Joris Van den Bossche created ARROW-5201: --------------------------------------------
Summary: [Python] Import ABCs from collections is deprecated in Python 3.7 Key: ARROW-5201 URL: https://issues.apache.org/jira/browse/ARROW-5201 Project: Apache Arrow Issue Type: Bug Components: Python Reporter: Joris Van den Bossche >From running the tests, I see a few deprecation warnings related to that on >Python 3, abstract base classes should be imported from `collections.abc` >instead of `collections`: {code:none} pyarrow/tests/test_array.py:808 /home/joris/scipy/repos/arrow/python/pyarrow/tests/test_array.py:808: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working pa.struct([pa.field('a', pa.int64()), pa.field('b', pa.string())])) pyarrow/tests/test_table.py:18 /home/joris/scipy/repos/arrow/python/pyarrow/tests/test_table.py:18: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working from collections import OrderedDict, Iterable pyarrow/tests/test_feather.py::TestFeatherReader::test_non_string_columns /home/joris/scipy/repos/arrow/python/pyarrow/pandas_compat.py:294: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working elif isinstance(name, collections.Sequence):{code} Those could be imported depending on python 2/3 in the ``pyarrow.compat`` module. -- This message was sent by Atlassian JIRA (v7.6.3#76005)