1 def auto_correlate(x):
2 cor = np.correlate(x,x,mode="full")
3 return cor[N-1:]
4 c = np.zeros(N)
5 c = auto_correlate(x-ave)/N
6 plt.plot(c)
7 plt.xlim(-1000, 10000)
8 plt.xlabel(r'$i$',fontsize=16)
9 plt.ylabel(r'$\varphi(i)$',fontsize=16)
10 print('\sigma^2 = ', std**2)
11 plt.show()
Why do I keep getting error 'tuple' object not callable online 7 ? please explain