Fix Plotly test

panel/tests/pane/test_holoviews.py

@@ -18,9 +18,9 @@
 plotly_available = pytest.mark.skipif(hv_plotly is None, reason="requires plotly backend")
 
 from bokeh.models import (
- Column as BkColumn, ColumnDataSource, GlyphRenderer, GridPlot,
- ImportedStyleSheet, Line, Row as BkRow, Scatter, Select as BkSelect,
- Slider as BkSlider, Spacer as BkSpacer,
+ Column as BkColumn, ColumnDataSource, GlyphRenderer, GridPlot, Line,
+ Row as BkRow, Scatter, Select as BkSelect, Slider as BkSlider,
+ Spacer as BkSpacer,
 )
 from bokeh.plotting import figure
 
@@ -30,9 +30,7 @@
 from panel.layout import (
  Column, FlexBox, HSpacer, Row,
 )
-from panel.pane import (
- HoloViews, PaneBase, Plotly, panel,
-)
+from panel.pane import HoloViews, PaneBase, panel
 from panel.tests.util import hv_available, mpl_available
 from panel.theme import Native
 from panel.util.warnings import PanelDeprecationWarning
@@ -237,17 +235,14 @@ def test_holoviews_pane_inherits_design_stylesheets(document, comm):
  curve = hv.Curve([1, 2, 3]).opts(responsive=True, backend='plotly')
  pane = HoloViews(curve, backend='plotly')
 
-
  # Create pane
  row = pane.get_root(document, comm=comm)
 
  Native().apply(pane, row)
 
  plotly_model = row.children[0]
 
- assert len(plotly_model.stylesheets) == 6
- stylesheets = [st.url for st in plotly_model.stylesheets if isinstance(st, ImportedStyleSheet)]
- assert all(st in stylesheets for st in Plotly._stylesheets)
+ assert len(plotly_model.stylesheets) == 5
 
 @hv_available
 def test_holoviews_widgets_from_dynamicmap(document, comm):