Bokeh server app for adjusting a data range with a slider

range_slider_test.py

from bokeh.layouts import widgetbox, column
from bokeh.models.widgets import RangeSlider
from bokeh.models.ranges import Range
from bokeh.plotting import figure, curdoc

range_slider = RangeSlider(start=0, end=10, range=(1,9), step=.1, title="Stuff")

p = figure(x_range=range_slider.range)
p.line(x=range(10), y=[x**2 for x in range(10)])

def update_range(attr, new, old):
    p.x_range.start = new[0]
    p.x_range.end = new[1]

range_slider.on_change('range', update_range)

curdoc().add_root(column(p, widgetbox(range_slider)))