Bokeh scatterplot with tooltips in the Jupyter notebook

bokeh_tooltips.py

from bokeh.plotting import figure, output_file, show, ColumnDataSource
from bokeh.models import HoverTool
from bokeh.io import output_notebook
output_notebook()

source = ColumnDataSource(
        data=dict(
            x=[1, 2, 3, 4, 5],
            y=[2, 5, 8, 2, 7],
            desc=['A', 'b', 'C', 'd', 'E'],
        )
    )

hover = HoverTool(
        tooltips=[
            ("index", "$index"),
            ("(x,y)", "($x, $y)"),
            ("desc", "@desc"),
        ]
    )

p = figure(plot_width=700, plot_height=700, tools=[hover],
           title="Mouse over the dots")

p.circle('x', 'y', size=10, source=source)
show(p)

http://bokeh.pydata.org/en/latest/docs/user_guide/tools.html#setting-tool-visuals

how about if i have mutliple circle()