text: import numpy as np
  
  from bokeh.io import output_file, show
  from bokeh.plotting import figure
  from bokeh.util.hex import axial_to_cartesian
  
  output_file("hex_coords.html")
  
  q = np.array([0,  0, 0, -1, -1,  1, 1])
  r = np.array([0, -1, 1,  0,  1, -1, 0])
  
  p = figure(width=400, height=400, toolbar_location=None)
  p.grid.visible = False
  
  p.hex_tile(q, r, size=1, fill_color=["firebrick"]*3 + ["navy"]*4,
             line_color="white", alpha=0.5)
  
  x, y = axial_to_cartesian(q, r, 1, "pointytop")
  
  p.text(x, y, text=["(%d, %d)" % (q,r) for (q, r) in zip(q, r)],
         text_baseline="middle", text_align="center")
  
  show(p)
  