{"id":1166059,"date":"2025-01-15T15:27:47","date_gmt":"2025-01-15T07:27:47","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1166059.html"},"modified":"2025-01-15T15:27:49","modified_gmt":"2025-01-15T07:27:49","slug":"python-%e5%8f%98%e9%87%8f%e5%a6%82%e4%bd%95%e8%be%93%e5%87%ba%e5%88%b0%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1166059.html","title":{"rendered":"python \u53d8\u91cf\u5982\u4f55\u8f93\u51fa\u5230\u6587\u4ef6"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25210229\/58e16684-b56f-4228-b08c-cbe280055dae.webp\" alt=\"python \u53d8\u91cf\u5982\u4f55\u8f93\u51fa\u5230\u6587\u4ef6\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5c06\u53d8\u91cf\u8f93\u51fa\u5230\u6587\u4ef6\u4e2d\uff0c\u5982\u4f7f\u7528\u6587\u4ef6\u5199\u5165\u64cd\u4f5c\u3001\u4f7f\u7528pickle\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u3001\u4f7f\u7528json\u6a21\u5757\u8fdb\u884cJSON\u683c\u5f0f\u5316\u7b49\u3002<\/strong>\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6587\u4ef6\u5199\u5165\u64cd\u4f5c\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e00\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><p><strong>\u6587\u4ef6\u5199\u5165\u64cd\u4f5c<\/strong>\uff1a\u4f7f\u7528Python\u5185\u7f6e\u7684<code>open()<\/code>\u51fd\u6570\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>write()<\/code>\u65b9\u6cd5\u5c06\u53d8\u91cf\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<ol>\n<li>\u6253\u5f00\u6587\u4ef6\uff1a\u4f7f\u7528<code>open()<\/code>\u51fd\u6570\u4ee5\u5199\u5165\u6a21\u5f0f(<code>&#39;w&#39;<\/code>\u3001<code>&#39;a&#39;<\/code>\u3001<code>&#39;wb&#39;<\/code>\u7b49)\u6253\u5f00\u6587\u4ef6\u3002<\/li>\n<li>\u5199\u5165\u5185\u5bb9\uff1a\u4f7f\u7528<code>write()<\/code>\u65b9\u6cd5\u5c06\u53d8\u91cf\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u3002<\/li>\n<li>\u5173\u95ed\u6587\u4ef6\uff1a\u4f7f\u7528<code>close()<\/code>\u65b9\u6cd5\u5173\u95ed\u6587\u4ef6\uff0c\u786e\u4fdd\u6570\u636e\u88ab\u5199\u5165\u78c1\u76d8\u3002<\/li>\n<\/ol>\n<p><p>\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/p>\n<p>with open(&#39;output.txt&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # \u5199\u5165\u53d8\u91cf\u5185\u5bb9<\/p>\n<p>    file.write(&#39;\u8fd9\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\u53d8\u91cf&#39;)<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;a&#39;\u8868\u793a\u8ffd\u52a0\uff08\u4e0d\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;output.txt&#39;, &#39;a&#39;) as file:<\/p>\n<p>    # \u5199\u5165\u53d8\u91cf\u5185\u5bb9<\/p>\n<p>    file.write(&#39;\\n\u8fd9\u662f\u8ffd\u52a0\u7684\u4e00\u884c\u5185\u5bb9&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e00\u3001\u6587\u4ef6\u5199\u5165\u64cd\u4f5c<\/h3>\n<\/p>\n<p><p>\u6587\u4ef6\u5199\u5165\u64cd\u4f5c\u662f\u6700\u57fa\u7840\u548c\u5e38\u7528\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u901a\u8fc7<code>open()<\/code>\u51fd\u6570\u4ee5\u4e0d\u540c\u7684\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u7136\u540e\u4f7f\u7528<code>write()<\/code>\u65b9\u6cd5\u5c06\u53d8\u91cf\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>1. \u57fa\u672c\u5199\u5165\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c<code>open()<\/code>\u51fd\u6570\u53ef\u4ee5\u4ee5\u4e0d\u540c\u7684\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5982\u8bfb\u6a21\u5f0f\uff08<code>&#39;r&#39;<\/code>\uff09\u3001\u5199\u6a21\u5f0f\uff08<code>&#39;w&#39;<\/code>\uff09\u3001\u8ffd\u52a0\u6a21\u5f0f\uff08<code>&#39;a&#39;<\/code>\uff09\u7b49\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u6587\u4ef6\u5199\u5165\u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf<\/p>\n<p>my_variable = &#39;Hello, World!