"""
Simple pylab example

Use pylab when you are in an interactive shell. This example really should be copied into a RPEL.
"""

from pylab import plot, show

x_numbers = [1, 2, 3]
y_numbers = [2, 4, 6]

my_graph = plot(x_numbers, y_numbers, marker='o')
# my_graph = plot(x_numbers, y_numbers, 'o')


if __name__ == "__main__":
    show()