print("Let's practice everthing.")#打印 ' \ 换行 制表符print('You\'d need to know \'bout escapes with \\ that do \n newlines and \t tabs.')#变量poem = """\tThe lovely worldwith logic so firmly plantedcannot discern \n the needs of lovenor comprehend passion from intuitionand requires an explanation\n\t\twhere there is none."""print("---------------")print(poem)print("---------------")#变量 运算five = 10 -2 + 3 - 6#打印 格式化字符串print("This should be five: %s" % five)#命名函数 变量 运算def secret_formula(started):jelly_beans = started * 500jars = jelly_beans / 1000crates = jars / 100return jelly_beans, jars, crates#赋值start_point = 10000#解包beans, jars, crates = secret_formula(start_point)#格式化整数print("With a starting point of: %d" % start_point)print("We'd have %d beans, %d jars, amd %d crates." % (beans, jars, crates))#赋值start_point = start_point / 10print("We can also do that this way:")print("We'd have %d beans, %d jars, and %d crates." % secret_formula(start_point))
打印结果
