# Running a script as though you had typed it at the command line is
# simple. Just type execfile('intro_script.py') and this script will
# fire off.
#
# execfile('intro_script.py')
#

print "Hello World"

test = True

if test == True:
    print "Test is true."

x = 10

print x

x = x + 15

print x

# notice that this syntax works, you are in a shell
x