DOC: docstring clarification
DOC: docstring clarification

PyWavelets/pywt,kwohlfahrt/pywt,michelp/pywt,rgommers/pywt,kwohlfahrt/pywt,PyWavelets/pywt,eriol/pywt,eriol/pywt,grlee77/pywt,rgommers/pywt,rgommers/pywt,eriol/pywt,grlee77/pywt,michelp/pywt,kwohlfahrt/pywt,michelp/pywt,rgommers/pywt