锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#31934;&#21697;&#22269;&#20135;&#38738;&#33609;&#20037;&#20037;&#20037;&#20037;&#31119;&#21033;&#44;&#19977;&#32423;&#29255;&#20813;&#36153;&#35266;&#30475;&#20037;&#20037;&#44;&#20037;&#20037;&#22269;&#20135;&#39321;&#34121;&#35270;&#39057;</title><link>http://www.shnenglu.com/panzhizhou/category/20628.html</link><description /><language>zh-cn</language><lastBuildDate>Thu, 22 May 2014 13:50:22 GMT</lastBuildDate><pubDate>Thu, 22 May 2014 13:50:22 GMT</pubDate><ttl>60</ttl><item><title>pythondoc_tutorial_note</title><link>http://www.shnenglu.com/panzhizhou/articles/python.html</link><dc:creator>pzz</dc:creator><author>pzz</author><pubDate>Wed, 21 May 2014 07:21:00 GMT</pubDate><guid>http://www.shnenglu.com/panzhizhou/articles/python.html</guid><wfw:comment>http://www.shnenglu.com/panzhizhou/comments/207043.html</wfw:comment><comments>http://www.shnenglu.com/panzhizhou/articles/python.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/panzhizhou/comments/commentRss/207043.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/panzhizhou/services/trackbacks/207043.html</trackback:ping><description><![CDATA[<div><strong>p25: &nbsp;</strong><br />def cheeseshop(kind,*arguments,**keywords):</div><div>&nbsp; &nbsp; &nbsp; &nbsp;for arg in arguments:</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; print arg</div><div>&nbsp; &nbsp; &nbsp; &nbsp;keys=sorted(keywords.keys())</div><div>&nbsp; &nbsp; &nbsp; &nbsp;for kw in keys:</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;print kw,":",keywords[kw]</div><div></div><div>that *arguments must occur before **keywords.</div><div>cheeseshop("Limburger", "It&#8217;s very runny, sir.","It&#8217;s really very, VERY runny, sir.",</div><div>shopkeeper=&#8217;Michael Palin&#8217;,client="John Cleese",sketch="Cheese Shop Sketch")</div><div></div><div><strong>2.sort usage:</strong></div><div>pairs = [(1, &#8217;one&#8217;), (2, &#8217;two&#8217;), (3, &#8217;three&#8217;), (4, &#8217;four&#8217;)]</div><div>pairs.sort(key=lambda pair: pair[1])</div><div></div><div></div><div><strong>p29:</strong></div><div>list 鍙互浣滀負(fù)涓�涓槦鍒楋紝鏁扮粍錛屾爤鏉ョ敤銆傛敮鎸佷笅鏍囩儲(chǔ)寮曪紝鎺掑簭錛岄�嗗簭錛屾彃鍏ワ紝鍒犻櫎錛屾嫇灞曠瓑鍔熻兘</div><div>褰撶劧浜?jiǎn)锛宭ist浣滀負(fù)涓�涓槦鍒楁潵鐢ㄧ殑鏃跺�欙紝鏁堢巼騫朵笉楂橈紝鍥犱負(fù)娑夊強(qiáng)澶ч噺鐨勫厓绱犵Щ浣嶆搷浣滐紝鍥犳鎴戜滑鍙互浣跨敤collections.deque</div><div></div><div></div><div></div><div>(1) filter(function,sequence) &nbsp;return a sequence ..that function(item) is true</div><div>(2) map(function,sequence) &nbsp; &nbsp; return a sequence</div><div>(3錛塺educe(function,sequence) &nbsp;returns a single value constructed by calling the binary function function</div><div>on the first two items of the sequence, then on the result and the next item, and so on.</div><div></div><div></div><div><strong>p35:</strong></div><div>(1) tuple</div><div>涓嶅彲鏇存敼錛屾搷浣滀笌list綾諱技</div><div>&nbsp;</div><div>(2) set</div><div>娌℃湁閲嶅鍏冪礌錛?/div><div></div><div>(3) dictionaries</div><div></div><div><strong>p36:</strong></div><div>enumerate() &nbsp;榪斿洖绱㈠紩鍜岀儲(chǔ)寮曞�肩殑pair 瀵圭殑榪唬鍣?/div><div>for q, a in zip(questions, answers):</div><div>&nbsp; &nbsp; print &#8217;What is your {0}? It is {1}.