Make bokeh work on older Jupyter

gistfile1.txt

from typing import *
import hvplot

def plotsum(
    plots_list: Union[List[Tuple[str, Any]], List[Any]],
    *,
    order: Optional[List[str]] = None,
    how: Literal["overlay", "grid"] = "grid",
    legend: Literal["first", "last", "none"] = "none",
    update_layout: Optional[Dict] = None,
):
    if order is not None:
        assert len(plots_list) > 0
        assert len(order) == len(plots_list)
        assert len(set(p[0] for p in plots_list)) == len(order)
        ordered_plots_list: List[Any] = []
        for order_item in order:
            plot_str: Optional = None
            for plot_str, plot in plots_list:
                if plot_str == order_item:
                    break
                plot_str = None
            if plot_str is None:
                raise ValueError(f'No plot found with name: "{order_item}"')
            ordered_plots_list.append(plot)
        plots_list = ordered_plots_list

    plots = None
    for plot in plots_list:
        if isinstance(plot, tuple):
            assert len(plot) == 2
            plot = plot[1]
        if plots is None:
            plots = plot
        else:
            if how == "grid":
                plots += plot
            elif how == "overlay":
                plots *= plot
            else:
                raise not_impl("how", how)
    return plots

from bokeh.embed import components
from bokeh.resources import INLINE
from IPython.display import HTML, display
import numpy as np
import hvplot.pandas
import holoviews as hv
hv.extension('bokeh')

def show_plt(plot):
    """
    Display an hvplot/HoloViews plot using inline HTML embedding.
    
    Works around JupyterLab Bokeh extension issues.
    
    Args:
        plot: An hvplot or HoloViews object
    """
    # Convert HoloViews object to Bokeh figure
    renderer = hv.renderer('bokeh')
    bokeh_plot = renderer.get_plot(plot).state
    
    # Get script and div components
    script, div = components(bokeh_plot)
    
    # Get inline resources
    js_resources = INLINE.render_js()
    css_resources = INLINE.render_css()
    
    # Combine into HTML
    html = f"""
    {css_resources}
    {js_resources}
    {div}
    {script}
    """
    
    display(HTML(html))