fcntl.py 解决no module named fantl的问题

解决nomodulenamedfantl的问题，把文件复制放到你所需要的pythonpath环境的LIb中即可可自行建fcntl.py文件，敲入如下代码：deffcntl(fd,op,arg=0):return0defioctl(fd,op,arg=0,mutable_flag=True):ifmutable_flag:return0else:return""defflock(fd,op):returndeflockf(fd,operation,length=0,start=0,whence=0):re