[ https://issues.apache.org/jira/browse/ARROW-2145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wes McKinney resolved ARROW-2145. --------------------------------- Resolution: Fixed Fix Version/s: 0.9.0 Issue resolved by pull request 1651 [https://github.com/apache/arrow/pull/1651] > [Python] Decimal conversion not working for NaN values > ------------------------------------------------------ > > Key: ARROW-2145 > URL: https://issues.apache.org/jira/browse/ARROW-2145 > Project: Apache Arrow > Issue Type: Bug > Components: C++, Python > Affects Versions: 0.8.0 > Reporter: Antony Mayi > Assignee: Phillip Cloud > Priority: Major > Labels: pull-request-available > Fix For: 0.9.0 > > > {code:python} > import pyarrow as pa > import pandas as pd > import decimal > pa.Table.from_pandas(pd.DataFrame({'a': [decimal.Decimal('1.1'), > decimal.Decimal('NaN')]})) > {code} > throws following exception: > {code} > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > File "pyarrow/table.pxi", line 875, in pyarrow.lib.Table.from_pandas > (/arrow/python/build/temp.linux-x86_64-3.6/lib.cxx:44927) > File "/lib/python3.6/site-packages/pyarrow/pandas_compat.py", line 350, in > dataframe_to_arrays > convert_types)] > File "/lib/python3.6/site-packages/pyarrow/pandas_compat.py", line 349, in > <listcomp> > for c, t in zip(columns_to_convert, > File "/lib/python3.6/site-packages/pyarrow/pandas_compat.py", line 345, in > convert_column > return pa.array(col, from_pandas=True, type=ty) > File "pyarrow/array.pxi", line 170, in pyarrow.lib.array > (/arrow/python/build/temp.linux-x86_64-3.6/lib.cxx:29224) > File "pyarrow/array.pxi", line 70, in pyarrow.lib._ndarray_to_array > (/arrow/python/build/temp.linux-x86_64-3.6/lib.cxx:28465) > File "pyarrow/error.pxi", line 98, in pyarrow.lib.check_status > (/arrow/python/build/temp.linux-x86_64-3.6/lib.cxx:9068) > pyarrow.lib.ArrowException: Unknown error: an integer is required (got type > str) > {code} > Same problem with other special decimal values like {{infinity}}. -- This message was sent by Atlassian JIRA (v7.6.3#76005)