code: def test_wavelet_energy(self):
      np.testing.assert_almost_equal(
          wavelet_energy(const0),
          (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(const1),
          (
              0.19477199643643478,
              0.3710037269882903,
              0.56674875884399,
              0.9053485723747671,
              1.3961009484422982,
              1.8724279756816202,
              2.2463539016634275,
              2.510128422593423,
              2.683902509896041,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(constNeg),
          (
              0.19477199643643478,
              0.3710037269882903,
              0.56674875884399,
              0.9053485723747671,
              1.3961009484422982,
              1.8724279756816202,
              2.2463539016634275,
              2.510128422593423,
              2.683902509896041,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(constF),
          (
              0.48692999109108687,
              0.9275093174707258,
              1.4168718971099752,
              2.263371430936918,
              3.4902523711057456,
              4.6810699392040505,
              5.615884754158569,
              6.275321056483556,
              6.709756274740101,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(lin),
          (
              2.819821531264169,
              5.7554701277638936,
              9.156350995411767,
              13.071297407509103,
              17.21785800380053,
              20.966425462405052,
              23.883575313078858,
              25.926785187819767,
              27.244974853151422,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(lin0),
          (
              2.2398216316238173,
              4.789546395603321,
              7.8014978562880115,
              10.424315665491429,
              11.75518697346929,
              12.056447736534448,
              11.84078393931808,
              11.421846147193937,
              10.947455177180416,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(wave),
          (
              0.0019400475520363772,
              0.00973485882167256,
              0.025637321995655413,
              0.051254844946242696,
              0.08783849436907175,
              0.13637182318514984,
              0.19761549963228792,
              0.2721331214889804,
              0.3603080766970352,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(offsetWave),
          (
              0.054688110630378595,
              0.10454735406375197,
              0.15684040935755078,
              0.21191477606176637,
              0.27120227229148447,
              0.3364269959823273,
              0.4093469845918956,
              0.49158147815928066,
              0.584496243351187,
          ),
      )
      np.testing.assert_almost_equal(
          wavelet_energy(noiseWave),
          (
              0.08974932264551803,
              0.09625677262091348,
              0.10445439794914707,
              0.11395898775133596,
              0.13232987540429264,
              0.16660216672432593,
              0.2187598255162308,
              0.2877294431226156,
              0.37226945502166053,
          ),
      )
  
imports: import unittest
  import numpy
  from tsfel.feature_extraction.features import *
label_desc: Use image node_id 61 for calling the TestFeatures obj's underlying member method code with example usage: obj.test_wavelet_energy() without return types