{"id":1070599,"date":"2025-01-08T10:59:46","date_gmt":"2025-01-08T02:59:46","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1070599.html"},"modified":"2025-01-08T10:59:49","modified_gmt":"2025-01-08T02:59:49","slug":"python%e5%a6%82%e4%bd%95%e5%b0%86json%e8%bd%ac%e5%8c%96%e4%b8%batxt-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1070599.html","title":{"rendered":"python\u5982\u4f55\u5c06json\u8f6c\u5316\u4e3atxt"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25101315\/206146bf-c0bb-4b59-8dd2-03d060efb842.webp\" alt=\"python\u5982\u4f55\u5c06json\u8f6c\u5316\u4e3atxt\" \/><\/p>\n<p><p> <strong>Python\u5c06JSON\u8f6c\u6362\u4e3aTXT\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f\u4f7f\u7528\u5185\u7f6e\u7684json\u548c\u6587\u4ef6\u64cd\u4f5c\u6a21\u5757<\/strong>\u3002\u9996\u5148\uff0c\u4f7f\u7528json\u6a21\u5757\u52a0\u8f7dJSON\u6570\u636e\uff0c\u7136\u540e\u5c06\u5176\u5199\u5165TXT\u6587\u4ef6\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u4f7f\u7528Python\u7684\u5185\u7f6ejson\u6a21\u5757\u548c\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\uff0c\u80fd\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3aTXT\u6587\u4ef6\u3002\u9996\u5148\u8bfb\u53d6JSON\u6587\u4ef6\uff0c\u7136\u540e\u5c06\u5176\u5185\u5bb9\u5199\u5165TXT\u6587\u4ef6\u3002<strong>\u901a\u8fc7json.load()\u8bfb\u53d6JSON\u6587\u4ef6\u3001\u901a\u8fc7open()\u548cwrite()\u51fd\u6570\u5199\u5165TXT\u6587\u4ef6<\/strong>\u3002\u4e0b\u9762\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e00\u8fc7\u7a0b\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u8bfb\u53d6JSON\u6587\u4ef6<\/h3>\n<\/p>\n<p><p>\u8981\u5c06JSON\u6587\u4ef6\u8f6c\u6362\u4e3aTXT\u6587\u4ef6\uff0c\u9996\u5148\u9700\u8981\u8bfb\u53d6JSON\u6587\u4ef6\u7684\u5185\u5bb9\u3002Python\u7684json\u6a21\u5757\u63d0\u4f9b\u4e86\u8bfb\u53d6JSON\u6587\u4ef6\u7684\u529f\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528json.load()\u51fd\u6570\u5c06JSON\u6587\u4ef6\u7684\u5185\u5bb9\u52a0\u8f7d\u5230Python\u5b57\u5178\u4e2d\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import json<\/p>\n<h2><strong>\u6253\u5f00\u5e76\u8bfb\u53d6JSON\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;data.json&#39;, &#39;r&#39;) as json_file:<\/p>\n<p>    data = json.load(json_file)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528<code>open()<\/code>\u51fd\u6570\u4ee5\u8bfb\u53d6\u6a21\u5f0f\u6253\u5f00<code>data.json<\/code>\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>json.load()<\/code>\u51fd\u6570\u5c06\u5176\u5185\u5bb9\u52a0\u8f7d\u5230<code>data<\/code>\u53d8\u91cf\u4e2d\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u5c06JSON\u6570\u636e\u5199\u5165TXT\u6587\u4ef6<\/h3>\n<\/p>\n<p><p>\u8bfb\u53d6\u4e86JSON\u6587\u4ef6\u7684\u5185\u5bb9\u540e\uff0c\u4e0b\u4e00\u6b65\u662f\u5c06\u5176\u5199\u5165TXT\u6587\u4ef6\u3002\u53ef\u4ee5\u4f7f\u7528Python\u7684\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570<code>open()<\/code>\u548c<code>write()<\/code>\u6765\u5b9e\u73b0\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u5c06JSON\u6570\u636e\u5199\u5165TXT\u6587\u4ef6<\/p>\n<p>with open(&#39;output.txt&#39;, &#39;w&#39;) as txt_file:<\/p>\n<p>    txt_file.write(json.dumps(data, indent=4))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528<code>open()<\/code>\u51fd\u6570\u4ee5\u5199\u5165\u6a21\u5f0f\u6253\u5f00<code>output.txt<\/code>\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>json.dumps()<\/code>\u51fd\u6570\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5199\u5165TXT\u6587\u4ef6\u4e2d\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u5b8c\u6574\u793a\u4f8b\u4ee3\u7801<\/h3>\n<\/p>\n<p><p>\u5c06\u4e0a\u8ff0\u6b65\u9aa4\u6574\u5408\u5728\u4e00\u8d77\uff0c\u5b8c\u6574\u7684Python\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import