code: def bubble_chart_argument_tests():
      options = {"x": ["x"], "y": ["y"], "size": ["c"]}
  
      def bubble_test(self, **kwargs):
          self._iplot(self.df, **kwargs)
  
      _generate_tests(TestIPlot, bubble_test, "bubble", options)
  
imports: import cufflinks
  import pandas
  import numpy
  import unittest
  from nose.tools import assert_equals
label_desc: Use image node_id 9 for calling a global function with example usage: bubble_chart_argument_tests() without return types