to install:
pip install "holoviews[recommended]"
In your file header :
import numpy as np
import bokeh
from bokeh.io import show, output_file
from bokeh.plotting import figure
from bokeh.plotting import figure, output_notebook, show
from bokeh.embed import components
import matplotlib.pyplot as plt
import numpy as np
import pandas as pd
import holoviews as hv
import networkx as nx
import bokeh as bk
from holoviews import opts
hv.extension('bokeh')