{"id":999907,"date":"2024-12-27T09:45:21","date_gmt":"2024-12-27T01:45:21","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/999907.html"},"modified":"2024-12-27T09:45:23","modified_gmt":"2024-12-27T01:45:23","slug":"python%e5%a6%82%e4%bd%95%e6%89%b9%e9%87%8f%e5%88%9b%e5%bb%ba%e7%9b%ae%e5%bd%95","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/999907.html","title":{"rendered":"python\u5982\u4f55\u6279\u91cf\u521b\u5efa\u76ee\u5f55"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25074723\/fc9c724a-4578-4d75-9561-bd36cc913bdc.webp\" alt=\"python\u5982\u4f55\u6279\u91cf\u521b\u5efa\u76ee\u5f55\" \/><\/p>\n<p><p> <strong>Python\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u7684\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528os\u6a21\u5757\u3001\u4f7f\u7528pathlib\u6a21\u5757\u3001\u7ed3\u5408\u5f02\u5e38\u5904\u7406\u4ee5\u786e\u4fdd\u76ee\u5f55\u5b89\u5168\u521b\u5efa\u3002<\/strong>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8\u5982\u4f55\u5728Python\u4e2d\u9ad8\u6548\u5730\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001OS\u6a21\u5757\u6279\u91cf\u521b\u5efa\u76ee\u5f55<\/p>\n<\/p>\n<p><p>os\u6a21\u5757\u662fPython\u6807\u51c6\u5e93\u7684\u4e00\u90e8\u5206\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u4ea4\u4e92\u7684\u529f\u80fd\u3002\u4f7f\u7528os\u6a21\u5757\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u76ee\u5f55\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528os.makedirs()\u521b\u5efa\u76ee\u5f55<\/li>\n<\/ol>\n<p><p>os.makedirs()\u51fd\u6570\u5141\u8bb8\u6211\u4eec\u9012\u5f52\u5730\u521b\u5efa\u76ee\u5f55\u3002\u8fd9\u610f\u5473\u7740\u5982\u679c\u7236\u76ee\u5f55\u4e0d\u5b58\u5728\uff0c\u8be5\u51fd\u6570\u4f1a\u81ea\u52a8\u521b\u5efa\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import os<\/p>\n<p>def create_directories(dir_list):<\/p>\n<p>    for dir_path in dir_list:<\/p>\n<p>        try:<\/p>\n<p>            os.makedirs(dir_path, exist_ok=True)<\/p>\n<p>            print(f&quot;Directory {dir_path} created successfully&quot;)<\/p>\n<p>        except Exception as e:<\/p>\n<p>            print(f&quot;An error occurred while creating directory {dir_path}: {e}&quot;)<\/p>\n<h2><strong>\u793a\u4f8b\u76ee\u5f55\u5217\u8868<\/strong><\/h2>\n<p>directories = [&quot;.\/data\/2023\/jan&quot;, &quot;.\/data\/2023\/feb&quot;, &quot;.\/data\/2023\/mar&quot;]<\/p>\n<p>create_directories(directories)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2acreate_directories\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u4e00\u4e2a\u76ee\u5f55\u8def\u5f84\u5217\u8868\uff0c\u5e76\u4f7f\u7528os.makedirs()\u521b\u5efa\u76ee\u5f55\u3002<strong>exist_ok=True\u53c2\u6570\u786e\u4fdd\u5982\u679c\u76ee\u5f55\u5df2\u5b58\u5728\uff0c\u4e0d\u4f1a\u5f15\u53d1\u5f02\u5e38\u3002<\/strong><\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5b58\u5728<\/li>\n<\/ol>\n<p><p>\u5728\u521b\u5efa\u76ee\u5f55\u4e4b\u524d\uff0c\u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5df2\u5b58\u5728\u662f\u4e00\u4e2a\u826f\u597d\u7684\u7f16\u7a0b\u5b9e\u8df5\u3002\u8fd9\u53ef\u4ee5\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u9519\u8bef\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def