues.apache.org/jira/browse/ARROW-1678
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Reporter: Licht Takeuchi
>
> The issue can be reproduced as follows.
> {code:python}
> import pyarrow as pa
> import numpy as np
> t = np.float16(-1.1)
> print(type(t), t) # <class 'numpy.float16'> -1.0996
> p = pa.serialize(t)
> t_new = pa.deserialize(p.to_buffer())
> print(type(t_new), t_new) # <class 'int'> 0
> {code}
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