code: def testSimple(self):
      self.assertAlmostEquals(
          MaxToTotal()([1, 4, 0.23, 10.34]), 3 / 4.0
      )
  
imports: from essentia_test import *
label_desc: Use image node_id 4 for calling the TestMaxToTotal obj's underlying member method code with example usage: obj.testSimple() without return types