{"id":1121784,"date":"2025-01-08T19:13:24","date_gmt":"2025-01-08T11:13:24","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1121784.html"},"modified":"2025-01-08T19:13:27","modified_gmt":"2025-01-08T11:13:27","slug":"python%e5%a6%82%e4%bd%95%e5%b0%86txt%e8%af%bb%e6%88%90%e6%9c%89%e5%ba%8f%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1121784.html","title":{"rendered":"python\u5982\u4f55\u5c06txt\u8bfb\u6210\u6709\u5e8f\u6570\u7ec4"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25083910\/6ef33dbf-fde1-42b5-9a08-96e367e19f4f.webp\" alt=\"python\u5982\u4f55\u5c06txt\u8bfb\u6210\u6709\u5e8f\u6570\u7ec4\" \/><\/p>\n<p><p> <strong>Python \u5c06 txt \u8bfb\u6210\u6709\u5e8f\u6570\u7ec4\u7684\u65b9\u6cd5\u4e3b\u8981\u6709\uff1a\u4f7f\u7528\u5185\u7f6e\u7684 <code>open()<\/code> \u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3001\u5229\u7528 <code>strip()<\/code> \u548c <code>split()<\/code> \u65b9\u6cd5\u5904\u7406\u6570\u636e\u3001\u7ed3\u5408 <code>sorted()<\/code> \u51fd\u6570\u8fdb\u884c\u6392\u5e8f\u3002<\/strong> \u5176\u4e2d\uff0c\u6700\u5173\u952e\u7684\u4e00\u6b65\u662f\u5c06\u6587\u4ef6\u8bfb\u53d6\u5e76\u6309\u884c\u6216\u7279\u5b9a\u5206\u9694\u7b26\u62c6\u5206\u6210\u6570\u7ec4\uff0c\u7136\u540e\u8fdb\u884c\u6392\u5e8f\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5982\u4f55\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u6253\u5f00\u5e76\u8bfb\u53d6\u6587\u4ef6<\/h3>\n<\/p>\n<p><p>\u5728\u5904\u7406\u6587\u672c\u6587\u4ef6\u65f6\uff0c\u9996\u5148\u9700\u8981\u7528 Python \u7684\u5185\u7f6e\u51fd\u6570 <code>open()<\/code> \u6253\u5f00\u6587\u4ef6\u3002\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\u4ee5\u53ea\u8bfb\u6a21\u5f0f (<code>&#39;r&#39;<\/code>) \u6253\u5f00\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">with open(&#39;example.txt&#39;, &#39;r&#39;) as file:<\/p>\n<p>    data = file.readlines()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><code>with<\/code> \u8bed\u53e5\u53ef\u4ee5\u786e\u4fdd\u6587\u4ef6\u5728\u4f7f\u7528\u5b8c\u6bd5\u540e\u88ab\u6b63\u786e\u5173\u95ed\uff0c\u800c <code>readlines()<\/code> \u65b9\u6cd5\u4f1a\u5c06\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u8bfb\u53d6\u5230\u4e00\u4e2a\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u6570\u636e\u6e05\u7406\u548c\u8f6c\u6362<\/h3>\n<\/p>\n<p><p>\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u540e\uff0c\u901a\u5e38\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u6570\u636e\u6e05\u7406\u548c\u8f6c\u6362\u64cd\u4f5c\u3002\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>strip()<\/code> \u65b9\u6cd5\u53bb\u9664\u6bcf\u884c\u7684\u9996\u5c3e\u7a7a\u767d\u5b57\u7b26\uff0c\u5e76\u4f7f\u7528 <code>split()<\/code> \u65b9\u6cd5\u5c06\u6bcf\u884c\u6570\u636e\u5206\u5272\u6210\u66f4\u5c0f\u7684\u90e8\u5206\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">cleaned_data = [line.strip() for line in data]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5982\u679c\u6587\u4ef6\u5185\u5bb9\u662f\u4ee5\u7279\u5b9a\u5206\u9694\u7b26\u5206\u9694\u7684\uff0c\u4f8b\u5982\u9017\u53f7\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u4f7f\u7528 <code>split()<\/code> \u65b9\u6cd5\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">split_data = [line.split(&#39;,&#39;) for line in cleaned_data]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e09\u3001\u5c06\u6570\u636e\u8f6c\u5316\u4e3a\u6709\u5e8f\u6570\u7ec4<\/h3>\n<\/p>\n<p><p>\u4e3a\u4e86\u5c06\u6570\u636e\u8f6c\u5316\u4e3a\u6709\u5e8f\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 