DiskInfo.py 文件源码

def update(self):
        try:
            stat = statvfs(self.path)
        except OSError:
            return -1

        if self.type == self.FREE:
            try:
                percent = '(' + str((100 * stat.f_bavail) // stat.f_blocks) + '%)'
                free = stat.f_bfree * stat.f_bsize
                if free < 10000000:
                    free = "%d kB" % (free >> 10)
                elif free < 10000000000:
                    free = "%d MB" % (free >> 20)
                else:
                    free = "%d GB" % (free >> 30)
                self.setText(_("%s %s free disk space") % (free, percent))
            except:
                # occurs when f_blocks is 0 or a similar error
                self.setText("-?-")