&#39;<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;output.txt&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # \u5199\u5165\u53d8\u91cf\u5185\u5bb9<\/p>\n<p>    file.write(my_variable)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;output.txt&#39;, &#39;w&#39;)<\/code>\u4ee5\u5199\u5165\u6a21\u5f0f\u6253\u5f00<code>output.txt<\/code>\u6587\u4ef6\uff0c\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u521b\u5efa\u6587\u4ef6\u3002\u5982\u679c\u6587\u4ef6\u5b58\u5728\uff0c\u5219\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002\u4f7f\u7528<code>with<\/code>\u8bed\u53e5\u53ef\u4ee5\u786e\u4fdd\u6587\u4ef6\u5728\u64cd\u4f5c\u5b8c\u6210\u540e\u81ea\u52a8\u5173\u95ed\u3002<\/p>\n<\/p>\n<p><h4>2. \u8ffd\u52a0\u5199\u5165\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u5982\u679c\u4e0d\u5e0c\u671b\u8986\u76d6\u6587\u4ef6\u539f\u6709\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528\u8ffd\u52a0\u6a21\u5f0f\uff08<code>&#39;a&#39;<\/code>\uff09\u6253\u5f00\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf<\/p>\n<p>additional_content = &#39;This is an additional line.&#39;<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;a&#39;\u8868\u793a\u8ffd\u52a0\uff08\u4e0d\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;output.txt&#39;, &#39;a&#39;) as file:<\/p>\n<p>    # \u5199\u5165\u53d8\u91cf\u5185\u5bb9<\/p>\n<p>    file.write(&#39;\\n&#39; + additional_content)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;output.txt&#39;, &#39;a&#39;)<\/code>\u4ee5\u8ffd\u52a0\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u65b0\u7684\u5185\u5bb9\u4f1a\u88ab\u8ffd\u52a0\u5230\u6587\u4ef6\u672b\u5c3e\uff0c\u800c\u4e0d\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002<\/p>\n<\/p>\n<p><h4>3. \u5199\u5165\u591a\u884c\u5185\u5bb9<\/h4>\n<\/p>\n<p><p>\u53ef\u4ee5\u4f7f\u7528<code>writelines()<\/code>\u65b9\u6cd5\u4e00\u6b21\u6027\u5199\u5165\u591a\u884c\u5185\u5bb9\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\uff0c\u5305\u542b\u591a\u884c\u5185\u5bb9<\/p>\n<p>lines = [&#39;First line.\\n&#39;, &#39;Second line.\\n&#39;, &#39;Third line.\\n&#39;]<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;output.txt&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # \u5199\u5165\u591a\u884c\u5185\u5bb9<\/p>\n<p>    file.writelines(lines)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528pickle\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u590d\u6742\u6570\u636e\u7c7b\u578b\uff08\u5982\u5217\u8868\u3001\u5b57\u5178\u3001\u7c7b\u5b9e\u4f8b\u7b49\uff09\u5199\u5165\u6587\u4ef6\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>pickle<\/code>\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. \u5e8f\u5217\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>pickle<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06Python\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41\uff0c\u5e76\u5199\u5165\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pickle<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2a\u590d\u6742\u6570\u636e\u7c7b\u578b\u53d8\u91cf<\/strong><\/h2>\n<p>data = {&#39;name&#39;: &#39;Alice&#39;, &#39;age&#39;: 30, &#39;is_member&#39;: True}<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;wb&#39;\u8868\u793a\u5199\u5165\u4e8c\u8fdb\u5236\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;data.pkl&#39;, &#39;wb&#39;) as file:<\/p>\n<p>    # \u5e8f\u5217\u5316\u6570\u636e\u5e76\u5199\u5165\u6587\u4ef6<\/p>\n<p>    pickle.dump(data, file)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.pkl&#39;, &#39;wb&#39;)<\/code>\u4ee5\u4e8c\u8fdb\u5236\u5199\u5165\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>pickle.dump()<\/code>\u65b9\u6cd5\u5c06\u6570\u636e\u5e8f\u5217\u5316\u5e76\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u53cd\u5e8f\u5217\u5316\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>pickle<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u53cd\u5e8f\u5217\u5316\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pickle<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;rb&#39;\u8868\u793a\u8bfb\u53d6\u4e8c\u8fdb\u5236\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;data.pkl&#39;, &#39;rb&#39;) as