{"id":204674,"date":"2025-05-29T12:03:57","date_gmt":"2025-05-29T04:03:57","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204674\/"},"modified":"2025-05-29T12:03:57","modified_gmt":"2025-05-29T04:03:57","slug":"%e6%9c%89%e7%94%a8%e7%9a%84-ipython-%e9%ad%94%e6%b3%95%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204674\/","title":{"rendered":"\u6709\u7528\u7684 IPython \u9b54\u6cd5\u547d\u4ee4"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u6709\u7528\u7684 IPython \u9b54\u6cd5\u547d\u4ee4<\/h1>\n<p>\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u6709\u7528\u7684 IPython \u9b54\u6cd5\u547d\u4ee4\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241113\/17314565646733ee34dd863.jpg\" class=\"aligncenter\"><\/p>\n<p>\u8bf7\u6211\u559d\u676f\u5496\u5561<\/p>\n<p>ipython \u9b54\u6cd5\u547d\u4ee4\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u4ee3\u7801\uff0c\u57fa\u672c\u4e0a\u4ee5 % \u6216 %% \u5f00\u5934\uff0c\u4f46\u6709\u65f6\uff01\u6216!!:<\/p>\n<p>*\u5907\u5fd8\u5f55\uff1a<\/p>\n<ul>\n<li>\u57fa\u672c\u4e0a\uff0c% \u6216 %% \u6bd4 ! \u66f4\u6709\u6548\u3002\u6216\u8005 \uff01\uff01\u6240\u4ee5\u53ea\u6709\u5f53 % \u6216 %% \u4e0d\u8d77\u4f5c\u7528\u65f6\u624d\u4f7f\u7528 !\u6216\u8005\uff01\uff01.<\/li>\n<li>\u6709\u4e9b\u795e\u5947\u547d\u4ee4\u4ec5\u9002\u7528\u4e8e % \u6216 !\u4f46\u4e0d\u80fd\u4f7f\u7528 %% \u6216 !!.<\/li>\n<li>\u6211\u4ece\u672a\u89c1\u8fc7\u4e0e !!.<\/li>\n<p> \u4e00\u8d77\u4f7f\u7528\u7684\u9b54\u6cd5\u547d\u4ee4 <\/p>\n<li>\u5e26\u6709 % \u6216 ! \u7684\u795e\u5947\u547d\u4ee4\u7528\u4e8e\u4e00\u884c\u4ee3\u7801\u3002<\/li>\n<li>\u5e26\u6709 %% \u6216 !! \u7684\u9b54\u6cd5\u547d\u4ee4\u7528\u4e8e\u4e00\u4e2a\u5355\u5143\u683c\uff08\u4e00\u884c\u6216\u591a\u884c\u4ee3\u7801\uff09\u3002<\/li>\n<li>ipython masic \u547d\u4ee4\u53ef\u4ee5\u5728 ipython \u548c\u57fa\u4e8e ipython \u7684\u7f16\u8f91\u5668\u4e0a\u4f7f\u7528\uff0c\u4f8b\u5982 google colab\u3001jupyterlab\u3001jupyter notebook \u7b49<\/li>\n<li> ipython \u6587\u6863\u5e76\u672a\u6db5\u76d6\u6240\u6709\u9b54\u6cd5\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p>*\u5bf9\u4e8eunix(linux)\u547d\u4ee4\uff0c\u5e94\u8be5\u4f7f\u7528%\uff0c\u56e0\u4e3a\uff01\u6709\u65f6\u4e0d\u8d77\u4f5c\u7528\u3002<\/p>\n<ul>\n<li> %pwd \u53ef\u4ee5\u663e\u793a\u5f53\u524d\u76ee\u5f55\uff1a <\/li>\n<\/ul>\n<pre>%pwd\n# '\/home\/superkai'\n<\/pre>\n<ul>\n<li> %ls \u53ef\u4ee5\u663e\u793a\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u3002 *-a \u8fd8\u53ef\u4ee5\u663e\u793a\u9690\u85cf\u7684\u6587\u4ef6\u548c\u6587\u4ef6\u5939\uff1a <\/li>\n<\/ul>\n<pre>%ls -a\n# .\/  ..\/ file1 .file2 folder1\/ .folder2\/\n<\/pre>\n<ul>\n<li> %cd \u53ef\u4ee5\u6539\u53d8\u5f53\u524d\u76ee\u5f55\uff1a <\/li>\n<\/ul>\n<pre>%cd folder1\n<\/pre>\n<ul>\n<li> %rm \u53ef\u4ee5\u5220\u9664\uff08\u5220\u9664\uff09\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u3002 *-r \u5141\u8bb8\u5220\u9664\u6587\u4ef6\u5939\uff1a <\/li>\n<\/ul>\n<pre>%rm -r file1 folder1\n<\/pre>\n<p>*%git \u4e0d\u8d77\u4f5c\u7528\u3002<\/p>\n<p>1.