TST: add tests for dwtn_max_level, wavedecn_shapes, wavedecn_size
TST: add tests for dwtn_max_level, wavedecn_shapes, wavedecn_size

PyWavelets/pywt,grlee77/pywt,grlee77/pywt,rgommers/pywt,rgommers/pywt,rgommers/pywt,rgommers/pywt,PyWavelets/pywt