file:<\/p>\n<p>    # \u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u53cd\u5e8f\u5217\u5316\u6570\u636e<\/p>\n<p>    loaded_data = pickle.load(file)<\/p>\n<p>print(loaded_data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.pkl&#39;, &#39;rb&#39;)<\/code>\u4ee5\u4e8c\u8fdb\u5236\u8bfb\u53d6\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>pickle.load()<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u53cd\u5e8f\u5217\u5316\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u4f7f\u7528json\u6a21\u5757\u8fdb\u884cJSON\u683c\u5f0f\u5316<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aJSON\u683c\u5f0f\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>json<\/code>\u6a21\u5757\u8fdb\u884cJSON\u683c\u5f0f\u5316\u548c\u89e3\u6790\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. JSON\u683c\u5f0f\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>json<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06Python\u5bf9\u8c61\u8f6c\u6362\u4e3aJSON\u5b57\u7b26\u4e32\uff0c\u5e76\u5199\u5165\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import json<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2a\u590d\u6742\u6570\u636e\u7c7b\u578b\u53d8\u91cf<\/strong><\/h2>\n<p>data = {&#39;name&#39;: &#39;Bob&#39;, &#39;age&#39;: 25, &#39;is_member&#39;: False}<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;data.json&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # JSON\u683c\u5f0f\u5316\u6570\u636e\u5e76\u5199\u5165\u6587\u4ef6<\/p>\n<p>    json.dump(data, file)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.json&#39;, &#39;w&#39;)<\/code>\u4ee5\u5199\u5165\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>json.dump()<\/code>\u65b9\u6cd5\u5c06\u6570\u636e\u8f6c\u6362\u4e3aJSON\u5b57\u7b26\u4e32\u5e76\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u89e3\u6790JSON\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>json<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790JSON\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import json<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;r&#39;\u8868\u793a\u8bfb\u53d6<\/strong><\/h2>\n<p>with open(&#39;data.json&#39;, &#39;r&#39;) as file:<\/p>\n<p>    # \u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790JSON\u6570\u636e<\/p>\n<p>    loaded_data = json.load(file)<\/p>\n<p>print(loaded_data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.json&#39;, &#39;r&#39;)<\/code>\u4ee5\u8bfb\u53d6\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>json.load()<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790JSON\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528csv\u6a21\u5757\u8fdb\u884cCSV\u683c\u5f0f\u5316<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aCSV\u683c\u5f0f\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>csv<\/code>\u6a21\u5757\u8fdb\u884cCSV\u683c\u5f0f\u5316\u548c\u89e3\u6790\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. CSV\u683c\u5f0f\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>csv<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165CSV\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import csv<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2a\u5217\u8868\uff0c\u5305\u542b\u591a\u884c\u6570\u636e<\/strong><\/h2>\n<p>data = [<\/p>\n<p>    [&#39;Name&#39;, &#39;Age&#39;, &#39;IsMember&#39;],<\/p>\n<p>    [&#39;Charlie&#39;, 35, True],<\/p>\n<p>    [&#39;Diana&#39;, 28, False]<\/p>\n<p>]<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;data.csv&#39;, &#39;w&#39;, newline=&#39;&#39;) as file:<\/p>\n<p>    writer = csv.writer(file)<\/p>\n<p>    # \u5199\u5165\u591a\u884c\u6570\u636e<\/p>\n<p>    