def testWav2SpectrogramLin(self): "Test WAV to SpectrogramLinear" from timeside.plugins.grapher.spectrogram_lin import SpectrogramLinear self.source = samples["sweep.wav"] self.image = tempfile.NamedTemporaryFile(suffix="spectrogram_lin.png", delete=True) self.grapher = SpectrogramLinear(width=1024, height=256, bg_color=(0, 0, 0), color_scheme='default')