python语法（2）

#coding=utf-8
#%r,打印的字符串中有"",也会自动打印
#format函数格式化字符串
#首先定义formatter
formatter = "%r %r %r %r"

print (formatter % ('1','2','3','4'))
print (formatter % ("one","two","three","four"))

print (formatter % (
    "I had this thing.",
	"That you could type up right.",
	"But it didn't sing.",
	"So I said goodnight."
))

#\n是换行
#3个双引号包含的内容可以是多行存在的
print ("""
there is something going on here
with the three double-quotes
we'll be able to type as much as we like
even 4 lines if we want,or 4,or 6s
""")

#转义字符的使用
wang_cat="\tI'm tabbed in"#tab键的作用,输出八个空格
li_cat="I'm split\non a line"#\n换行符
chen_cat="I'm \\ a \\ cat" #\\是\
huang_cat="""
I'll do a list:
\t* cat food
\t* fishies
\t* catnip\n\t *Grass
"""
print (wang_cat)
print (li_cat)
print (chen_cat)
print (huang_cat)

while True:
	for i in ["/","-","|","\\","|"]:
		print ("%s"%i)