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Ê×ÏÈ, ˵˵pythonÀïÃæµÄ±Õ°ü°É:
1. ÐèÒªº¯ÊýǶÌ×, ¾ÍÊÇÒ»¸öº¯ÊýÀïÃæÔÙдһ¸öº¯Êý.
2. Íⲿº¯ÊýÐèÒª·µ»ØÒ»¸öÄÚ²¿º¯ÊýµÄÒýÓÃ
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1. ×ÔÓɱäÁ¿: Íⲿº¯ÊýÖж¨ÒåµÄ¾Ö²¿±äÁ¿, ²¢ÇÒÔÚÄÚ²¿º¯ÊýÖб»Ê¹ÓÃ.
2. ±Õ°ü: ÄǸöʹÓÃÁË×ÔÓɱäÁ¿²¢±»·µ»ØµÄÄÚ²¿º¯Ê ......

beginning python summary chapter 4 ×Öµä

1¡¢PythonÖ®ÖÐΨһÄÚ½¨µÄÓ³ÉäÀàÐ;ÍÊÇ×ֵ䣨Dictionary£©¡£×ÖµäÖеÄÖµ²¢Ã»ÓÐÌØÊâµÄ˳Ðò£¬µ«ÊǶ¼°´Õչؼü×Ö£¨Key£©½øÐд洢£¬¹Ø¼ü×Ö¿ÉÒÔÊÇÊý×Ö¡¢×Ö·û´®£¬ÉõÖÁÊÇÔª×飨Tuple£©¡£
2¡¢×ÖµäµÄÓï·¨£º×ÖµäÃû = {'¼ükeys':'Öµvaules','¼ükeys':'Öµvaules','¼ükeys':'Öµvaules',...}£¬×ÖµäÖаüº¬ºÜ¶à¶Ô£¨³ÆÎªÌõÄ¿items£©£¬ÓÉ£¨keys£ ......

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1. ²âÊÔÒ³ÃæÊÇ·ñ¿É·ÃÎʵģ»
1.1 HTTP request status = 200, Ò³ÃæÏÂÔØÕýÈ·
from urllib import urlopen
# set up
url = None
# test
url = urlopen('http://www.baidu.com')
assert url.getcode() == 200
# ......

Python±ê×¼¿â tracebackÄ£¿é

Example 2-18 չʾÁË traceback Ä£¿éÔÊÐíÄãÔÚ³ÌÐòÀï´òÓ¡Òì³£µÄ¸ú×Ù·µ»Ø
(Traceback)ÐÅÏ¢, ÀàËÆÎ´²¶»ñÒ쳣ʱ½âÊÍÆ÷Ëù×öµÄ. Èç Example 2-18 Ëùʾ. 2.11.0.1. Example
2-18. ʹÓà traceback Ä£¿é´òÓ¡¸ú×Ù·µ»ØÐÅÏ¢ File: traceback-example-1.py # note!
import
Example 2-18 չʾÁË traceback Ä£¿éÔÊÐíÄãÔÚ³ÌÐòÀï´òÓ¡Òì³£ ......
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