code: def assertValidSequence(self, s):
      keys = [
          "A",
          "A#",
          "B",
          "C",
          "C#",
          "D",
          "D#",
          "E",
          "F",
          "F#",
          "G",
          "G#",
      ]
      scales = ["major", "minor"]
  
      self.assertTrue(s[0] in keys)
      self.assertTrue(s[1] in scales)
      self.assertTrue(not numpy.isnan(s[2]))
      self.assertTrue(not numpy.isnan(s[3]))
      self.assertTrue(not numpy.isinf(s[2]))
      self.assertTrue(not numpy.isinf(s[3]))
  
file_path: essentia/test/src/unittests/tonal/test_key.py
imports: from essentia_test import *
label_desc: Use image node_id 5 for calling the TestKey obj's underlying member method code with example usage: obj.assertValidSequence(s) without return types