PythonÈëÃŵÄ36¸öÀý×Ó Ö® 26
Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 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.
>>>
Ïà¹ØÎĵµ£º
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 ......
# 004
# ÀûÓÃÈýÒýºÅ(''' or """)¿ÉÒÔָʾ¶àÐÐ×Ö·û´®
print '''line1
line2
line3'''
# ÁíÍ⣬Ä㻹¿ÉÒÔÔÚÈýÒýºÅÖÐÈÎÒâʹÓõ¥ÒýºÅºÍË«ÒýºÅ
print ''' "What's up? ," he replied.'''
# ·ñÔò£¬ÄãºÃʹÓÃתÒå·ûÀ´ÊµÏÖͬÑùµÄЧ¹û
# »¹ÊÇʹÓÃÈýÒýºÅºÃ£¬²»È»¾ÍÆÆ»µÁËÊÓ¾õÃÀÁË
print ' \"Wha ......
Àý1£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.'
# 019
# ʹÓÓimport”Óï¾äµ÷ÓÃÄ£¿é£º
import _018_Module
_ ......
Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 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±£³ÖÔʼµÄÂß¼¹ØÏµ
for ele in tuple2:
print ele
print '\n'
for ele in tuple2[0]:
pr ......
# 027
toolName = 'Google'
if toolName.startswith('Go'):
print 'The tool\'s name starts with \"Go\".'
if 'oo' in toolName:
print 'The tool\'s name contains the stirng "oo".'
print toolName.find('gl') # ·µ»ØÊ״γöÏÖ“gl”×Ö·û´®µÄË÷Òý
if toolName.find('Baidu ......