docstr: Test an empty input
code: def testInvalidInput(self):
      """Test an empty input"""
  
      self.assertComputeFails(TensorflowInputFSDSINet(), [])
  
file_path: essentia/test/src/unittests/spectral/test_tensorflowinputfsdsinet.py
imports: from essentia_test import *
label_desc: Use image node_id 5 for calling the TestTensorflowInputFSDSINet obj's underlying member method code with example usage: obj.testInvalidInput() without return types