碰到的主要问题：

 

这是python在告诉你：Hi，老兄，你的文件里格式不对了，可能是tab和空格没对齐的问题，你需要检查下tab和空格了”。 

可以通过编辑器Notepad进行进一步查看：视图-显示符号-显示空格与制表符

要求是tab和空格数目都一致的。

 

1 #-*- coding: UTF-8 -*-  2 print "Let's practice everything." 3 print 'You\'d need to know \'bout escape with \\ that do \n newlines and \t tabs.' 4  5 poem = """ 6 \tThe lovely world 7 with logic so firmly planted 8 can not discern \n the needs of lovely 9 nor comprehend passion from intuition10 and requires an explaniation11 \n\t\t where there is none.12 """13 14 print "--------------------"15 print poem16 print "--------------------"17 18 five = 10 - 2 + 3 - 619 print "This should be five:%s" %five20 21 def secret_formula (started):#函数后面永远不记得加":"!!!!22      jelly_beans = started * 500#这里出现了一个IndentationError:unexpected indent，这是由于下面那几个命令行没有对齐（要求几个tab和几个空格完全相同。解决方法：视图-显示符号-显示空格与制表符23      jars = jelly_beans / 100024      crates = jars / 10025      return jelly_beans,jars,crates#创建函数后，返回三个变量值26      27 start_point = 1000028 beans,jars, crates = secret_formula(start_point)#这个有点类似argv的那个操作，把函数的最后三个变量给解压出来放到这三个新的变量里边。29 #函数内部的变量都是临时的，当函数返回之后，返回值可以被赋予另一个变量。30 print "With a starting point of:%d" % start_point31 print "We'd have %d beans, %d jars, and %d crates." %(beans, jars, crates)32 33 start_point = start_point / 1034 35 print "We can also do that this way:"36 print "We'd have %d beans, %d jars, and %d crates." % secret_formula(start_point)