31-拷贝文件

每次读取4K，读完为止：

src_f1 = './test1.html'
dst_f2 = './test2.html'

src_fobj = open(src_f1,'rb')
dst_fobj = open(dst_f2,'wb')

while True:
    data = src_fobj.read(4096)
    if not data:
        break
    dst_fobj.write(data)

src_fobj.close()
dst_fobj.close()

标签：文件,f2,src,31,f1,fobj,拷贝,data,dst
来源： https://www.cnblogs.com/hejianping/p/10875507.html