[
https://issues.apache.org/jira/browse/ARROW-3269?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17660292#comment-17660292
]
Rok Mihevc commented on ARROW-3269:
-----------------------------------
This issue has been migrated to [issue
#19609|https://github.com/apache/arrow/issues/19609] on GitHub. Please see the
[migration documentation|https://github.com/apache/arrow/issues/14542] for
further details.
> [Python] Fix warnings in unit test suite
> ----------------------------------------
>
> Key: ARROW-3269
> URL: https://issues.apache.org/jira/browse/ARROW-3269
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Python
> Reporter: Wes McKinney
> Assignee: Krisztian Szucs
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.11.0
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> Observed in recent appveyor build
> https://ci.appveyor.com/project/pitrou/arrow/build/job/c6b3pslhqag1gnw7
> {code}
> ============================== warnings summary
> ===============================
> <unknown>:1396: DeprecationWarning: invalid escape sequence \(
> <unknown>:1401: DeprecationWarning: invalid escape sequence \(
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\formatting.py:32:
> FutureWarning: array_format is deprecated, use Array.format() instead
> FutureWarning)
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\formatting.py:32:
> FutureWarning: array_format is deprecated, use Array.format() instead
> FutureWarning)
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\formatting.py:32:
> FutureWarning: array_format is deprecated, use Array.format() instead
> FutureWarning)
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> source:1396: DeprecationWarning: invalid escape sequence \(
> source:1401: DeprecationWarning: invalid escape sequence \(
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> FutureWarning: In the future, NAT != NAT will be True rather than False.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: elementwise != comparison failed; this will raise an
> error in the future.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_convert_pandas.py:2076:
> RuntimeWarning: invalid value encountered in sqrt
> _check_series(pd.Series([np.sqrt(-1)] * 3, dtype=object))
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_ipc.py:298:
> FutureWarning: Please use read_next_batch instead of get_next_batch
> reader.get_next_batch()
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> FutureWarning: In the future, NAT != NAT will be True rather than False.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> FutureWarning: In the future, NAT != NAT will be True rather than False.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pandas\core\dtypes\missing.py:431:
> DeprecationWarning: The truth value of an empty array is ambiguous.
> Returning False, but in future this will result in an error. Use `array.size
> > 0` to check that an array is not empty.
> if left_value != right_value:
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_parquet.py:1526:
> FutureWarning: Comparing Series of datetimes with 'datetime.date'.
> Currently, the
> 'datetime.date' is coerced to a datetime. In the future pandas will
> not coerce, and 'the values will not compare equal to the
> 'datetime.date'. To retain the current behavior, convert the
> 'datetime.date' to a datetime with 'pd.Timestamp'.
> predicate &= df[name] == value
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_parquet.py:1974:
> ParserWarning: Falling back to the 'python' engine because the 'c' engine
> does not support regex separators (separators > 1 char and different from
> '\s+' are interpreted as regex); you can avoid this warning by specifying
> engine='python'.
> io.BytesIO(expected_string), sep=r'\s{2,}', index_col=None, header=0
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_parquet.py:1996:
> ParserWarning: Falling back to the 'python' engine because the 'c' engine
> does not support regex separators (separators > 1 char and different from
> '\s+' are interpreted as regex); you can avoid this warning by specifying
> engine='python'.
> sep=r'\s{2,}', index_col=['cut', 'color', 'clarity'], header=0
> c:\miniconda36-x64\envs\wheel_test\lib\site-packages\pyarrow\tests\test_parquet.py:2019:
> ParserWarning: Falling back to the 'python' engine because the 'c' engine
> does not support regex separators (separators > 1 char and different from
> '\s+' are interpreted as regex); you can avoid this warning by specifying
> engine='python'.
> sep=r'\s{2,}', index_col=['cut', 'color', 'clarity'], header=0
> -- Docs: https://docs.pytest.org/en/latest/warnings.html
> ====== 1003 passed, 93 skipped, 5 xfailed, 32 warnings in 19.77 seconds
> =======
> (wheel_test) C:\projects\arrow>set lastexitcode=0
> {code}
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