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>&#22269;&#20135;&#31934;&#21697;&#22269;&#20135;&#97;&#44;&#22269;&#20135;&#31934;&#21697;&#20108;&#21306;&#19977;&#21306;&#22235;&#21306;&#44;&#26085;&#38889;&#21320;&#22812;&#35270;&#39057;&#22312;&#32447;&#35266;&#30475;</title><link>http://m.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://m.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://m.shnenglu.com/panzhizhou/articles/python.html</guid><wfw:comment>http://m.shnenglu.com/panzhizhou/comments/207043.html</wfw:comment><comments>http://m.shnenglu.com/panzhizhou/articles/python.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/panzhizhou/comments/commentRss/207043.html</wfw:commentRss><trackback:ping>http://m.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互浣滀負涓�涓槦鍒楋紝鏁扮粍錛屾爤鏉ョ敤銆傛敮鎸佷笅鏍囩儲寮曪紝鎺掑簭錛岄�嗗簭錛屾彃鍏ワ紝鍒犻櫎錛屾嫇灞曠瓑鍔熻兘</div><div>褰撶劧浜嗭紝list浣滀負涓�涓槦鍒楁潵鐢ㄧ殑鏃跺�欙紝鏁堢巼騫朵笉楂橈紝鍥犱負娑夊強澶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�濈淮涔犳儻鏉ョ湅寰呰繖涓猵ython</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</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</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://m.shnenglu.com/panzhizhou/aggbug/207043.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/panzhizhou/" target="_blank">pzz</a> 2014-05-21 15:21 <a href="http://m.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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