Merge branch 'v4_integration' of github.com:plotly/plotly.py into v4_integration

Author: jonmmease

packages/python/plotly/plotly/figure_factory/_gantt.py

@@ -412,7 +412,7 @@ def gantt_colorscale(
     )
     layout["shapes"] = tasks
 
-    fig = dict(data=data, layout=layout)
+    fig = graph_objs.Figure(data=data, layout=layout)
     return fig
 
 
@@ -567,7 +567,7 @@ def gantt_dict(
     )
     layout["shapes"] = tasks
 
-    fig = dict(data=data, layout=layout)
+    fig = graph_objs.Figure(data=data, layout=layout)
     return fig
 
 
@@ -582,7 +582,7 @@ def create_gantt(
     showgrid_x=False,
     showgrid_y=False,
     height=600,
-    width=900,
+    width=800,
     tasks=None,
     task_names=None,
     data=None,

packages/python/plotly/plotly/tests/test_optional/test_figure_factory/test_figure_factory.py

@@ -2090,7 +2090,7 @@ def test_df_dataframe_all_args(self):
                 ],
                 "showlegend": False,
                 "title": {"text": "Gantt Chart"},
-                "width": 900,
+                "width": 800,
                 "xaxis": {
                     "rangeselector": {
                         "buttons": [