!pip show matplotlib | grep "Version:"

Version: 3.9.3

# !pip install matplotlib

import matplotlib.pyplot as plt

x = [1, 2, 3, 4]

y = [50, 40, 80, 40]

x, y

([1, 2, 3, 4], [50, 40, 80, 40])

plt.plot(x, y, 'ro')

plt.axis([0, 10, 20, 100])

(0.0, 10.0, 20.0, 100.0)