print("Let's practice everything.")
print ('You\'d need to know \'bout escapes with \\ that do \n newlines and \t tabs.')


poem = """
\tThe lovely world
with logic so firmly planted
cannot discern \n the needs of love nor comprehend passion from intuition and requires an explanation \n\t\twhere there is none.
"""


print ("--------------")
print (poem)
print ("--------------")



five = 10 - 2 + 3 - 6
print ("This should be five: %s" % five)
def secret_formula(started):
    jelly_beans = started * 500
    jars = jelly_beans / 1000
    crates = jars / 100
    return jelly_beans, jars, crates


start_point = 10000
beans, jars, crates = secret_formula(start_point)#给上一个方法传参 传入start_point

print ("With a starting point of: %d" % start_point)
print ("We'd have %d beans, %d jars, and %d crates." % (beans,jars, crates))

start_point = start_point / 10  #从新定义start_point的值再次传参

print ("We can also do that this way:")
print ("We'd have %d beans, %d jars, and %d crates." % secret_formula(start_point))

Let's practice everything.
You'd need to know 'bout escapes with \ that do 
 newlines and    tabs.
--------------

    The lovely world
with logic so firmly planted
cannot discern 
 the needs of love nor comprehend passion from intuition and requires an explanation 
        where there is none.

--------------
This should be five: 5
With a starting point of: 10000
We'd have 5000000 beans, 5000 jars, and 50 crates.
We can also do that this way:
We'd have 500000 beans, 500 jars, and 5 crates.