json<\/p>\n<h2><strong>\u6253\u5f00\u5e76\u8bfb\u53d6JSON\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;data.json&#39;, &#39;r&#39;) as json_file:<\/p>\n<p>    data = json.load(json_file)<\/p>\n<h2><strong>\u5c06JSON\u6570\u636e\u5199\u5165TXT\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;output.txt&#39;, &#39;w&#39;) as txt_file:<\/p>\n<p>    txt_file.write(json.dumps(data, indent=4))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u8fd0\u884c\u8fd9\u6bb5\u4ee3\u7801\uff0c<code>data.json<\/code>\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u5c06\u88ab\u8bfb\u53d6\u5e76\u5199\u5165\u5230<code>output.txt<\/code>\u6587\u4ef6\u4e2d\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u8fdb\u4e00\u6b65\u4f18\u5316\u548c\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5bf9JSON\u6570\u636e\u8fdb\u884c\u8fdb\u4e00\u6b65\u5904\u7406\u548c\u4f18\u5316\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5bf9JSON\u6570\u636e\u8fdb\u884c\u683c\u5f0f\u5316\u3001\u8fc7\u6ee4\u6216\u8f6c\u6362\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f18\u5316\u548c\u5904\u7406\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n<p><h4>1\u3001\u683c\u5f0f\u5316JSON\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>json.dumps()<\/code>\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>indent<\/code>\u53c2\u6570\u6765\u6307\u5b9a\u7f29\u8fdb\u7ea7\u522b\uff0c\u4ee5\u4fbf\u751f\u6210\u683c\u5f0f\u5316\u7684JSON\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">formatted_data = json.dumps(data, indent=4)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>2\u3001\u8fc7\u6ee4JSON\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u53ea\u9700\u8981JSON\u6570\u636e\u4e2d\u7684\u7279\u5b9a\u5b57\u6bb5\uff0c\u53ef\u4ee5\u5bf9\u6570\u636e\u8fdb\u884c\u8fc7\u6ee4\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">filtered_data = {key: data[key] for key in data if key in [&#39;field1&#39;, &#39;field2&#39;]}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h4>3\u3001\u8f6c\u6362JSON\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u9700\u8981\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3a\u5176\u4ed6\u683c\u5f0f\uff0c\u4f8b\u5982CSV\u683c\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u7684<code>csv<\/code>\u6a21\u5757\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import csv<\/p>\n<h2><strong>\u5c06JSON\u6570\u636e\u8f6c\u6362\u4e3aCSV\u683c\u5f0f<\/strong><\/h2>\n<p>with open(&#39;output.csv&#39;, &#39;w&#39;, newline=&#39;&#39;) as csv_file:<\/p>\n<p>    writer = csv.writer(csv_file)<\/p>\n<p>    writer.writerow(data.keys())<\/p>\n<p>    writer.writerow(data.values())<\/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\u5927\u6587\u4ef6\uff0c\u9010\u884c\u8bfb\u53d6\u548c\u5199\u5165\u53ef\u80fd\u66f4\u4e3a\u9ad8\u6548\u3002\u53ef\u4ee5\u4f7f\u7528<code>json<\/code>\u6a21\u5757\u7684<code>ijson<\/code>\u5e93\u6765\u9010\u884c\u89e3\u6790JSON\u6587\u4ef6\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import ijson<\/p>\n<h2><strong>\u9010\u884c\u8bfb\u53d6JSON\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;large_data.json&#39;, &#39;r&#39;) as json_file:<\/p>\n<p>    parser = ijson.parse(json_file)<\/p>\n<p>    for prefix, event, value in parser:<\/p>\n<p>        # \u5904\u7406\u6bcf\u4e00\u884c\u6570\u636e<\/p>\n<p>        print(prefix, event, value)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u516d\u3001\u9519\u8bef\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5728\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u6587\u4ef6\u4e0d\u5b58\u5728\u6216\u6743\u9650\u4e0d\u8db3\u7b49\u9519\u8bef\u3002\u5e94\u8be5\u6dfb\u52a0\u9519\u8bef\u5904\u7406\u4ee3\u7801\uff0c\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import json<\/p>\n<p>try:<\/p>\n<p>    # \u6253\u5f00\u5e76\u8bfb\u53d6JSON\u6587\u4ef6<\/p>\n<p>    with