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PythonÈëÃŵÄ36¸öÀý×Ó Ö® 26

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# 029
aFile = file(r'C:\in.txt', 'r')
while True:
line = aFile.readline()
if len(line) == 0:
break
# end of if
print line,
# end of while
aFile.close()

output£º
>>>
This is the first line.
This is the second line.
This is the third line.
>>>


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Python Ascii to bcd bcd to Ascii

ÔÚÍøÉÏËѲ»µ½¹ØÓÚ Ascii ºÍ bcd»¥Ïàת»¯µÄÎÄÕ£¬ÓÚÊÇ×Ô¼ºÐ´ÁËÒ»¸ö£¬ºÍ´ó¼Ò·ÖÏíÏ¡£
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"""
    AscII×Ö·ûת»»ÎªBCD×Ö·û
"""
def asc2bcd(inAsc, pad_L0_R1 = 0):
#È«²¿×ª»»Îª´óд£¬ÎªºóÃæµÄת»»Ìṩ·½±ã
    inAsc = inAsc.upper()
 &nb ......

£¨×ª£©Python×Ö·û´®µÄencodeÓëdecode isinstance

Ê×ÏÈÒª¸ãÇå³þ£¬×Ö·û´®ÔÚPythonÄÚ²¿µÄ±íʾÊÇunicode±àÂ룬Òò´Ë£¬ÔÚ×ö±àÂëת»»Ê±£¬Í¨³£ÐèÒªÒÔunicode×÷ΪÖмä±àÂ룬¼´ÏȽ«ÆäËû±àÂëµÄ×Ö·û´®½âÂ루decode£©³Éunicode£¬ÔÙ´Óunicode±àÂ루encode£©³ÉÁíÒ»ÖÖ±àÂë¡£
decodeµÄ×÷ÓÃÊǽ«ÆäËû±àÂëµÄ×Ö·û´®×ª»»³Éunicode±àÂ룬Èçstr1.decode('gb2312')£¬±íʾ½«gb2312±àÂëµÄ×Ö·û´®×ª»»³ ......

PythonÄ£¿éѧϰ

¡¡¡¡ÓÐʱºò£¬Òª°ÑÄÚ´æÖеÄÒ»¸ö¶ÔÏó³Ö¾Ã»¯±£´æµ½´ÅÅÌÉÏ£¬»òÕßÐòÁл¯³É¶þ½øÖÆÁ÷ͨ¹ýÍøÂç·¢Ë͵½Ô¶³ÌÖ÷»úÉÏ¡£PythonÖÐÓкܶàÄ£¿éÌṩÁËÐòÁл¯Óë·´ÐòÁл¯µÄ¹¦ÄÜ£¬È磺marshal, pickle, cPickleµÈµÈ¡£½ñÌì¾Í½²½²marshalÄ£¿é¡£
¡¡¡¡×¢Ò⣺
marshal²¢²»ÊÇÒ»¸öͨÓõÄÄ£¿é£¬ÔÚijЩʱºòËüÊÇÒ»¸ö²»±»ÍƼöʹÓõÄÄ£¿é£¬ÒòΪʹÓÃmarshalÐ ......

PythonÈëÃŵÄ36¸öÀý×Ó Ö® 18

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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
_ ......

PythonÈëÃŵÄ36¸öÀý×Ó Ö® 19

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# 023
# Tuple(ÔªËØ×é)ÊDz»¿É±äµÄÁбí
tuple1 = (1, 2, 3)
print tuple1
tuple2 = (tuple1, 4, 5, 6) # Ò»¸öÔªËØ×é¿ÉÒÔ×÷ΪÁíÍâÒ»¸öÔªËØ×éµÄÔªËØ
print tuple2 # ²¢ÇÒÄܹ»ÔÚ´æ´¢µÄʱºò±£³ÖԭʼµÄÂß¼­¹ØÏµ
for ele in tuple2:
print ele
print '\n'
for ele in tuple2[0]:
pr ......
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