Examples

>>> np.arange(10)
array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
>>> np.array([1, 2, 3])
array([1, 2, 3])

import matplotlib.pyplot as plt
plt.plot([1, 2, 3], [4, 5, 6])
plt.title("A plotting example")