open(&#39;data.json&#39;, &#39;r&#39;) as json_file:<\/p>\n<p>        data = json.load(json_file)<\/p>\n<p>    # \u5c06JSON\u6570\u636e\u5199\u5165TXT\u6587\u4ef6<\/p>\n<p>    with open(&#39;output.txt&#39;, &#39;w&#39;) as txt_file:<\/p>\n<p>        txt_file.write(json.dumps(data, indent=4))<\/p>\n<p>except FileNotFoundError:<\/p>\n<p>    print(&quot;\u6587\u4ef6\u672a\u627e\u5230&quot;)<\/p>\n<p>except json.JSONDecodeError:<\/p>\n<p>    print(&quot;JSON\u89e3\u7801\u9519\u8bef&quot;)<\/p>\n<p>except Exception as e:<\/p>\n<p>    print(f&quot;\u53d1\u751f\u9519\u8bef: {e}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5c06JSON\u6587\u4ef6\u8f6c\u6362\u4e3aTXT\u6587\u4ef6\uff0c\u5e76\u5bf9\u6570\u636e\u8fdb\u884c\u8fdb\u4e00\u6b65\u5904\u7406\u548c\u4f18\u5316\u3002\u5e0c\u671b\u8fd9\u4e9b\u793a\u4f8b\u548c\u6280\u5de7\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5c06JSON\u6587\u4ef6\u8f6c\u6362\u4e3aTXT\u683c\u5f0f\uff1f<\/strong><br \/>\u8981\u5c06JSON\u6587\u4ef6\u8f6c\u6362\u4e3aTXT\u683c\u5f0f\uff0c\u9996\u5148\u9700\u8981\u8bfb\u53d6JSON\u6587\u4ef6\u5185\u5bb9\u5e76\u5c06\u5176\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5c06\u8be5\u5b57\u7b26\u4e32\u5199\u5165TXT\u6587\u4ef6\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528Python\u7684\u5185\u7f6e<code>json<\/code>\u6a21\u5757\u6765\u5904\u7406JSON\u6570\u636e\uff0c\u4f7f\u7528<code>open<\/code>\u51fd\u6570\u6765\u5904\u7406\u6587\u4ef6\u7684\u8bfb\u5199\u64cd\u4f5c\u3002<\/p>\n<p><strong>\u5728Python\u4e2d\uff0c\u6709\u54ea\u4e9b\u5e93\u53ef\u4ee5\u5e2e\u52a9\u6211\u8fdb\u884cJSON\u5230TXT\u7684\u8f6c\u6362\uff1f<\/strong><br \/>Python\u4e2d\u5e38\u7528\u7684\u5e93\u5305\u62ec<code>json<\/code>\u5e93\uff0c\u7528\u4e8e\u89e3\u6790\u548c\u751f\u6210JSON\u6570\u636e\uff0c\u548c<code>pandas<\/code>\u5e93\uff0c\u9002\u5408\u5904\u7406\u66f4\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u3002<code>pandas<\/code>\u53ef\u4ee5\u5c06JSON\u6570\u636e\u52a0\u8f7d\u4e3aDataFrame\uff0c\u968f\u540e\u8f7b\u677e\u5bfc\u51fa\u4e3aTXT\u683c\u5f0f\u3002\u4f7f\u7528\u8fd9\u4e9b\u5e93\u53ef\u4ee5\u7b80\u5316\u8f6c\u6362\u8fc7\u7a0b\uff0c\u5e76\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<p><strong>\u5904\u7406JSON\u6570\u636e\u65f6\uff0c\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u9519\u8bef\u9700\u8981\u6ce8\u610f\uff1f<\/strong><br \/>\u5728\u5904\u7406JSON\u6570\u636e\u8f6c\u6362\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u683c\u5f0f\u9519\u8bef\u3001\u6570\u636e\u7f3a\u5931\u6216\u7f16\u7801\u95ee\u9898\u3002\u786e\u4fddJSON\u683c\u5f0f\u6b63\u786e\uff0c\u4f7f\u7528<code>json.loads()<\/code>\u6216<code>json.load()<\/code>\u65f6\u9700\u8981\u6355\u83b7\u53ef\u80fd\u7684\u5f02\u5e38\u3002\u6b64\u5916\uff0c\u5728\u5199\u5165TXT\u6587\u4ef6\u65f6\uff0c\u6ce8\u610f\u9009\u62e9\u5408\u9002\u7684\u7f16\u7801\u683c\u5f0f\uff08\u5982UTF-8\uff09\u4ee5\u907f\u514d\u5b57\u7b26\u4e22\u5931\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5c06JSON\u8f6c\u6362\u4e3aTXT\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f\u4f7f\u7528\u5185\u7f6e\u7684json\u548c\u6587\u4ef6\u64cd\u4f5c\u6a21\u5757\u3002\u9996\u5148\uff0c\u4f7f\u7528json [&hellip;]","protected":false},"author":3,"featured_media":1070609,"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\/1070599"}],"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=1070599"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1070599\/revisions"}],"predecessor-version":[{"id":1070612,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1070599\/revisions\/1070612"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1070609"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1070599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1070599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1070599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}