# data read from bcolz
Traceback (most recent call last):
  File "_test_dask_error.py", line 12, in doit
    out = df_dd.compute()
  File "/usr/local/lib/python3.5/dist-packages/dask/base.py", line 37, in compute
    return compute(self, **kwargs)[0]
  File "/usr/local/lib/python3.5/dist-packages/dask/base.py", line 110, in compute
    results = get(dsk, keys, **kwargs)
  File "/usr/local/lib/python3.5/dist-packages/dask/threaded.py", line 57, in get
    **kwargs)
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 481, in get_async
    raise(remote_exception(res, tb))
dask.async.IndexError: index out of bounds

Traceback
---------
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 264, in execute_task
    result = _execute_task(task, data)
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 246, in _execute_task
    return func(*args2)
  File "/usr/local/lib/python3.5/dist-packages/dask/dataframe/core.py", line 1637, in _loc
    result = df.loc[start:stop]
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1227, in __getitem__
    return self._getitem_axis(key, axis=0)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1342, in _getitem_axis
    return self._get_slice_axis(key, axis=axis)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1249, in _get_slice_axis
    slice_obj.step)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2570, in slice_indexer
    start_slice, end_slice = self.slice_locs(start, end, step=step, kind=kind)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2714, in slice_locs
    start_slice = self.get_slice_bound(start, 'left', kind)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2656, in get_slice_bound
    slc = self.get_loc(label)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 1759, in get_loc
    return self._engine.get_loc(key)
  File "pandas/index.pyx", line 137, in pandas.index.IndexEngine.get_loc (pandas/index.c:3979)
  File "pandas/index.pyx", line 146, in pandas.index.IndexEngine.get_loc (pandas/index.c:3693)
  File "pandas/src/util.pxd", line 41, in util.get_value_at (pandas/index.c:16030)


# data read from memory, npartitions>1
_OKAY_

# data read from memory, larger extent, npartitions>1
Traceback (most recent call last):
  File "_test_dask_error.py", line 12, in doit
    out = df_dd.compute()
  File "/usr/local/lib/python3.5/dist-packages/dask/base.py", line 37, in compute
    return compute(self, **kwargs)[0]
  File "/usr/local/lib/python3.5/dist-packages/dask/base.py", line 110, in compute
    results = get(dsk, keys, **kwargs)
  File "/usr/local/lib/python3.5/dist-packages/dask/threaded.py", line 57, in get
    **kwargs)
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 481, in get_async
    raise(remote_exception(res, tb))
dask.async.IndexError: index out of bounds

Traceback
---------
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 264, in execute_task
    result = _execute_task(task, data)
  File "/usr/local/lib/python3.5/dist-packages/dask/async.py", line 246, in _execute_task
    return func(*args2)
  File "/usr/local/lib/python3.5/dist-packages/dask/dataframe/core.py", line 1637, in _loc
    result = df.loc[start:stop]
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1227, in __getitem__
    return self._getitem_axis(key, axis=0)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1342, in _getitem_axis
    return self._get_slice_axis(key, axis=axis)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/indexing.py", line 1249, in _get_slice_axis
    slice_obj.step)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2570, in slice_indexer
    start_slice, end_slice = self.slice_locs(start, end, step=step, kind=kind)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2720, in slice_locs
    end_slice = self.get_slice_bound(end, 'right', kind)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 2656, in get_slice_bound
    slc = self.get_loc(label)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/index.py", line 1759, in get_loc
    return self._engine.get_loc(key)
  File "pandas/index.pyx", line 137, in pandas.index.IndexEngine.get_loc (pandas/index.c:3979)
  File "pandas/index.pyx", line 146, in pandas.index.IndexEngine.get_loc (pandas/index.c:3693)
  File "pandas/src/util.pxd", line 41, in util.get_value_at (pandas/index.c:16030)


# data read from memory, npartitions=1
_OKAY_