Учебное пособие Pywavelets
>>> import pywt
>>> x = [3, 7, 1, 1, -2, 5, 4, 6]
>>> cA, cD = pywt.dwt(x, 'db2')
Famous Flamingo
>>> import pywt
>>> x = [3, 7, 1, 1, -2, 5, 4, 6]
>>> cA, cD = pywt.dwt(x, 'db2')
>>> import pywt
>>> cA, cD = pywt.dwt([1, 2, 3, 4], 'db1')