how to make a line plot against floats and integers in matplotlib python code example

Example 1: how to plot a graph using matplotlib

from matplotlib import pyplot as plt
plt.plot([0, 1, 2, 3, 4, 5], [0, 1, 4, 9, 16, 25])
plt.show()

Example 2: pylab plotting data

pylab.plot(x, y)

pylab.xlabel('this is x!')
pylab.ylabel('this is y!')
pylab.title('My First Plot')