Python \u7684 <code>sorted()<\/code> \u51fd\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u5bf9\u6570\u636e\u8fdb\u884c\u6392\u5e8f\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">sorted_data = sorted(cleaned_data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5982\u679c\u9700\u8981\u5bf9\u7279\u5b9a\u5217\u6216\u5b57\u6bb5\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u6392\u5e8f\u952e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">sorted_data = sorted(split_data, key=lambda x: x[0])<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001\u793a\u4f8b\u4ee3\u7801<\/h3>\n<\/p>\n<p><p>\u4e0b\u9762\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5c06 txt \u6587\u4ef6\u8bfb\u53d6\u5e76\u8f6c\u6362\u4e3a\u6709\u5e8f\u6570\u7ec4\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u6253\u5f00\u5e76\u8bfb\u53d6\u6587\u4ef6<\/p>\n<p>with open(&#39;example.txt&#39;, &#39;r&#39;) as file:<\/p>\n<p>    data = file.readlines()<\/p>\n<h2><strong>\u6570\u636e\u6e05\u7406\u548c\u8f6c\u6362<\/strong><\/h2>\n<p>cleaned_data = [line.strip() for line in data]<\/p>\n<p>split_data = [line.split(&#39;,&#39;) for line in cleaned_data]<\/p>\n<h2><strong>\u5c06\u6570\u636e\u8f6c\u5316\u4e3a\u6709\u5e8f\u6570\u7ec4<\/strong><\/h2>\n<p>sorted_data = sorted(split_data, key=lambda x: x[0])<\/p>\n<h2><strong>\u8f93\u51fa\u6709\u5e8f\u6570\u7ec4<\/strong><\/h2>\n<p>for item in sorted_data:<\/p>\n<p>    print(item)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e94\u3001\u5904\u7406\u5927\u6587\u4ef6<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u8f83\u5927\u7684\u6587\u4ef6\uff0c\u76f4\u63a5\u4f7f\u7528 <code>readlines()<\/code> \u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u4e0d\u8db3\u3002\u6b64\u65f6\u53ef\u4ee5\u4f7f\u7528\u751f\u6210\u5668\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\uff0c\u5e76\u8fdb\u884c\u5904\u7406\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def read_large_file(file_path):<\/p>\n<p>    with open(file_path, &#39;r&#39;) as file:<\/p>\n<p>        for line in file:<\/p>\n<p>            yield line.strip()<\/p>\n<h2><strong>\u4f7f\u7528\u751f\u6210\u5668<\/strong><\/h2>\n<p>file_path = &#39;large_example.txt&#39;<\/p>\n<p>data_generator = read_large_file(file_path)<\/p>\n<p>cleaned_data = (line.split(&#39;,&#39;) for line in data_generator)<\/p>\n<p>sorted_data = sorted(cleaned_data, key=lambda x: x[0])<\/p>\n<h2><strong>\u8f93\u51fa\u6709\u5e8f\u6570\u7ec4<\/strong><\/h2>\n<p>for item in sorted_data:<\/p>\n<p>    print(item)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4f7f\u7528\u751f\u6210\u5668\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u5185\u5b58\u4f7f\u7528\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u5904\u7406\u5927\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u9ad8\u6548\u5730\u5c06 txt \u6587\u4ef6\u8bfb\u53d6\u5e76\u8f6c\u6362\u4e3a\u6709\u5e8f\u6570\u7ec4\u3002<strong>\u5173\u952e\u6b65\u9aa4\u5305\u62ec\uff1a\u6587\u4ef6\u8bfb\u53d6\u3001\u6570\u636e\u6e05\u7406\u3001\u6570\u636e\u8f6c\u6362\u548c\u6392\u5e8f\u3002<\/strong> \u8fd9\u4e9b\u65b9\u6cd5\u4e0d\u4ec5\u9002\u7528\u4e8e\u5c0f\u6587\u4ef6\uff0c\u8fd8\u53ef\u4ee5\u6269\u5c55\u5230\u5927\u6587\u4ef6\u7684\u5904\u7406\u3002\u5e0c\u671b\u8fd9\u4e9b\u793a\u4f8b\u548c\u8be6\u89e3\u80fd\u591f\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528 Python \u8fdb\u884c\u6587\u672c\u6587\u4ef6\u7684\u5904\u7406\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5c06txt\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u8f6c\u6362\u4e3aPython\u5217\u8868\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684<code>open()<\/code>\u51fd\u6570\u8bfb\u53d6txt\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>readlines()<\/code>\u65b9\u6cd5\u5c06\u6bcf\u4e00\u884c\u8f6c\u6362\u4e3a\u5217\u8868\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">with open(&#39;yourfile.txt&#39;, &#39;r&#39;) as file:\n    lines = file.readlines()\n    data_list = [line.strip() for line in lines]\n<\/code><\/pre>\n<p>\u8fd9\u6837\u5c31\u53ef\u4ee5\u83b7\u5f97\u4e00\u4e2a\u5305\u542b\u6587\u4ef6\u6240\u6709\u884c\u7684\u6709\u5e8f\u6570\u7ec4\uff0c<code>strip()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u53bb\u9664\u6bcf\u884c\u672b\u5c3e\u7684\u6362\u884c\u7b26\u548c\u7a7a\u767d\u3002<\/p>\n<p><strong>\u5982\u4f55\u5bf9\u4ecetxt\u6587\u4ef6\u8bfb\u53d6\u7684\u6570\u636e\u8fdb\u884c\u6392\u5e8f\uff1f<\/strong><br \/>\u53ef\u4ee5\u5728\u8bfb\u53d6\u5b8c\u6570\u636e\u540e\uff0c\u4f7f\u7528<code>sorted()<\/code>\u51fd\u6570\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u3002\u5047\u8bbe\u4f60\u5df2\u7ecf\u5c06txt\u6587\u4ef6\u7684\u5185\u5bb9\u8bfb\u53d6\u5230\u4e00\u4e2a\u5217\u8868\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u64cd\u4f5c\uff1a  <\/p>\n<pre><code class=\"language-python\">sorted_list = sorted(data_list)\n<\/code><\/pre>\n<p>\u8fd9\u6837\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6709\u5e8f\u5217\u8868\uff0c\u539f\u59cb\u5217\u8868\u4e0d\u4f1a\u6539\u53d8\u3002\u5982\u679c\u9700\u8981\u539f\u5730\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528<code>sort()<\/code>\u65b9\u6cd5\uff1a  <\/p>\n<pre><code class=\"language-python\">data_list.sort()\n<\/code><\/pre>\n<p><strong>\u662f\u5426\u53ef\u4ee5\u76f4\u63a5\u8bfb\u53d6\u5e76\u6392\u5e8ftxt\u6587\u4ef6\u4e2d\u7684\u6570\u5b57\uff1f<\/strong><br \/>\u5f53\u7136\u53ef\u4ee5\u3002\u9996\u5148\u9700\u8981\u5c06\u8bfb\u53d6\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u5b57\u7c7b\u578b\u3002\u5047\u8bbetxt\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e00\u884c\u90fd\u662f\u6570\u5b57\uff0c\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u4ee3\u7801\uff1a  <\/p>\n<pre><code class=\"language-python\">with open(&#39;numbers.txt&#39;, &#39;r&#39;) as file:\n    numbers = [int(line.strip()) for line in file.readlines()]\n    sorted_numbers = sorted(numbers)\n<\/code><\/pre>\n<p>\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\u540e\u8fdb\u884c\u6392\u5e8f\uff0c\u6700\u7ec8\u5f97\u5230\u6709\u5e8f\u7684\u6570\u5b57\u5217\u8868\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python \u5c06 txt \u8bfb\u6210\u6709\u5e8f\u6570\u7ec4\u7684\u65b9\u6cd5\u4e3b\u8981\u6709\uff1a\u4f7f\u7528\u5185\u7f6e\u7684 open() \u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3001\u5229\u7528 stri [&hellip;]","protected":false},"author":3,"featured_media":1121788,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121784"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1121784"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121784\/revisions"}],"predecessor-version":[{"id":1121789,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121784\/revisions\/1121789"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1121788"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1121784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1121784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1121784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}