一些常见模拟信号的绘制（Python）
import matplotlib.pyplot as pltimport numpy as npimport pywt# use 'list' to get a list of all available 1d demo signalssignals = p
import matplotlib.pyplot as pltimport numpy as npimport pywt# use 'list' to get a list of all available 1d demo signalssignals = p