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# _018
# This is a module (if write Chinese in a module, there will be a error)
def func1():
print 'This is function 1.'
def func2():
print 'This is function 2.'
def func3():
print 'This is function 3.'
# 019
# ʹÓÓimport”Óï¾äµ÷ÓÃÄ£¿é£º
import _018_Module
_018_Module.func1()
_018_Module.func2()
_018_Module.func3()

output£º
This is function 1.
This is function 2.
This is function 3.
Àý2£º
# _018
# This is a module (if write Chinese in a module, there will be a error)
def func1():
print 'This is function 1.'
def func2():
print 'This is function 2.'
def func3():
print 'This is function 3.'

# 020
# ʹÓÓfrom ... import ...”Óï¾äµ÷ÓÃÄ£¿é
from _018_Module import func2
import _018_Module
_018_Module.func1()
func2()
_018_Module.func3()

output£º
This is function 1.
This is function 2.
This is function 3.
Àý3£º
# _018
# This is a module (if write Chinese in a module, there will be a error)
def func1():
print 'This is function 1.'
def func2():
print 'This is function 2.'
def func3():
print 'This is function 3.'

# 021
# ʹÓÓfrom ... import *”Óï¾äµ÷ÓÃÄ£¿é
from _018_Module import *
func1()
func2()
func3()
output£º
This is function 1.
This is function 2.
This is function 3.


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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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easy_installÈÃpythonµÄ°ü¹ÜÀí±äµÃeasy

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Li ......

ʵս¹¹½¨PythonºÍC++»ìºÏϵͳ

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pythonÔËËã·û ¹©ÖØÔزο¼

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__floordiv__,__rfloordiv__
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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: ......
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