code: def testInvalidInput(self):
      self.assertComputeFails(DistributionShape(), [])
      self.assertComputeFails(DistributionShape(), ones(1000))
  
imports: from essentia_test import *
label_desc: Use image node_id 2 for calling the TestDistributionShape obj's underlying member method code with example usage: obj.testInvalidInput() without return types