Traceback (most recent call last):

 "/build/python-psutil-4.1.0/build/lib.linux-x86_64-3.5-pydebug/psutil/tests/test_misc.py", line 368, in test_executable
for name in os.listdir(SCRIPTS_DIR):
NotFoundError: [Errno 2] No such file or directory: '/build/python-psutil-4.1.0/build/lib.linux-x86_64-3.5-pydebug/scripts'
WARNING: Traceback (most recent call last):


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/napari/_qt/qt_layerlist.py", line 553, in changeVisible

self.layer.visible = True


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/napari/layers/base/base.py", line 308, in visible

self.refresh()


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/napari/layers/base/base.py", line 633, in refresh

self.set_view_slice()


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/napari/layers/base/base.py", line 586, in set_view_slice

self._set_view_slice()


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/napari/layers/image/image.py", line 545, in _set_view_slice

image = np.asarray(self.data[self.dims.indices]).transpose(order)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/numpy/core/_asarray.py", line 85, in asarray

return array(a, dtype, copy=False, order=order)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/array/core.py", line 1336, in __array__

x = self.compute()


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/base.py", line 166, in compute

(result,) = compute(self, traverse=False, **kwargs)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/base.py", line 444, in compute

results = schedule(dsk, keys, **kwargs)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/threaded.py", line 84, in get

**kwargs


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/local.py", line 486, in get_async

raise_exception(exc, tb)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/local.py", line 316, in reraise

raise exc


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/local.py", line 222, in execute_task

result = _execute_task(task, data)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/core.py", line 121, in _execute_task

return func(*(_execute_task(a, cache) for a in args))


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/dask/array/core.py", line 98, in getter

c = a[b]


 "/Users/jamoore/opt/zarr/zarr/core.py", line 572, in __getitem__

return self.get_basic_selection(selection, fields=fields)


 "/Users/jamoore/opt/zarr/zarr/core.py", line 698, in get_basic_selection

fields=fields)


 "/Users/jamoore/opt/zarr/zarr/core.py", line 740, in _get_basic_selection_nd

return self._get_selection(indexer=indexer, out=out, fields=fields)


 "/Users/jamoore/opt/zarr/zarr/core.py", line 1028, in _get_selection

drop_axes=indexer.drop_axes, fields=fields)


 "/Users/jamoore/opt/zarr/zarr/core.py", line 1586, in _chunk_getitem

cdata = self.chunk_store[ckey]


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/mapping.py", line 107, in __getitem__

result = self.fs.cat(k)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/asyn.py", line 204, in cat

out = sync(self.loop, self._cat, paths, **kwargs)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/asyn.py", line 51, in sync

raise exc.with_traceback(tb)


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/asyn.py", line 35, in f

result[0] = await future


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/asyn.py", line 198, in _cat

for path in paths


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/fsspec/implementations/http.py", line 144, in _cat_file

r.raise_for_status()


 "/usr/local/anaconda3/envs/demo/lib/python3.6/site-packages/aiohttp/client_reqrep.py", line 946, in raise_for_status

headers=self.headers)
aiohttp.client_exceptions.ClientResponseError: 404, message='Not Found', url=URL('https://s3.embassy.ebi.ac.uk/idr/zarr/v0.1/6001240.zarr/masks/0/0.0.0.0.0')
