[
https://issues.apache.org/jira/browse/ARROW-2654?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andy Reagan updated ARROW-2654:
-------------------------------
Description:
I saved a file using pandas to_parquet method, but can't read it back in.
Here's the full stack trace:
{code:java}
Traceback (most recent call last):
File "src/data/CLXP_pull.py", line 214, in <module>
main()
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 722, in _call_
return self.main(*args, **kwargs)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 697, in main
rv = self.invoke(ctx)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 535, in invoke
return callback(*args, **kwargs)
File "src/data/CLXP_pull.py", line 188, in main
results[fullname] = pd.read_parquet(os.path.join(project_dir, "data", "raw",
fullname+".parquet"), engine="pyarrow")
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
line 257, in read_parquet
return impl.read(path, columns=columns, **kwargs)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
line 130, in read
**kwargs).to_pandas()
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
line 939, in read_table
pf = ParquetFile(source, metadata=metadata)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
line 64, in _init_
self.reader.open(source, metadata=metadata)
File "_parquet.pyx", line 651, in pyarrow._parquet.ParquetReader.open
File "error.pxi", line 79, in pyarrow.lib.check_status
pyarrow.lib.ArrowIOError: Arrow error: IOError: [Errno 22] Invalid argument
{code}
Any ideas what could cause this? The file itself is 3.6GB.
I'm running pandas==0.22.0.
was:
I saved a file using pandas to_parquet method, but can't read it back in.
Here's the full stack trace:
{code:java}
Traceback (most recent call last):
File "src/data/CLXP_pull.py", line 214, in <module>
main()
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 722, in _call_
return self.main(*args, **kwargs)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 697, in main
rv = self.invoke(ctx)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
line 535, in invoke
return callback(*args, **kwargs)
File "src/data/CLXP_pull.py", line 188, in main
results[fullname] = pd.read_parquet(os.path.join(project_dir, "data", "raw",
fullname+".parquet"), engine="pyarrow")
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
line 257, in read_parquet
return impl.read(path, columns=columns, **kwargs)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
line 130, in read
**kwargs).to_pandas()
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
line 939, in read_table
pf = ParquetFile(source, metadata=metadata)
File
"/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
line 64, in _init_
self.reader.open(source, metadata=metadata)
File "_parquet.pyx", line 651, in pyarrow._parquet.ParquetReader.open
File "error.pxi", line 79, in pyarrow.lib.check_status
pyarrow.lib.ArrowIOError: Arrow error: IOError: [Errno 22] Invalid argument
{code}
Any ideas what could cause this? The file itself is 3.6GB.
I'm running pandas==0.22.0 and arrow==0.12.1.
> pyarrow cannot load a file it created
> -------------------------------------
>
> Key: ARROW-2654
> URL: https://issues.apache.org/jira/browse/ARROW-2654
> Project: Apache Arrow
> Issue Type: Bug
> Reporter: Andy Reagan
> Priority: Major
>
> I saved a file using pandas to_parquet method, but can't read it back in.
> Here's the full stack trace:
>
> {code:java}
> Traceback (most recent call last):
> File "src/data/CLXP_pull.py", line 214, in <module>
> main()
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
> line 722, in _call_
> return self.main(*args, **kwargs)
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
> line 697, in main
> rv = self.invoke(ctx)
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
> line 895, in invoke
> return ctx.invoke(self.callback, **ctx.params)
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/click/core.py",
> line 535, in invoke
> return callback(*args, **kwargs)
> File "src/data/CLXP_pull.py", line 188, in main
> results[fullname] = pd.read_parquet(os.path.join(project_dir, "data", "raw",
> fullname+".parquet"), engine="pyarrow")
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
> line 257, in read_parquet
> return impl.read(path, columns=columns, **kwargs)
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pandas/io/parquet.py",
> line 130, in read
> **kwargs).to_pandas()
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
> line 939, in read_table
> pf = ParquetFile(source, metadata=metadata)
> File
> "/Users/mm51929/projects/2018/03-advisor-recruiting/pyenv/lib/python3.6/site-packages/pyarrow/parquet.py",
> line 64, in _init_
> self.reader.open(source, metadata=metadata)
> File "_parquet.pyx", line 651, in pyarrow._parquet.ParquetReader.open
> File "error.pxi", line 79, in pyarrow.lib.check_status
> pyarrow.lib.ArrowIOError: Arrow error: IOError: [Errno 22] Invalid argument
> {code}
> Any ideas what could cause this? The file itself is 3.6GB.
> I'm running pandas==0.22.0.
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