python类FileWrapper()的实例源码

def open_offline(self, fname):
        """Open a pcap-savefile"""
        if fname.endswith('.gz'):
            tfile = tempfile.NamedTemporaryFile()
            try:
                with util.FileWrapper(fname) as infile:
                    while True:
                        buf = infile.read(1024 ** 2)
                        if not buf:
                            break
                        tfile.write(buf)
                tfile.flush()
                _cpyrit_cpu.PcapDevice.open_offline(self, tfile.name)
            finally:
                tfile.close()
        else:
            _cpyrit_cpu.PcapDevice.open_offline(self, fname)
        self._setup()

def open_offline(self, fname):
        """Open a pcap-savefile"""
        if fname.endswith('.gz'):
            tfile = tempfile.NamedTemporaryFile()
            try:
                with util.FileWrapper(fname) as infile:
                    while True:
                        buf = infile.read(1024 ** 2)
                        if not buf:
                            break
                        tfile.write(buf)
                tfile.flush()
                _cpyrit_cpu.PcapDevice.open_offline(self, tfile.name)
            finally:
                tfile.close()
        else:
            _cpyrit_cpu.PcapDevice.open_offline(self, fname)
        self._setup()