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https://issues.apache.org/jira/browse/ARROW-3399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-3399:
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Summary: [Python] Cannot serialize numpy matrix object (was: Cannot
serialize numpy matrix object)
> [Python] Cannot serialize numpy matrix object
> ---------------------------------------------
>
> Key: ARROW-3399
> URL: https://issues.apache.org/jira/browse/ARROW-3399
> Project: Apache Arrow
> Issue Type: Bug
> Affects Versions: 0.10.0
> Reporter: Mitar
> Priority: Major
>
> This is a regression from 0.9.0 and happens with 0.10.0 with Python 3.6.5 on
> Linux.
> {code:java}
> from pyarrow import plasma
> import numpy
> import time
> import subprocess
> import os
> import signal
> m = numpy.matrix(numpy.array([[1, 2], [3, 4]]))
> process = subprocess.Popen(['plasma_store', '-m', '1000000', '-s',
> '/tmp/plasma', '-d', '/dev/shm'], stdout=subprocess.DEVNULL,
> stderr=subprocess.DEVNULL, encoding='utf8', preexec_fn=os.setpgrp)
> time.sleep(5)
> client = plasma.connect('/tmp/plasma', '', 0)
> try:
> client.put(m)
> finally:
> client.disconnect()
> os.killpg(os.getpgid(process.pid), signal.SIGTERM)
> {code}
> Error:
> {noformat}
> File "pyarrow/_plasma.pyx", line 397, in pyarrow._plasma.PlasmaClient.put
> File "pyarrow/serialization.pxi", line 338, in pyarrow.lib.serialize
> File "pyarrow/error.pxi", line 89, in pyarrow.lib.check_status
> pyarrow.lib.ArrowNotImplementedError: This object exceeds the maximum
> recursion depth. It may contain itself recursively.{noformat}
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