writer.writerows(data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.csv&#39;, &#39;w&#39;, newline=&#39;&#39;)<\/code>\u4ee5\u5199\u5165\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>csv.writer()<\/code>\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2aCSV\u5199\u5165\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528<code>writer.writerows()<\/code>\u65b9\u6cd5\u5199\u5165\u591a\u884c\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u89e3\u6790CSV\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>csv<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790CSV\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import csv<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;r&#39;\u8868\u793a\u8bfb\u53d6<\/strong><\/h2>\n<p>with open(&#39;data.csv&#39;, &#39;r&#39;) as file:<\/p>\n<p>    reader = csv.reader(file)<\/p>\n<p>    # \u8bfb\u53d6\u6240\u6709\u884c\u6570\u636e<\/p>\n<p>    data = list(reader)<\/p>\n<p>print(data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.csv&#39;, &#39;r&#39;)<\/code>\u4ee5\u8bfb\u53d6\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>csv.reader()<\/code>\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2aCSV\u8bfb\u53d6\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528<code>list()<\/code>\u65b9\u6cd5\u5c06\u6240\u6709\u884c\u6570\u636e\u8bfb\u53d6\u4e3a\u5217\u8868\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u4f7f\u7528pandas\u6a21\u5757\u8fdb\u884c\u6570\u636e\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u8fdb\u884c\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>pandas<\/code>\u6a21\u5757\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aCSV\u6216Excel\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>1. \u4fdd\u5b58\u6570\u636e\u4e3aCSV\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>pandas<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06<code>DataFrame<\/code>\u5bf9\u8c61\u4fdd\u5b58\u4e3aCSV\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pandas as pd<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2aDataFrame\u5bf9\u8c61<\/strong><\/h2>\n<p>data = pd.DataFrame({<\/p>\n<p>    &#39;Name&#39;: [&#39;Eve&#39;, &#39;Frank&#39;],<\/p>\n<p>    &#39;Age&#39;: [22, 45],<\/p>\n<p>    &#39;IsMember&#39;: [True, False]<\/p>\n<p>})<\/p>\n<h2><strong>\u4fdd\u5b58DataFrame\u5bf9\u8c61\u4e3aCSV\u6587\u4ef6<\/strong><\/h2>\n<p>data.to_csv(&#39;data_pandas.csv&#39;, index=False)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>data.to_csv(&#39;data_pandas.csv&#39;, index=False)<\/code>\u5c06<code>DataFrame<\/code>\u5bf9\u8c61\u4fdd\u5b58\u4e3aCSV\u6587\u4ef6\uff0c\u5e76\u53bb\u6389\u884c\u7d22\u5f15\u3002<\/p>\n<\/p>\n<p><h4>2. \u4fdd\u5b58\u6570\u636e\u4e3aExcel\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>pandas<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06<code>DataFrame<\/code>\u5bf9\u8c61\u4fdd\u5b58\u4e3aExcel\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pandas as pd<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2aDataFrame\u5bf9\u8c61<\/strong><\/h2>\n<p>data = pd.DataFrame({<\/p>\n<p>    &#39;Name&#39;: [&#39;Grace&#39;, &#39;Henry&#39;],<\/p>\n<p>    &#39;Age&#39;: [31, 29],<\/p>\n<p>    &#39;IsMember&#39;: [False, True]<\/p>\n<p>})<\/p>\n<h2><strong>\u4fdd\u5b58DataFrame\u5bf9\u8c61\u4e3aExcel\u6587\u4ef6<\/strong><\/h2>\n<p>data.to_excel(&#39;data_pandas.xlsx&#39;, index=False)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>data.to_excel(&#39;data_pandas.xlsx&#39;, index=False)<\/code>\u5c06<code>DataFrame<\/code>\u5bf9\u8c61\u4fdd\u5b58\u4e3aExcel\u6587\u4ef6\uff0c\u5e76\u53bb\u6389\u884c\u7d22\u5f15\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u4f7f\u7528yaml\u6a21\u5757\u8fdb\u884cYAML\u683c\u5f0f\u5316<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aYAML\u683c\u5f0f\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>yaml<\/code>\u6a21\u5757\u8fdb\u884cYAML\u683c\u5f0f\u5316\u548c\u89e3\u6790\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. YAML\u683c\u5f0f\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>yaml<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06Python\u5bf9\u8c61\u8f6c\u6362\u4e3aYAML\u5b57\u7b26\u4e32\uff0c\u5e76\u5199\u5165\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import