fix-plotly-mapbox-relayout

panel/pane/plotly.py

@@ -45,7 +45,7 @@ class Plotly(PaneBase):
         * "mouseup": updates are synchronized when mouse button is
           released after panning
         * "continuous": updates are synchronized continually while panning
-        * "throttle": updates are synchronized while panning, at 
+        * "throttle": updates are synchronized while panning, at
           intervals determined by the viewport_update_throttle parameter
         """, objects=["mouseup", "continuous", "throttle"])
 
@@ -150,7 +150,14 @@ def _update_figure_style(self):
     def _update_figure_layout(self):
         if self._figure is None or self.relayout_data is None:
             return
-        self._figure.plotly_relayout(self.relayout_data)
+        relayout_data = self._clean_relayout_data(self.relayout_data)
+        self._figure.plotly_relayout(relayout_data)
+
+    @staticmethod
+    def _clean_relayout_data(relayout_data):
+        return {
+            key: val for key, val in relayout_data.items() if not key.endswith("._derived")
+        }
 
     def _send_update_msg(
         self, restyle_data, relayout_data, trace_indexes=None, source_view_id=None
@@ -210,7 +217,7 @@ def _plotly_json_wrapper(fig):
                 if isdatetime(data[idx][key]):
                     arr = data[idx][key]
                     if isinstance(arr, np.ndarray):
-                        arr = arr.astype(str) 
+                        arr = arr.astype(str)
                     else:
                         arr = [str(v) for v in arr]
                     data[idx][key] = arr

panel/tests/pane/test_plotly.py

@@ -165,7 +165,7 @@ def test_plotly_pane_numpy_to_cds_traces(document, comm):
 @plotly_available
 def test_plotly_autosize(document, comm):
     trace = go.Scatter(x=[0, 1], y=[2, 3])
-    
+
     pane = Plotly(dict(data=[trace], layout={'autosize': True}))
 
     model = pane.get_root(document, comm=comm)
@@ -187,7 +187,7 @@ def test_plotly_autosize(document, comm):
 @plotly_available
 def test_plotly_tabs(document, comm):
     trace = go.Scatter(x=[0, 1], y=[2, 3])
-    
+
     pane1 = Plotly(dict(data=[trace], layout={'autosize': True}))
     pane2 = Plotly(dict(data=[trace], layout={'autosize': True}))
 
@@ -207,7 +207,31 @@ def test_plotly_tabs(document, comm):
     assert not model2.visible
     assert cb2.args['model'] is model2
     assert cb2.code == 'model.visible = (cb_obj.active == 1);'
-    
+
     tabs.insert(0, 'Blah')
     assert cb1.code == 'model.visible = (cb_obj.active == 1);'
     assert cb2.code == 'model.visible = (cb_obj.active == 2);'
+
+@plotly_available
+def test_clean_relayout_data():
+    relayout_data = {
+        "mapbox.center": {"lon": -73.59183434290809, "lat": 45.52341668343991},
+        "mapbox.zoom": 10,
+        "mapbox.bearing": 0,
+        "mapbox.pitch": 0,
+        "mapbox._derived": {
+            "coordinates": [
+                [-73.92279747767401, 45.597934047192865],
+                [-73.26087120814279, 45.597934047192865],
+                [-73.26087120814279, 45.44880048640681],
+                [-73.92279747767401, 45.44880048640681],
+            ]
+        },
+    }
+    result = Plotly._clean_relayout_data(relayout_data)
+    assert result == {
+        "mapbox.center": {"lon": -73.59183434290809, "lat": 45.52341668343991},
+        "mapbox.zoom": 10,
+        "mapbox.bearing": 0,
+        "mapbox.pitch": 0,
+    }