code: def half_tooth(teeth):
      return pi / teeth
  
file_path: bokeh/examples/advanced/extensions/gears/gears.py
imports: from math import pi
  from bokeh.io import show
  from bokeh.layouts import column
  from bokeh.plotting import figure
  from gear import Gear
label_desc: Use image node_id 2 for calling a global function with example usage: half_tooth(teeth) and returns: unknown