yaml<\/p>\n<h2><strong>\u5b9a\u4e49\u4e00\u4e2a\u590d\u6742\u6570\u636e\u7c7b\u578b\u53d8\u91cf<\/strong><\/h2>\n<p>data = {&#39;name&#39;: &#39;Ivy&#39;, &#39;age&#39;: 27, &#39;is_member&#39;: True}<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;w&#39;\u8868\u793a\u5199\u5165\uff08\u4f1a\u8986\u76d6\u6587\u4ef6\u5185\u5bb9\uff09<\/strong><\/h2>\n<p>with open(&#39;data.yaml&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # YAML\u683c\u5f0f\u5316\u6570\u636e\u5e76\u5199\u5165\u6587\u4ef6<\/p>\n<p>    yaml.dump(data, file)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.yaml&#39;, &#39;w&#39;)<\/code>\u4ee5\u5199\u5165\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>yaml.dump()<\/code>\u65b9\u6cd5\u5c06\u6570\u636e\u8f6c\u6362\u4e3aYAML\u5b57\u7b26\u4e32\u5e76\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u89e3\u6790YAML\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>yaml<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790YAML\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import yaml<\/p>\n<h2><strong>\u6253\u5f00\u6587\u4ef6\uff0c\u6a21\u5f0f\u4e3a&#39;r&#39;\u8868\u793a\u8bfb\u53d6<\/strong><\/h2>\n<p>with open(&#39;data.yaml&#39;, &#39;r&#39;) as file:<\/p>\n<p>    # \u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790YAML\u6570\u636e<\/p>\n<p>    loaded_data = yaml.load(file, Loader=yaml.FullLoader)<\/p>\n<p>print(loaded_data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>open(&#39;data.yaml&#39;, &#39;r&#39;)<\/code>\u4ee5\u8bfb\u53d6\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528<code>yaml.load()<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790YAML\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u4f7f\u7528xml.etree.ElementTree\u6a21\u5757\u8fdb\u884cXML\u683c\u5f0f\u5316<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aXML\u683c\u5f0f\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>xml.etree.ElementTree<\/code>\u6a21\u5757\u8fdb\u884cXML\u683c\u5f0f\u5316\u548c\u89e3\u6790\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. XML\u683c\u5f0f\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>xml.etree.ElementTree<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06\u6570\u636e\u8f6c\u6362\u4e3aXML\u5b57\u7b26\u4e32\uff0c\u5e76\u5199\u5165\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import xml.etree.ElementTree as ET<\/p>\n<h2><strong>\u521b\u5efaXML\u6839\u8282\u70b9<\/strong><\/h2>\n<p>root = ET.Element(&#39;root&#39;)<\/p>\n<h2><strong>\u521b\u5efa\u5b50\u8282\u70b9\u5e76\u8bbe\u7f6e\u5176\u6587\u672c\u5185\u5bb9<\/strong><\/h2>\n<p>name = ET.SubElement(root, &#39;name&#39;)<\/p>\n<p>name.text = &#39;Jack&#39;<\/p>\n<p>age = ET.SubElement(root, &#39;age&#39;)<\/p>\n<p>age.text = &#39;40&#39;<\/p>\n<p>is_member = ET.SubElement(root, &#39;is_member&#39;)<\/p>\n<p>is_member.text = &#39;True&#39;<\/p>\n<h2><strong>\u521b\u5efaElementTree\u5bf9\u8c61<\/strong><\/h2>\n<p>tree = ET.ElementTree(root)<\/p>\n<h2><strong>\u4fdd\u5b58XML\u6570\u636e\u5230\u6587\u4ef6<\/strong><\/h2>\n<p>tree.write(&#39;data.xml&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u521b\u5efa\u4e86\u4e00\u4e2aXML\u6811\u7ed3\u6784\uff0c\u5e76\u4f7f\u7528<code>tree.write(&#39;data.xml&#39;)<\/code>\u65b9\u6cd5\u5c06XML\u6570\u636e\u4fdd\u5b58\u5230\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u89e3\u6790XML\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>xml.etree.ElementTree<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790XML\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import xml.etree.ElementTree as ET<\/p>\n<h2><strong>\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6XML\u6570\u636e<\/strong><\/h2>\n<p>tree = ET.parse(&#39;data.xml&#39;)<\/p>\n<p>root = tree.getroot()<\/p>\n<h2><strong>\u904d\u5386XML\u6811\u5e76\u6253\u5370\u8282\u70b9\u5185\u5bb9<\/strong><\/h2>\n<p>for