&nbsp;\u514b\u9686\u516c\u5171\u6216\u79c1\u6709\u5b58\u50a8\u5e93\uff1a<\/p>\n<p>*\u5907\u5fd8\u5f55\uff1a<\/p>\n<ul>\n<li> % \u4e0d\u9002\u7528\u4e8e git \u547d\u4ee4\u3002<\/li>\n<li> \u6211\u7684\u6587\u7ae0\u89e3\u91ca\u4e86\u5982\u4f55\u4f7f\u7528\u6765\u81ea github \u7684 fgpat\uff08\u7ec6\u7c92\u5ea6\u4e2a\u4eba\u8bbf\u95ee\u4ee4\u724c\uff09\u514b\u9686\u79c1\u6709\u5b58\u50a8\u5e93\u3002<\/li>\n<li> \u6211\u7684\u6587\u7ae0\u89e3\u91ca\u4e86\u5982\u4f55\u4f7f\u7528\u6765\u81ea github \u7684 pat\uff08\u4e2a\u4eba\u8bbf\u95ee\u4ee4\u724c\uff09\u514b\u9686\u79c1\u6709\u5b58\u50a8\u5e93\u3002 <\/li>\n<\/ul>\n<pre>!git clone https:\/\/github.com\/&lt;usr or org&gt;\/&lt;repo&gt;.git\n<\/pre>\n<pre>!git clone https:\/\/&lt;fgpat or pat&gt;@github.com\/&lt;usr or org&gt;\/&lt;repo&gt;.git\n<\/pre>\n<p>2.&nbsp;\u8fdb\u884c\u6dfb\u52a0\u64cd\u4f5c\uff1a<br \/> *\u5907\u6ce8\uff1a<\/p>\n<ul>\n<li> -a \u53ef\u4ee5\u6682\u5b58\u6240\u6709\uff08\u65b0\u7684\u3001\u4fee\u6539\u7684\u3001\u5220\u9664\u7684\uff09\u6587\u4ef6\u3002<\/li>\n<li> -a\uff08\u5c0f\u5199\uff09\u4e0d\u8d77\u4f5c\u7528\u3002 <\/li>\n<\/ul>\n<pre>!git add -a\n<\/pre>\n<p>3.&nbsp;\u53ef\u80fd\u9700\u8981\u914d\u7f6e\u64cd\u4f5c\u6765\u6dfb\u52a0\u7535\u5b50\u90ae\u4ef6\u548c\u7528\u6237\u540d\uff1a<\/p>\n<pre>git config --global user.email \"you@example.com\"\ngit config --global user.name \"your name\"\n<\/pre>\n<p>4.&nbsp;\u8fdb\u884c\u63d0\u4ea4\u64cd\u4f5c\u3002 *\u6ca1\u6709\u6d88\u606f -m &#8220;&#8230;&#8221; \u7684\u547d\u4ee4\u4f1a\u51fa\u73b0\u9519\u8bef\uff1a<\/p>\n<pre>!git commit -m \"new\"\n<\/pre>\n<p>5.&nbsp;\u8fdb\u884c\u63a8\u9001\u64cd\u4f5c\u3002 *\u4e0d\u5e26 main \u7684\u547d\u4ee4\u4e5f\u53ef\u4ee5\u5de5\u4f5c\uff1a<\/p>\n<p>*\u5907\u5fd8\u5f55\uff1a<\/p>\n<ul>\n<li> %timeit \u9002\u7528\u4e8e\u4e00\u884c\u4ee3\u7801\u3002<\/li>\n<li> %%timeit \u9002\u7528\u4e8e\u4e00\u4e2a\u5355\u5143\u683c\uff08\u4e00\u884c\u6216\u591a\u884c\u4ee3\u7801\uff09<\/li>\n<li>\u60a8\u53ef\u4ee5\u5728 %timeit \u548c %%timeit \u4e4b\u540e\u8bbe\u7f6e -r &lt;number&gt; \u4f8b\u5982%timeit -r 4 \u548c %%timeit -r 4 \u53ef\u4ee5\u5c06\u91cd\u590d\u6b21\u6570\u4ece 7 \u66f4\u6539\u4e3a 4\u3002 *\u60a8\u53ef\u4ee5\u68c0\u67e5 %timeit \u548c %%timeit \u7684\u66f4\u591a\u9009\u9879\uff08\u6807\u5fd7\uff09\u3002<\/li>\n<\/ul>\n<p>%timeit \u53ef\u4ee5\u8ba1\u7b97\u4e00\u884c\u4ee3\u7801\u7684\u5e73\u5747\u503c\uff08average\uff09\u548c\u6807\u51c6\u5dee\uff08std\uff09\uff0c\u9ed8\u8ba4\u4ee5\u5408\u9002\u7684\u5faa\u73af\u6b21\u6570\u91cd\u590d 7 \u6b21\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>%timeit sum(range(1000000))\n# 21.1 ms \u00b1 4.79 ms per loop (mean \u00b1 std. dev. of 7 runs, 100 loops each)\n<\/pre>\n<p>%%timeit \u53ef\u4ee5\u8ba1\u7b97\u4e00\u4e2a\u5355\u5143\u683c\uff08\u4e00\u884c\u6216\u591a\u884c\u4ee3\u7801\uff09\u7684\u5747\u503c\uff08average\uff09\u548c\u6807\u51c6\u5dee\uff08std\uff09\uff0c\u9ed8\u8ba4\u4ee5\u5408\u9002\u7684\u5faa\u73af\u6b21\u6570\u91cd\u590d 7 \u6b21\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>%%timeit\nsum(range(1000000))\nsum(range(1000000))\nsum(range(1000000))\n# 57.5 ms \u00b1 1.49 ms per loop (mean \u00b1 std. dev. of 7 runs, 10 loops each)\n<\/pre>\n<p>*\u5907\u5fd8\u5f55\uff1a<\/p>\n<ul>\n<li> %time \u9002\u7528\u4e8e\u4e00\u884c\u4ee3\u7801\u3002<\/li>\n<li> %%\u65f6\u95f4\u9002\u7528\u4e8e\u4e00\u4e2a\u5355\u5143\u683c\uff08\u4e00\u884c\u6216\u591a\u884c\u4ee3\u7801\uff09<\/li>\n<li> cpu \u65f6\u95f4\u662f<strong>\u7528\u6237 cpu \u65f6\u95f4<\/strong> \u548c <strong>\u7cfb\u7edf cpu \u65f6\u95f4<\/strong> \u7684\u603b\u548c\uff1a *\u5907\u6ce8\uff1a\n<ul>\n<li> <strong>\u7528\u6237cpu\u65f6\u95f4<\/strong>\u662f\u7a0b\u5e8f\u5728\u7528\u6237\u7a7a\u95f4\u4e0a\u4f7f\u7528cpu\u7684\u65f6\u95f4\u91cf\u3002 *\u7528\u6237\u7a7a\u95f4\u662f\u5e94\u7528\u7a0b\u5e8f\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n<li> <strong>\u7cfb\u7edfcpu\u65f6\u95f4<\/strong>\u662f\u7a0b\u5e8f\u5728<strong>\u5185\u6838\u7a7a\u95f4<\/strong>\u4e0a\u4f7f\u7528cpu\u7684\u65f6\u95f4\u91cf\u3002 *<strong>\u5185\u6838\u7a7a\u95f4<\/strong>\u662f\u5185\u6838\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u5185\u6838\u662f\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\u3002<\/li>\n<\/ul>\n<\/li>\n<li> real \u662f<strong>\u5b9e\u65f6<\/strong>\uff0c\u5373\u4ece\u7a0b\u5e8f\u5f00\u59cb\u5230\u7a0b\u5e8f\u7ed3\u675f\u7684\u65f6\u95f4\u3002 *<strong>\u5b9e\u65f6<\/strong>\u4e5f\u79f0\u4e3a<strong>\u6302\u949f\u65f6\u95f4<\/strong>\u6216<strong>\u6302\u949f\u65f6\u95f4<\/strong>\u3002<\/li>\n<\/ul>\n<p>%time \u53ef\u4ee5\u8ba1\u7b97\u4e00\u884c\u4ee3\u7801\u7684 cpu \u65f6\u95f4\u548c wall(real) \u65f6\u95f4\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>%time sum(range(1000000))\n# cpu times: user 19.7 ms, sys: 0 ns, total: 19.7 ms\n# wall time: 19.6 ms\n# 499999500000\n<\/pre>\n<p>%%time\u53ef\u4ee5\u8ba1\u7b97\u4e00\u4e2acell\u7684cpu\u65f6\u95f4\u548cwall\uff08\u771f\u5b9e\uff09\u65f6\u95f4\uff08\u4e00\u884c\u6216\u591a\u884c\u4ee3\u7801\uff09\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>%%time\nsum(range(1000000))\nsum(range(1000000))\nsum(range(1000000))\n# CPU times: user 60.6 ms, sys: 0 ns, total: 60.6 ms\n# Wall time: 63.4 ms\n# 499999500000\n<\/pre>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u6709\u7528\u7684 IPython \u9b54\u6cd5\u547d\u4ee4\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6709\u7528\u7684 IPython \u9b54\u6cd5\u547d\u4ee4&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204674","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204674","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204674"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204674\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}