code: def quant_figure_tests():
      df = cf.datagen.ohlc()
      qf = cf.QuantFig(df)
      qf.add_sma()
      qf.add_atr()
      qf.add_bollinger_bands()
      return qf.figure()
  
imports: import cufflinks
  import pandas
  import numpy
  import unittest
  from nose.tools import assert_equals
label_desc: Use image node_id 14 for calling a global function with example usage: quant_figure_tests() and returns: qf