import matplotlib.pyplot as plt

x = [1,2,3,4,5]

squares = [1,4,9,16,25]

plt.plot(x,squares)

plt.title("Squares")

plt.xlabel("Value")

plt.ylabel("square of value")

plt.tick_params(axis="both")

plt.show()

import matplotlib.pyplot as plt

x_value = list(range(1,1001))

y = [x**2 for x in x_value]

plt.scatter(x_value,y)

plt.title("test")

plt.xlabel("x")

plt.ylabel("y")

plt.tick_params(axis="both")

plt.axis([0,1100,0,1100000])#设定坐标轴范围

plt.show()