本文研究的主要是python监控键盘输入的相关代码,用到了os,sys,time等,具体实现代码如下:
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
import sys
import tty, termios
import time
if __name__ = = '__main__' :
print "Reading form keybord"
print """ i
j k l
m"""
print 'press Q to quit'
while True :
fd = sys.stdin.fileno()
old_settings = termios.tcgetattr(fd)
#old_settings[3]= old_settings[3] & ~termios.ICANON & ~termios.ECHO
try :
tty.setraw(fd)
ch = sys.stdin.read( 1 )
finally :
termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
#print 'error'
if ch = = 'i' :
print 'move forward'
elif ch = = 'm' :
print 'move back'
elif ch = = 'j' :
print "turn left!"
elif ch = = 'l' :
print "turn right!"
elif ch = = 'u' :
print "turn right!"
elif ch = = 'o' :
print "turn right!"
elif ch = = 'k' :
print "stop motor!"
elif ch = = 'q' :
print "shutdown!"
break
elif ord (ch) = = 0x3 :
#这个是ctrl c
print "shutdown"
break
print "Reading form keybord"
print """ i
j k l
m"""
print 'press Q or ctrl+c to quit'
#rate.sleep()
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结果:
总结
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原文链接:http://blog.csdn.net/u010918541/article/details/54709222