[jira] [Created] (ARROW-14318) [Doc][Python] Error building dataset docs

["Antoine Pitrou (Jira)" <ji...@apache.org>]

Antoine Pitrou created ARROW-14318:
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             Summary: [Doc][Python] Error building dataset docs
                 Key: ARROW-14318
                 URL: https://issues.apache.org/jira/browse/ARROW-14318
             Project: Apache Arrow
          Issue Type: Bug
          Components: Documentation, Python
            Reporter: Antoine Pitrou
            Assignee: Weston Pace


I get this error locally, even after removing what seems like leftovers from previous doc builds:
{code}
>>>-------------------------------------------------------------------------
Exception in /home/antoine/arrow/dev/docs/source/python/dataset.rst at block ending on line 522
Specify :okexcept: as an option in the ipython:: block to suppress this message
---------------------------------------------------------------------------
ArrowInvalid                              Traceback (most recent call last)
<ipython-input-58-affbef2c47b2> in <module>
----> 1 ds.write_dataset(table, dataset_root, format="parquet")

~/arrow/dev/python/pyarrow/dataset.py in write_dataset(data, base_dir, basename_template, format, partitioning, partitioning_flavor, schema, filesystem, file_options, use_threads, max_partitions, file_visitor)
    859         scanner = data
    860 
--> 861     _filesystemdataset_write(
    862         scanner, base_dir, basename_template, filesystem, partitioning,
    863         file_options, max_partitions, file_visitor

~/arrow/dev/python/pyarrow/_dataset.pyx in pyarrow._dataset._filesystemdataset_write()

~/arrow/dev/python/pyarrow/error.pxi in pyarrow.lib.check_status()

ArrowInvalid: Could not write to /tmp/sample_dataset as the directory is not empty and existing_data_behavior is to error
/home/antoine/arrow/dev/cpp/src/arrow/dataset/dataset_writer.cc:508  EnsureDestinationValid(write_options)
/home/antoine/arrow/dev/cpp/src/arrow/dataset/file_base.cc:424  internal::DatasetWriter::Make(write_options)
/home/antoine/arrow/dev/cpp/src/arrow/compute/exec/exec_plan.cc:433  MakeExecNode(this->factory_name, plan, std::move(inputs), *this->options, registry)
/home/antoine/arrow/dev/cpp/src/arrow/dataset/file_base.cc:395  compute::Declaration::Sequence( { {"scan", ScanNodeOptions{dataset, scanner->options()}}, {"filter", compute::FilterNodeOptions{scanner->options()->filter}}, {"project", compute::ProjectNodeOptions{std::move(exprs), std::move(names)}}, {"write", WriteNodeOptions{write_options, scanner->options()->projected_schema}}, }) .AddToPlan(plan.get())

<<<-------------------------------------------------------------------------
{code}




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