shutil模块下 copy(复制).rm(删除).move(移动) 常用方法举例. copyfileobj(fsrc, fdst[, length])copyfile(src, dst, *, follow_symlinks=True)copymode(src, dst, *, follow_symlinks=True)copystat(src, dst, *, follow_symlinks=True)copy(src, dst, *, follow_symlinks=True)copy2(