child in root:<\/p>\n<p>    print(f&#39;{child.tag}: {child.text}&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>ET.parse(&#39;data.xml&#39;)<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6XML\u6570\u636e\uff0c\u5e76\u83b7\u53d6\u6839\u8282\u70b9\uff0c\u904d\u5386XML\u6811\u5e76\u6253\u5370\u8282\u70b9\u5185\u5bb9\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u4f7f\u7528configparser\u6a21\u5757\u8fdb\u884c\u914d\u7f6e\u6587\u4ef6\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3a\u914d\u7f6e\u6587\u4ef6\uff08INI\u683c\u5f0f\uff09\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>configparser<\/code>\u6a21\u5757\u8fdb\u884c\u914d\u7f6e\u6587\u4ef6\u5904\u7406\u3002<\/p>\n<\/p>\n<p><h4>1. \u5199\u5165\u914d\u7f6e\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>configparser<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import configparser<\/p>\n<h2><strong>\u521b\u5efaConfigParser\u5bf9\u8c61<\/strong><\/h2>\n<p>config = configparser.ConfigParser()<\/p>\n<h2><strong>\u6dfb\u52a0\u4e00\u4e2a\u914d\u7f6e\u8282<\/strong><\/h2>\n<p>config[&#39;DEFAULT&#39;] = {&#39;ServerAliveInterval&#39;: &#39;45&#39;,<\/p>\n<p>                     &#39;Compression&#39;: &#39;yes&#39;,<\/p>\n<p>                     &#39;CompressionLevel&#39;: &#39;9&#39;}<\/p>\n<p>config[&#39;bitbucket.org&#39;] = {&#39;User&#39;: &#39;hg&#39;}<\/p>\n<p>config[&#39;topsecret.server.com&#39;] = {&#39;Port&#39;: &#39;50022&#39;,<\/p>\n<p>                                  &#39;ForwardX11&#39;: &#39;no&#39;}<\/p>\n<h2><strong>\u5199\u5165\u914d\u7f6e\u6587\u4ef6<\/strong><\/h2>\n<p>with open(&#39;example.ini&#39;, &#39;w&#39;) as configfile:<\/p>\n<p>    config.write(configfile)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u521b\u5efa\u4e86\u4e00\u4e2aConfigParser\u5bf9\u8c61\uff0c\u5e76\u6dfb\u52a0\u4e86\u591a\u4e2a\u914d\u7f6e\u8282\uff0c\u4f7f\u7528<code>config.write(configfile)<\/code>\u65b9\u6cd5\u5c06\u914d\u7f6e\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n<p><h4>2. \u8bfb\u53d6\u914d\u7f6e\u6587\u4ef6<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>configparser<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import configparser<\/p>\n<h2><strong>\u521b\u5efaConfigParser\u5bf9\u8c61<\/strong><\/h2>\n<p>config = configparser.ConfigParser()<\/p>\n<h2><strong>\u8bfb\u53d6\u914d\u7f6e\u6587\u4ef6<\/strong><\/h2>\n<p>config.read(&#39;example.ini&#39;)<\/p>\n<h2><strong>\u83b7\u53d6\u914d\u7f6e\u9879<\/strong><\/h2>\n<p>server_alive_interval = config[&#39;DEFAULT&#39;][&#39;ServerAliveInterval&#39;]<\/p>\n<p>compression = config[&#39;DEFAULT&#39;][&#39;Compression&#39;]<\/p>\n<p>user = config[&#39;bitbucket.org&#39;][&#39;User&#39;]<\/p>\n<p>print(f&#39;ServerAliveInterval: {server_alive_interval}&#39;)<\/p>\n<p>print(f&#39;Compression: {compression}&#39;)<\/p>\n<p>print(f&#39;User: {user}&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u521b\u5efa\u4e86\u4e00\u4e2aConfigParser\u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528<code>config.read(&#39;example.ini&#39;)<\/code>\u65b9\u6cd5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u914d\u7f6e\uff0c\u83b7\u53d6\u5e76\u6253\u5370\u914d\u7f6e\u9879\u3002<\/p>\n<\/p>\n<p><h3>\u4e5d\u3001\u4f7f\u7528h5py\u6a21\u5757\u8fdb\u884cHDF5\u683c\u5f0f\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u4e3aHDF5\u683c\u5f0f\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>h5py<\/code>\u6a21\u5757\u8fdb\u884cHDF5\u683c\u5f0f\u5904\u7406\u3002<\/p>\n<\/p>\n<p><h4>1. HDF5\u683c\u5f0f\u5316\u6570\u636e\u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n<p><p><code>h5py<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165HDF5\u6587\u4ef6\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import h5py<\/p>\n<p>import numpy as np<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2aHDF5\u6587\u4ef6<\/strong><\/h2>\n<p>with