import numpy as np
import matplotlib.pyplot as plt

x = np.arange(-5, 5, 0.1)
y = np.sin(x)

plt.plot(x, y)

plt.xticks([-6,-4,-2,0,2,4,6])
plt.yticks([-1.5,-1,-0.5,0,0.5,1,1.5])

plt.show()