&#8217;.format(q, a)</div><div></div><div></div><div>*褰撳驚鐜嬌鐢ㄥ瓧鍏哥殑鏃跺�欙紝鎴戜滑鍙互浣跨敤iteritems()鍑芥暟鏉ヤ唬鏇夸笂闈㈢殑enumerate()</div><div></div><div>p47:</div><div>(4) str</div><div>&nbsp;杞崲鎴愬瓧絎︿覆鐨勫嚱鏁幫細(xì)str()鍜宺epr()</div><div>&nbsp;str.format()</div><div>&nbsp;eg. &nbsp;print '{0} and {1}'.format('span','eggs')</div><div></div><div><strong>p50:</strong></div><div>鏂囦歡璇誨啓:</div><div>f.read()</div><div>f.readline()</div><div></div><div>f.readlines()</div><div></div><div><strong>p52:</strong></div><div>鐢╦son鏉ュ偍瀛樺鏉傜粨鏋勭殑鏂囦歡鍐呭</div><div>json.dumps([1,'simple'.'list'])</div><div>json.dump(x,f) &nbsp;//鍌ㄥ瓨x鍒版枃浠秄涓?/div><div>x=json.load(f) &nbsp;//瀵煎嚭鏂囦歡鐨勭粨鏋勬暟鎹埌x</div><div></div><div>json鍙互澶勭悊鍒楄〃鍜屽瓧鍏革紝瀵逛簬浠繪剰綾葷殑瀹炰緥錛宩son闇�瑕佸仛鐐歸澶栫殑宸ヤ綔錛岃繖涓椂鍊欐垜浠彲浠ヤ笅闈㈣繖涓寘錛?/div><div>pickle</div><div></div><div>---------------------------------------------------------------------------------------</div><div></div><div>(5) <strong>鍏充簬python鐨勭被錛屾垜鎯寵鏄庡涓?/strong>錛?/div><div>&nbsp; &nbsp; 涓巆++綾諱技錛屽彲浠ユ湁澶氱戶(hù)鎵褲�備絾鏄病鏈夋墍璋撶殑铏氬嚱鏁版満鍒訛紝鍙﹀鍦╟++涓殣鍚殑this鎸囬拡鍦╬ython涓浉瀵瑰簲鐨勫氨鏄痵elf錛岃�屼笖鏈夊唴緗殑涓�浜涙暟鎹垚鍛樺拰鍑芥暟錛屽浜庝竴涓被__init__(self)榪欐牱鐨勫艦寮忕殑鍑芥暟錛屾垜浠彲浠ョ湅浣滄槸鍐呯疆鍑芥暟錛屽彲浠ョ湅鎴愭槸鏋勯�犲嚱鏁幫紝鍚屾牱涔熸湁閲嶈澆鐨勫艦寮忥紝鑰屼笖鍦ㄥ璞＄敓鎴愭椂錛岃繖浜涘嚱鏁板氨鏈変簡(jiǎn)錛屼篃灝辨槸璇磋繖涓槸緇戝畾浜庣被瀵硅薄鐨勶紝鑷充簬闅愬紡鑷姩鏋勯�犲嚱鏁幫紝鍙互浠巆++涓緱鍒板惎鍙戯紝浠庝嬌鐢ㄧ殑瑙掑害鏉ヨ錛宲ython鏇村鏄撶悊瑙ｏ紝鑰屼笖涔熶笉闇�瑕佹墜鍔ㄩ噴鏀懼唴瀛樺仛鏋愭瀯榪欐牱鐨勬搷浣滐紝鎬葷殑鏉ヨ錛屽彲浠ヤ粠c++鐨勭被鐨勬�濈淮涔?fàn)鎯潵鐪嬪緟杩欎釜python</div><div>----------------------------------------------------------------------------------------</div><div></div><div></div><div>p71錛?/div><div><strong>鍚勭被鍖呯殑綆�鍗曞洖欏撅細(xì)</strong></div><div>錛?錛?os</div><div>&nbsp; &nbsp; &nbsp; os.getcwd() &nbsp; &nbsp; &nbsp;//return working directory</div><div>&nbsp; &nbsp; &nbsp; os.chdir()</div><div>&nbsp; &nbsp; &nbsp; os.system(command) &nbsp;//鎵ц緋葷粺鍛戒護(hù)</div><div></div><div>(2) shutil</div><div>&nbsp; &nbsp; 鎷瘋礉錛岀Щ鍔ㄦ枃浠?/div><div>&nbsp; &nbsp; copyfile錛宮ove</div><div>(3) glob</div><div>&nbsp; &nbsp; 鍒楀嚭褰撳墠鏂囦歡涓嬬殑鎵�鏈夋枃浠?/div><div>&nbsp; &nbsp; glob.glob('*.py')</div><div></div><div>p72:</div><div>(1) re</div><div>&nbsp;re.findall(patern,string)</div><div>&nbsp;'tea for too'.replace('roo','two')</div><div>(2) random()</div><div>&nbsp; random.choice(['apple','pear','banana'])</div><div>&nbsp; random.sample(xrange(100),10)</div><div>&nbsp; random.random()</div><div>&nbsp; random.randrange()</div><div>(3) Internet 鎺ュ叆</div><div>&nbsp; &nbsp;urllib2,smtplib涓や釜鍖?/div><div>(4) 鏃ユ湡鍜屾椂闂寸殑鍖?/div><div>&nbsp; &nbsp; &nbsp;datetime</div><div>(5) 鏁版嵁鍘嬬緝鐨勫寘</div><div>&nbsp; &nbsp; zlib</div><div>&nbsp; &nbsp; t=zlib.compress(s)</div><div>&nbsp; &nbsp; zlib.decompress(t)</div><div>(6) 璁℃椂鐨勫寘</div><div>&nbsp; &nbsp; timeit</div><div>&nbsp; &nbsp; from timeit import Timer</div><div>&nbsp; &nbsp; Timer(express).timeit() &nbsp; //璁℃椂</div><div>(7) 璐ㄩ噺鎺у埗鐨勪袱涓寘</div><div>&nbsp; &nbsp; doctest錛寀nittest</div><div></div><div>&nbsp; &nbsp;&nbsp;</div><div></div><div></div><div></div><div></div><div></div><div>&nbsp;</div><div></div><img src ="http://www.shnenglu.com/panzhizhou/aggbug/207043.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/panzhizhou/" target="_blank">pzz</a> 2014-05-21 15:21 <a href="http://www.shnenglu.com/panzhizhou/articles/python.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>              <footer>
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