h5py.File(&#39;data.h5&#39;, &#39;w&#39;) as file:<\/p>\n<p>    # \u521b\u5efa\u4e00\u4e2a\u6570\u636e\u96c6\u5e76\u5199\u5165\u6570\u636e<\/p>\n<p>    file.create_dataset(&#39;dataset1&#39;, data=np.arange(100))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>h5py.File(&#39;data.h5&#39;, &#39;w&#39;)<\/code>\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2aHDF5\u6587\u4ef6\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u96c6\u5199\u5165\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h4>2. \u4ece\u6587\u4ef6\u8bfb\u53d6\u5e76\u89e3\u6790HDF5\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>h5py<\/code>\u6a21\u5757\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u89e3\u6790HDF5\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import h5py<\/p>\n<h2><strong>\u6253\u5f00HDF5\u6587\u4ef6<\/strong><\/h2>\n<p>with h5py.File(&#39;data.h5&#39;, &#39;r&#39;) as file:<\/p>\n<p>    # \u8bfb\u53d6\u6570\u636e\u96c6<\/p>\n<p>    data = file[&#39;dataset1&#39;][:]<\/p>\n<p>print(data)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>h5py.File(&#39;data.h5&#39;, &#39;r&#39;)<\/code>\u65b9\u6cd5\u6253\u5f00\u4e00\u4e2aHDF5\u6587\u4ef6\uff0c\u5e76\u8bfb\u53d6\u6570\u636e\u96c6\u3002<\/p>\n<\/p>\n<p><h3>\u5341\u3001\u4f7f\u7528sqlite3\u6a21\u5757\u8fdb\u884cSQLite\u6570\u636e\u5e93\u64cd\u4f5c<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u5c06\u6570\u636e\u4fdd\u5b58\u5230SQLite\u6570\u636e\u5e93\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528<code>sqlite3<\/code>\u6a21\u5757\u8fdb\u884cSQLite\u6570\u636e\u5e93\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>1. \u5199\u5165\u6570\u636e\u5230SQLite\u6570\u636e\u5e93<\/h4>\n<\/p>\n<p><p><code>sqlite3<\/code>\u6a21\u5757\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165SQLite\u6570\u636e\u5e93\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import sqlite3<\/p>\n<h2><strong>\u8fde\u63a5\u5230SQLite\u6570\u636e\u5e93\uff08\u5982\u679c\u6570\u636e\u5e93\u4e0d\u5b58\u5728\u5219\u4f1a\u521b\u5efa\uff09<\/strong><\/h2>\n<p>conn = sqlite3.connect(&#39;example.db&#39;)<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2a\u6e38\u6807\u5bf9\u8c61<\/strong><\/h2>\n<p>cursor = conn.cursor()<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2a\u8868<\/strong><\/h2>\n<p>cursor.execute(&#39;&#39;&#39;CREATE TABLE IF NOT EXISTS users<\/p>\n<p>                  (id INTEGER PRIMARY KEY, name TEXT, age INTEGER)&#39;&#39;&#39;)<\/p>\n<h2><strong>\u63d2\u5165\u6570\u636e<\/strong><\/h2>\n<p>cursor.execute(&quot;INSERT INTO users (name, age) VALUES (&#39;Alice&#39;, 30)&quot;)<\/p>\n<p>cursor.execute(&quot;INSERT INTO users (name, age) VALUES (&#39;Bob&#39;, 25)&quot;)<\/p>\n<h2><strong>\u63d0\u4ea4\u4e8b\u52a1<\/strong><\/h2>\n<p>conn.commit()<\/p>\n<h2><strong>\u5173\u95ed\u8fde\u63a5<\/strong><\/h2>\n<p>conn.close()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>sqlite3.connect(&#39;example.db&#39;)<\/code>\u65b9\u6cd5\u8fde\u63a5\u5230SQLite\u6570\u636e\u5e93\uff0c\u521b\u5efa\u8868\u5e76\u63d2\u5165\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h4>2. \u4eceSQLite\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e<\/h4>\n<\/p>\n<p><p>\u4f7f\u7528<code>sqlite3<\/code>\u6a21\u5757\u53ef\u4ee5\u4eceSQLite\u6570\u636e\u5e93\u4e2d\u8bfb\u53d6\u6570\u636e\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import sqlite3<\/p>\n<h2><strong>\u8fde\u63a5\u5230SQLite\u6570\u636e\u5e93<\/strong><\/h2>\n<p>conn = sqlite3.connect(&#39;example.db&#39;)<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2a\u6e38\u6807\u5bf9\u8c61<\/strong><\/h2>\n<p>cursor = conn.cursor()<\/p>\n<h2><strong>\u67e5\u8be2\u6570\u636e<\/strong><\/h2>\n<p>cursor.execute(&quot;SELECT * FROM users&quot;)<\/p>\n<h2><strong>\u83b7\u53d6\u67e5\u8be2\u7ed3\u679c<\/strong><\/h2>\n<p>rows = cursor.fetchall()<\/p>\n<p>for row in rows:<\/p>\n<p>    