上了一天的课,还要准备报告的屁屁踢,今天就偷懒下,任务是阅读段代码。
print "Let's practice everything." #注意单、双引号
print 'You\'d need to know \'bout escapes with \\ that do \n newlines and \t tabs.' #转义序列
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.
""" #长字符串的使用
print "--------------"
print poem
print "--------------"
five = 10 - 2 + 3 - 6 #数学运算
print "This should be five: %s" % five #格式化字符串
def secret_formula(started): #函数,注意冒号。
jelly_beans = started * 500 #注意缩进
jars = jelly_beans / 1000
crates = jars / 100
return jelly_beans, jars, crates
start_point = 10000
beans, jars, crates = secret_formula(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
print "We can also do that this way:"
print "We'd have %d beans, %d jars, and %d crates." % secret_formula(start_point)