create_directories_check(dir_list):<\/p>\n<p>    for dir_path in dir_list:<\/p>\n<p>        if not os.path.exists(dir_path):<\/p>\n<p>            os.makedirs(dir_path)<\/p>\n<p>            print(f&quot;Directory {dir_path} created successfully&quot;)<\/p>\n<p>        else:<\/p>\n<p>            print(f&quot;Directory {dir_path} already exists&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u901a\u8fc7os.path.exists()\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5b58\u5728\uff0c\u4ece\u800c\u907f\u514d\u91cd\u590d\u521b\u5efa\u3002<\/strong><\/p>\n<\/p>\n<p><p>\u4e8c\u3001PATHLIB\u6a21\u5757\u6279\u91cf\u521b\u5efa\u76ee\u5f55<\/p>\n<\/p>\n<p><p>pathlib\u6a21\u5757\u662fPython 3.4\u5f15\u5165\u7684\uff0c\u7528\u4e8e\u5904\u7406\u6587\u4ef6\u7cfb\u7edf\u8def\u5f84\u7684\u9762\u5411\u5bf9\u8c61\u7684\u6a21\u5757\u3002\u5b83\u63d0\u4f9b\u4e86\u6bd4os\u6a21\u5757\u66f4\u4f18\u96c5\u7684\u65b9\u5f0f\u6765\u5904\u7406\u8def\u5f84\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528Path.mkdir()\u521b\u5efa\u76ee\u5f55<\/li>\n<\/ol>\n<p><p>pathlib\u6a21\u5757\u4e2d\u7684Path\u7c7b\u63d0\u4f9b\u4e86mkdir()\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u4e8e\u521b\u5efa\u76ee\u5f55\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from pathlib import Path<\/p>\n<p>def create_directories_pathlib(dir_list):<\/p>\n<p>    for dir_path in dir_list:<\/p>\n<p>        path = Path(dir_path)<\/p>\n<p>        try:<\/p>\n<p>            path.mkdir(parents=True, exist_ok=True)<\/p>\n<p>            print(f&quot;Directory {dir_path} created successfully&quot;)<\/p>\n<p>        except Exception as e:<\/p>\n<p>            print(f&quot;An error occurred while creating directory {dir_path}: {e}&quot;)<\/p>\n<h2><strong>\u793a\u4f8b\u76ee\u5f55\u5217\u8868<\/strong><\/h2>\n<p>directories = [&quot;.\/data\/2023\/apr&quot;, &quot;.\/data\/2023\/may&quot;, &quot;.\/data\/2023\/jun&quot;]<\/p>\n<p>create_directories_pathlib(directories)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>Path.mkdir()\u65b9\u6cd5\u7684parents=True\u53c2\u6570\u5141\u8bb8\u521b\u5efa\u591a\u7ea7\u76ee\u5f55\uff0cexist_ok=True\u53c2\u6570\u5219\u9632\u6b62\u5df2\u5b58\u5728\u7684\u76ee\u5f55\u5f15\u53d1\u5f02\u5e38\u3002<\/strong><\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u7ed3\u5408\u5f02\u5e38\u5904\u7406<\/li>\n<\/ol>\n<p><p>\u5728\u4f7f\u7528pathlib\u65f6\uff0c\u4e5f\u53ef\u4ee5\u7ed3\u5408\u5f02\u5e38\u5904\u7406\u6765\u786e\u4fdd\u76ee\u5f55\u521b\u5efa\u8fc7\u7a0b\u7684\u5b89\u5168\u6027\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def create_directories_with_exception_handling(dir_list):<\/p>\n<p>    for dir_path in dir_list:<\/p>\n<p>        path = Path(dir_path)<\/p>\n<p>        if not path.exists():<\/p>\n<p>            try:<\/p>\n<p>                path.mkdir(parents=True)<\/p>\n<p>                print(f&quot;Directory {dir_path} created successfully&quot;)<\/p>\n<p>            except Exception as e:<\/p>\n<p>                print(f&quot;An