python 3.3 复制文件 或 文件

import shutil
import os
import os.path

#note:src's file unnecessary to be exist 
src="D:\\360Downloads\\testFile1\\folder99\\testFile1.txt"
dst = "D:\\360Downloads\\testFile1\\folder3\\testFile1_dst.txt"
dst2="D:\\360Downloads\\testFile1\\folder3\\testFile1_dst2.txt"

dir1=os.path.dirname(src)

print("dir1 %s "% dir1)

if(os.path.exists(src)== False):
	os.makedirs(dir1)
	
f1 = open(src,"w")
f1.write("line a\n")
f1.write("line b\n")
f1.close()

# test copy file
shutil.copyfile(src,dst)
shutil.copyfile(src,dst2)

f2=open(dst,"r")
for line in f2:
	print(line)
	
f2.close()

# test copy folder Tree

try:
	srcDir="D:\\360Downloads\\testFile1"
	dstDir="D:\\360Downloads\\testFile99"
	shutil.copytree(srcDir,dstDir)
	print("copy sucess")
except Exception as err:
	print(err)