print(row)<\/p>\n<h2><strong>\u5173\u95ed\u8fde\u63a5<\/strong><\/h2>\n<p>conn.close()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>sqlite3.connect(&#39;example.db&#39;)<\/code>\u65b9\u6cd5\u8fde\u63a5\u5230SQLite\u6570\u636e\u5e93\uff0c\u67e5\u8be2\u5e76\u6253\u5370\u6570\u636e\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5c06Python\u4e2d\u7684\u53d8\u91cf\u8f93\u51fa\u5230\u6587\u672c\u6587\u4ef6\u4e2d\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684<code>open()<\/code>\u51fd\u6570\u6765\u521b\u5efa\u6216\u6253\u5f00\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\uff0c\u7136\u540e\u4f7f\u7528<code>write()<\/code>\u65b9\u6cd5\u5c06\u53d8\u91cf\u7684\u503c\u5199\u5165\u6587\u4ef6\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-python\">variable = &quot;Hello, World!&quot;\nwith open(&quot;output.txt&quot;, &quot;w&quot;) as file:\n    file.write(variable)\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u5b57\u7b26\u4e32\u53d8\u91cf<code>variable<\/code>\u7684\u5185\u5bb9\u5199\u5165\u540d\u4e3a<code>output.txt<\/code>\u7684\u6587\u4ef6\u4e2d\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\uff0cPython\u4f1a\u81ea\u52a8\u521b\u5efa\u5b83\u3002<\/p>\n<p><strong>\u5728Python\u4e2d\u53ef\u4ee5\u5c06\u54ea\u4e9b\u7c7b\u578b\u7684\u53d8\u91cf\u8f93\u51fa\u5230\u6587\u4ef6\uff1f<\/strong><br \/>\u51e0\u4e4e\u6240\u6709\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982\u5b57\u7b26\u4e32\u3001\u6574\u6570\u3001\u6d6e\u70b9\u6570\uff09\u90fd\u53ef\u4ee5\u88ab\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u5230\u6587\u4ef6\u3002\u5bf9\u4e8e\u5217\u8868\u3001\u5b57\u5178\u7b49\u590d\u6742\u6570\u636e\u7c7b\u578b\uff0c\u53ef\u4ee5\u4f7f\u7528<code>json<\/code>\u6a21\u5757\u5c06\u5176\u5e8f\u5217\u5316\u4e3aJSON\u683c\u5f0f\uff0c\u7136\u540e\u518d\u5199\u5165\u6587\u4ef6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-python\">import json\n\ndata = {&quot;name&quot;: &quot;Alice&quot;, &quot;age&quot;: 30}\nwith open(&quot;output.json&quot;, &quot;w&quot;) as file:\n    json.dump(data, file)\n<\/code><\/pre>\n<p>\u8fd9\u6837\u53ef\u4ee5\u5c06\u5b57\u5178\u7c7b\u578b\u7684\u53d8\u91cf<code>data<\/code>\u4fdd\u5b58\u4e3a<code>output.json<\/code>\u6587\u4ef6\u3002<\/p>\n<p><strong>\u5982\u4f55\u5c06Python\u53d8\u91cf\u8f93\u51fa\u5230CSV\u6587\u4ef6\uff1f<\/strong><br \/>\u5bf9\u4e8e\u8868\u683c\u6570\u636e\uff0c\u4f7f\u7528<code>csv<\/code>\u6a21\u5757\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u53ef\u4ee5\u5c06\u5217\u8868\u6216\u5b57\u5178\u7684\u6570\u636e\u5199\u5165CSV\u6587\u4ef6\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-python\">import csv\n\ndata = [[&quot;Name&quot;, &quot;Age&quot;], [&quot;Alice&quot;, 30], [&quot;Bob&quot;, 25]]\nwith open(&quot;output.csv&quot;, &quot;w&quot;, newline=&#39;&#39;) as file:\n    writer = csv.writer(file)\n    writer.writerows(data)\n<\/code><\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a<code>output.csv<\/code>\u7684\u6587\u4ef6\uff0c\u5e76\u5c06\u6570\u636e\u5199\u5165\u5176\u4e2d\uff0c\u9002\u5408\u8fdb\u884c\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5c06\u53d8\u91cf\u8f93\u51fa\u5230\u6587\u4ef6\u4e2d\uff0c\u5982\u4f7f\u7528\u6587\u4ef6\u5199\u5165\u64cd\u4f5c\u3001\u4f7f\u7528pickle\u6a21\u5757\u8fdb\u884c\u5e8f\u5217\u5316\u3001\u4f7f\u7528 [&hellip;]","protected":false},"author":3,"featured_media":1166064,"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\/1166059"}],"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=1166059"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1166059\/revisions"}],"predecessor-version":[{"id":1166067,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1166059\/revisions\/1166067"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1166064"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1166059"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1166059"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1166059"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}