error occurred while creating directory {dir_path}: {e}&quot;)<\/p>\n<p>        else:<\/p>\n<p>            print(f&quot;Directory {dir_path} already exists&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u5904\u7406\u76ee\u5f55\u521b\u5efa\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u53d1\u751f\u7684\u5404\u79cd\u5f02\u5e38\uff0c\u786e\u4fdd\u7a0b\u5e8f\u7684\u9c81\u68d2\u6027\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u7ed3\u5408\u6587\u4ef6\u8bfb\u53d6\u6279\u91cf\u521b\u5efa\u76ee\u5f55<\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u76ee\u5f55\u8def\u5f84\u53ef\u80fd\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\u3002\u6211\u4eec\u53ef\u4ee5\u8bfb\u53d6\u8fd9\u4e9b\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528\u4e0a\u8ff0\u65b9\u6cd5\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def create_directories_from_file(file_path):<\/p>\n<p>    with open(file_path, &#39;r&#39;) as file:<\/p>\n<p>        dir_list = file.readlines()<\/p>\n<p>        dir_list = [dir_path.strip() for dir_path in dir_list]<\/p>\n<p>        create_directories(dir_list)<\/p>\n<h2><strong>\u5047\u8bbe\u76ee\u5f55\u8def\u5f84\u5b58\u50a8\u5728&#39;directories.txt&#39;\u6587\u4ef6\u4e2d<\/strong><\/h2>\n<p>create_directories_from_file(&#39;directories.txt&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u901a\u8fc7\u8bfb\u53d6\u6587\u4ef6\u4e2d\u7684\u76ee\u5f55\u8def\u5f84\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u6279\u91cf\u76ee\u5f55\u521b\u5efa\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u52a8\u6001\u7ba1\u7406\u5927\u91cf\u76ee\u5f55\u7684\u9879\u76ee\u5c24\u4e3a\u6709\u7528\u3002<\/strong><\/p>\n<\/p>\n<p><p>\u56db\u3001\u603b\u7ed3\u4e0e\u6700\u4f73\u5b9e\u8df5<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u7684\u8fc7\u7a0b\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u548c\u6a21\u5757\u662f\u5173\u952e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<\/p>\n<ul>\n<li><strong>\u4f7f\u7528pathlib\u6a21\u5757<\/strong>\uff1a\u5bf9\u4e8ePython 3.4\u53ca\u4ee5\u4e0a\u7248\u672c\uff0cpathlib\u6a21\u5757\u63d0\u4f9b\u4e86\u66f4\u73b0\u4ee3\u548c\u76f4\u89c2\u7684\u8def\u5f84\u5904\u7406\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u5904\u7406\u5f02\u5e38<\/strong>\uff1a\u5728\u521b\u5efa\u76ee\u5f55\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u6743\u9650\u4e0d\u8db3\u3001\u8def\u5f84\u9519\u8bef\u7b49\u95ee\u9898\uff0c\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002<\/li>\n<li><strong>\u68c0\u67e5\u76ee\u5f55\u5b58\u5728\u6027<\/strong>\uff1a\u5728\u521b\u5efa\u76ee\u5f55\u4e4b\u524d\uff0c\u68c0\u67e5\u5176\u662f\u5426\u5df2\u5b58\u5728\u53ef\u4ee5\u907f\u514d\u91cd\u590d\u521b\u5efa\u548c\u4e0d\u5fc5\u8981\u7684\u9519\u8bef\u3002<\/li>\n<li><strong>\u6279\u91cf\u64cd\u4f5c<\/strong>\uff1a\u65e0\u8bba\u662f\u4ece\u6587\u4ef6\u8bfb\u53d6\u8def\u5f84\u8fd8\u662f\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u8def\u5f84\uff0c\u6279\u91cf\u64cd\u4f5c\u90fd\u80fd\u63d0\u9ad8\u6548\u7387\u3002<\/li>\n<\/ul>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