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[BUG] dask-cudf isin errors when passing in a list of values #15768
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bug
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Here is a reproducer for the problematic import cudf
import numpy as np
ser = cudf.Series([1,2,3])
values = [1, 5]
values = np.fromiter(values, dtype=object)
ser.isin(values) cc @galipremsagar @mroeschke - In case you know of some recent cudf changes that would make this a problem. |
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Fixes: #15768 There is a possibility that a host array can have `object` type but contain all values of a homogeneous type, this still cannot be supported by column constructors because `cudf` doesn't have a true `object` types, hence this PR introduces a workaround for this problem in `isin` API. Authors: - GALI PREM SAGAR (https://github.com/galipremsagar) Approvers: - Richard (Rick) Zamora (https://github.com/rjzamora) - Matthew Roeschke (https://github.com/mroeschke) URL: #15771
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Describe the bug
When calling the
isin
method on a series with the list of values results in an error.This used to work in 24.04 and seems to be a regression in the nightlies.
Steps/Code to reproduce bug
Expected behavior
Returns the result
Environment overview (please complete the following information)
Environment details
Please run and paste the output of the
cudf/print_env.sh
script here, to gather any other relevant environment detailsAdditional context
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