Hello,
I noticed that it does not work and throws an Attribute Error
Python 3.7
panel==0.10.1
holoviews==1.13.4
bokeh==2.2.3
AttributeError Traceback (most recent call last)
/opt/conda/lib/python3.7/site-packages/IPython/core/formatters.py in __call__(self, obj, include, exclude)
968
969 if method is not None:
--> 970 return method(include=include, exclude=exclude)
971 return None
972 else:
/opt/conda/lib/python3.7/site-packages/holoviews/core/dimension.py in _repr_mimebundle_(self, include, exclude)
1310 combined and returned.
1311 """
-> 1312 return Store.render(self)
1313
1314
/opt/conda/lib/python3.7/site-packages/holoviews/core/options.py in render(cls, obj)
1392 data, metadata = {}, {}
1393 for hook in hooks:
-> 1394 ret = hook(obj)
1395 if ret is None:
1396 continue
/opt/conda/lib/python3.7/site-packages/holoviews/ipython/display_hooks.py in pprint_display(obj)
280 if not ip.display_formatter.formatters['text/plain'].pprint:
281 return None
--> 282 return display(obj, raw_output=True)
283
284
/opt/conda/lib/python3.7/site-packages/holoviews/ipython/display_hooks.py in display(obj, raw_output, **kwargs)
253 elif isinstance(obj, (Layout, NdLayout, AdjointLayout)):
254 with option_state(obj):
--> 255 output = layout_display(obj)
256 elif isinstance(obj, (HoloMap, DynamicMap)):
257 with option_state(obj):
/opt/conda/lib/python3.7/site-packages/holoviews/ipython/display_hooks.py in wrapped(element)
144 try:
145 max_frames = OutputSettings.options['max_frames']
--> 146 mimebundle = fn(element, max_frames=max_frames)
147 if mimebundle is None:
148 return {}, {}
/opt/conda/lib/python3.7/site-packages/holoviews/ipython/display_hooks.py in layout_display(layout, max_frames)
218 return None
219
--> 220 return render(layout)
221
222
/opt/conda/lib/python3.7/site-packages/holoviews/ipython/display_hooks.py in render(obj, **kwargs)
66 renderer = renderer.instance(fig='png')
67
---> 68 return renderer.components(obj, **kwargs)
69
70
/opt/conda/lib/python3.7/site-packages/holoviews/plotting/renderer.py in components(self, obj, fmt, comm, **kwargs)
393 doc = Document()
394 with config.set(embed=embed):
--> 395 model = plot.layout._render_model(doc, comm)
396 if embed:
397 return render_model(model, comm)
/opt/conda/lib/python3.7/site-packages/panel/viewable.py in _render_model(self, doc, comm)
422 if comm is None:
423 comm = state._comm_manager.get_server_comm()
--> 424 model = self.get_root(doc, comm)
425
426 if config.embed:
/opt/conda/lib/python3.7/site-packages/panel/viewable.py in get_root(self, doc, comm, preprocess)
480 """
481 doc = init_doc(doc)
--> 482 root = self._get_model(doc, comm=comm)
483 if preprocess:
484 self._preprocess(root)
/opt/conda/lib/python3.7/site-packages/panel/layout/base.py in _get_model(self, doc, root, parent, comm)
110 if root is None:
111 root = model
--> 112 objects = self._get_objects(model, [], doc, root, comm)
113 props = dict(self._init_properties(), objects=objects)
114 model.update(**self._process_param_change(props))
/opt/conda/lib/python3.7/site-packages/panel/layout/base.py in _get_objects(self, model, old_objects, doc, root, comm)
100 else:
101 try:
--> 102 child = pane._get_model(doc, root, model, comm)
103 except RerenderError:
104 return self._get_objects(model, current_objects[:i], doc, root, comm)
/opt/conda/lib/python3.7/site-packages/panel/pane/holoviews.py in _get_model(self, doc, root, parent, comm)
227 plot = self._render(doc, comm, root)
228
--> 229 plot.pane = self
230 backend = plot.renderer.backend
231 if hasattr(plot.renderer, 'get_plot_state'):
/opt/conda/lib/python3.7/site-packages/holoviews/plotting/plot.py in pane(self, pane)
142 for plot in self.subplots.values():
143 if plot is not None:
--> 144 plot.pane = pane
145 if not plot.root:
146 continue
/opt/conda/lib/python3.7/site-packages/holoviews/plotting/plot.py in pane(self, pane)
143 if plot is not None:
144 plot.pane = pane
--> 145 if not plot.root:
146 continue
147 for cb in getattr(plot, 'callbacks', []):
AttributeError: 'NoneType' object has no attribute 'root'