\u548c\u5b9e\u8df5\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u9ad8\u6548\u5730\u6279\u91cf\u521b\u5efa\u76ee\u5f55\uff0c\u6ee1\u8db3\u5404\u79cd\u9879\u76ee\u9700\u6c42\u3002\u65e0\u8bba\u662f\u6570\u636e\u79d1\u5b66\u9879\u76ee\u4e2d\u7684\u6570\u636e\u5b58\u50a8\uff0c\u8fd8\u662f\u5927\u578b\u5e94\u7528\u4e2d\u7684\u6587\u4ef6\u7ba1\u7406\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u80fd\u63d0\u4f9b\u5f3a\u6709\u529b\u7684\u652f\u6301\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5728Python\u4e2d\uff0c\u5982\u4f55\u4e00\u6b21\u6027\u521b\u5efa\u591a\u4e2a\u76ee\u5f55\uff1f<\/strong><br \/>\u53ef\u4ee5\u4f7f\u7528<code>os<\/code>\u6a21\u5757\u7684<code>makedirs()<\/code>\u51fd\u6570\u6765\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u3002\u901a\u8fc7\u4f20\u9012\u4e00\u4e2a\u8def\u5f84\u5217\u8868\uff0c\u60a8\u53ef\u4ee5\u5728\u7a0b\u5e8f\u4e2d\u4e00\u6b21\u6027\u521b\u5efa\u591a\u4e2a\u76ee\u5f55\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u904d\u5386\u4e00\u4e2a\u76ee\u5f55\u5217\u8868\u5e76\u4e3a\u6bcf\u4e2a\u76ee\u5f55\u8c03\u7528<code>makedirs()<\/code>\uff0c\u786e\u4fdd\u6240\u6709\u6307\u5b9a\u7684\u76ee\u5f55\u90fd\u80fd\u6210\u529f\u521b\u5efa\u3002<\/p>\n<p><strong>\u662f\u5426\u53ef\u4ee5\u4f7f\u7528Python\u811a\u672c\u4ece\u6587\u672c\u6587\u4ef6\u4e2d\u8bfb\u53d6\u76ee\u5f55\u540d\u79f0\u5e76\u521b\u5efa\u76f8\u5e94\u7684\u76ee\u5f55\uff1f<\/strong><br \/>\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2aPython\u811a\u672c\uff0c\u8bfb\u53d6\u5305\u542b\u76ee\u5f55\u540d\u79f0\u7684\u6587\u672c\u6587\u4ef6\u3002\u4f7f\u7528<code>open()<\/code>\u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u540e\uff0c\u5c06\u6bcf\u884c\u4f5c\u4e3a\u76ee\u5f55\u540d\u79f0\uff0c\u901a\u8fc7<code>os.makedirs()<\/code>\u51fd\u6570\u9010\u4e00\u521b\u5efa\u8fd9\u4e9b\u76ee\u5f55\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u5408\u6279\u91cf\u5904\u7406\u5927\u91cf\u76ee\u5f55\u3002<\/p>\n<p><strong>\u5728\u521b\u5efa\u76ee\u5f55\u65f6\uff0c\u5982\u4f55\u5904\u7406\u5df2\u5b58\u5728\u7684\u76ee\u5f55\u4ee5\u907f\u514d\u9519\u8bef\uff1f<\/strong><br \/>\u4f7f\u7528<code>os.makedirs()<\/code>\u65f6\uff0c\u53ef\u4ee5\u8bbe\u7f6e<code>exist_ok=True<\/code>\u53c2\u6570\u3002\u8fd9\u6837\uff0c\u5f53\u5c1d\u8bd5\u521b\u5efa\u5df2\u7ecf\u5b58\u5728\u7684\u76ee\u5f55\u65f6\uff0c\u7a0b\u5e8f\u4e0d\u4f1a\u629b\u51fa\u9519\u8bef\uff0c\u800c\u662f\u6b63\u5e38\u8fd0\u884c\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u5065\u58ee\u6027\u3002\u6b64\u5916\uff0c\u60a8\u4e5f\u53ef\u4ee5\u5148\u4f7f\u7528<code>os.path.exists()<\/code>\u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5b58\u5728\uff0c\u518d\u51b3\u5b9a\u662f\u5426\u521b\u5efa\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u6279\u91cf\u521b\u5efa\u76ee\u5f55\u7684\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528os\u6a21\u5757\u3001\u4f7f\u7528pathlib\u6a21\u5757\u3001\u7ed3\u5408\u5f02\u5e38\u5904\u7406\u4ee5\u786e\u4fdd\u76ee\u5f55\u5b89\u5168\u521b\u5efa\u3002 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