Python3 os.makedev() Method
Python3 OS File/Directory Methods
Overview
The os.makedev() method is used to compose a raw device number from the major and minor device numbers.
Syntax
makedev()The method syntax is as follows:
os.makedev(major, minor)
Parameters
major-- Major device number.
minor-- Minor device number.
Return Value
Returns the device number.
Example
The following example demonstrates the use of the makedev() method:
#!/usr/bin/python3
import os, sys
path = "/var/www/html/foo.txt"
# 获取元组
info = os.lstat(path)
# 获取 major 和 minor 设备号
major_dnum = os.major(info.st_dev)
minor_dnum = os.minor(info.st_dev)
print ("Major 设备号 :", major_dnum)
print ("Minor 设备号 :", minor_dnum)
# 生成设备号
dev_num = os.makedev(major_dnum, minor_dnum)
print ("设备号 :", dev_num)
The output of the above program is:
Major 设备号 : 0 Minor 设备号 : 103 设备号 : 103Other Extensions