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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2017/03/01 01:03:45 UTC
[jira] [Commented] (ARROW-586) Problem with reading parquet files
saved by Apache Spark
[ https://issues.apache.org/jira/browse/ARROW-586?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15889248#comment-15889248 ]
Wes McKinney commented on ARROW-586:
------------------------------------
hi [~adremja] can you let us know any additional information? Thanks
> Problem with reading parquet files saved by Apache Spark
> --------------------------------------------------------
>
> Key: ARROW-586
> URL: https://issues.apache.org/jira/browse/ARROW-586
> Project: Apache Arrow
> Issue Type: Bug
> Components: Python
> Affects Versions: 0.1.0
> Reporter: Adam Szałucha
>
> When I try to read parquet file saved by Apache Spark I get the following error
> ---------------------------------------------------------------------------
> ArrowException Traceback (most recent call last)
> <ipython-input-14-6dfa089b9299> in <module>()
> ----> 1 table = pq.read_multiple_files(files2)
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/parquet.py in read_multiple_files(paths, columns, filesystem, nthreads, metadata, schema)
> 141
> 142 if metadata is None and schema is None:
> --> 143 schema = open_file(paths[0]).schema
> 144 elif schema is None:
> 145 schema = metadata.schema
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/parquet.py in open_file(path, meta)
> 132 if filesystem is None:
> 133 def open_file(path, meta=None):
> --> 134 return ParquetFile(path, metadata=meta)
> 135 else:
> 136 def open_file(path, meta=None):
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/parquet.py in __init__(self, source, metadata)
> 36 def __init__(self, source, metadata=None):
> 37 self.reader = ParquetReader()
> ---> 38 self.reader.open(source, metadata=metadata)
> 39
> 40 @property
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/_parquet.pyx in pyarrow._parquet.ParquetReader.open (/Users/travis/miniconda3/conda-bld/recipe_1485750760150/work/arrow-7ac320bde52ae47007dadac7398e22a203c6a48d/python/build/temp.macosx-10.9-x86_64-3.6/_parquet.cxx:7144)()
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/io.pyx in pyarrow.io.get_reader (/Users/travis/miniconda3/conda-bld/recipe_1485750760150/work/arrow-7ac320bde52ae47007dadac7398e22a203c6a48d/python/build/temp.macosx-10.9-x86_64-3.6/io.cxx:9489)()
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/io.pyx in pyarrow.io.MemoryMappedFile.__cinit__ (/Users/travis/miniconda3/conda-bld/recipe_1485750760150/work/arrow-7ac320bde52ae47007dadac7398e22a203c6a48d/python/build/temp.macosx-10.9-x86_64-3.6/io.cxx:7732)()
> /Users/adremja/miniconda3/lib/python3.6/site-packages/pyarrow/error.pyx in pyarrow.error.check_status (/Users/travis/miniconda3/conda-bld/recipe_1485750760150/work/arrow-7ac320bde52ae47007dadac7398e22a203c6a48d/python/build/temp.macosx-10.9-x86_64-3.6/error.cxx:1197)()
> ArrowException: IOError: Failed to open file: part-00000-2066b71b-c55f-411a-a682-4cc94ddb6d16.snappy.parquet
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