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PythonÈëÃŵÄ36¸öÀý×Ó——17 Return

# 017
def lifeIsAMirror():
string = raw_input()
if string == 'I love you!':
return 'I love you, too!'
elif string == 'Fuck you!':
return ''
else:
return
# end of def
string = lifeIsAMirror()
if len(string) == 0:
print 'You have nothing.'
else:
print string
# end of if

output:
1
2
3
4
5
6
>>>
Fuck you!
You have nothing.
>>>
I love you!
I love you, too!


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python pyserial ´®¿Ú

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import serial
ser = serial.Serial('com3',baudrate=115200, bytesize=8,parity='N', stopbits=1,xonxoff=0, timeout=1)
while( True ):
    a = ser.read(100)
    print a
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python ¶à¼Ì³Ð(2)

from:  http://www.chinesepython.org/pythonfoundry/tut2.3/tmp/multiple.html
9.5.1 ¶à¼Ì³Ð Multiple Inheritance
Python supports a limited form of multiple inheritance as well. A class definition with multiple base classes looks as follows:
PythonͬÑùÓÐÏÞµÄÖ§³Ö¶à¼Ì³ÐÐÎʽ¡£¶à¼Ì³ÐµÄÀඨÒåÐÎÈçÏÂÀ ......

pythonʹÓÃSocketServers


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SocketServersÄ£¿éΪһ×ésocket·þÎñÀඨÒåÁËÒ»¸ö»ùÀ࣬Õâ×éÀàѹËõºÍÒþ²ØÁ˼àÌý¡¢½ÓÊܺʹ¦Àí½øÈëµÄsocketÁ¬½ÓµÄϸ½Ú¡£
1¡¢SocketServers¼Ò×å
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PythonÄ£¿éѧϰ

¡¡¡¡ÉÏ´Îѧϰ¹ýmarshalÄ£¿éÓÃÓÚÐòÁл¯ºÍ·´ÐòÁл¯£¬µ«marshalµÄ¹¦ÄܱȽϱ¡Èõ£¬Ö»Ö§³Ö²¿·ÖÄÚÖÃÊý¾ÝÀàÐ͵ÄÐòÁл¯/·´ÐòÁл¯£¬¶ÔÓÚÓû§×Ô¶¨ÒåµÄÀàÐ;ÍÎÞÄÜΪÁ¦£¬Í¬Ê±marshal²»Ö§³Ö×ÔÒýÓÃ(µÝ¹éÒýÓÃ)µÄ¶ÔÏóµÄÐòÁл¯¡£ËùÒÔÖ±½ÓʹÓÃmarshalÀ´ÐòÁл¯/·´ÐòÁл¯¿ÉÄܲ»ÊǺܷ½±ã¡£»¹ºÃ£¬python±ê×¼¿âÌṩÁ˹¦Äܸü¼ÓÇ¿´óÇÒ¸ü¼Ó°²È«µÄpickle ......

Python Ascii to bcd bcd to Ascii

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"""
    AscII×Ö·ûת»»ÎªBCD×Ö·û
"""
def asc2bcd(inAsc, pad_L0_R1 = 0):
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    inAsc = inAsc.upper()
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