code: def pybooklet_progress():
      last_time = 0
      for t, x in [
          (0.0, 0),
          (0.2, 0),
          (0.4, 0.316),
          (0.6, 0.316),
          (0.8, 0.316),
          (1.0, 0.316),
          (1.3, 0.316),
          (1.5, 0.316),
          (1.8, 0.316),
          (2.2, 0.316),
          (2.7, 0.316),
          (3.2, 0.316),
          (3.9, 0.631),
          (4.5, 0.631),
          (5.2, 0.631),
          (5.9, 0.947),
          (6.4, 0.947),
          (6.9, 0.990),
          (7.5, 0.990),
          (8.0, 0.990),
          (8.6, 0.990),
          (9.1, 0.990),
          (10.9, 0.990),
          (11.5, 0.990),
          (12, 1.000),
      ]:
          yield x, t - last_time
          last_time = t
      yield 1
  
imports: from io import StringIO
  import math
  import random
  import time
  from h2o.utils.progressbar import ProgressBar, ProgressBarWidget, PBWBar, PBWPercentage, PBWString, RenderResult
label_desc: Use image node_id 6 for calling a global function with example usage: pybooklet_progress() without return types