通过瞳孔扩张收缩获取大脑EEG的δ、θ、α、β、γ等脑电信号

    import pandas as pd
    from scipy.signal import find_peaks
    from scipy.fftpack import fft, fftshift, ifft
    import numpy as np
    import matplotlib.pyplot as plt
    import matplotlib.mlab as mlab
    from scipy import signal
    from scipy.signal import butter, lfilter
    
    def Data():
    # data = pd.DataFrame(pd.read_csv(path + name[n] + '_'+