{"id":205008,"date":"2025-05-29T13:04:54","date_gmt":"2025-05-29T05:04:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205008\/"},"modified":"2025-05-29T13:04:54","modified_gmt":"2025-05-29T05:04:54","slug":"python-with%e8%af%ad%e5%8f%a5%e6%89%93%e5%bc%80%e6%96%87%e4%bb%b6%ef%bc%9a%e5%a6%82%e4%bd%95%e4%bc%98%e9%9b%85%e5%9c%b0%e5%a4%84%e7%90%86%e6%96%87%e4%bb%b6%e4%b8%8d%e5%ad%98%e5%9c%a8%e7%9a%84%e6%83%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205008\/","title":{"rendered":"Python with\u8bed\u53e5\u6253\u5f00\u6587\u4ef6\uff1a\u5982\u4f55\u4f18\u96c5\u5730\u5904\u7406\u6587\u4ef6\u4e0d\u5b58\u5728\u7684\u60c5\u51b5\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python with\u8bed\u53e5\u6253\u5f00\u6587\u4ef6\uff1a\u5982\u4f55\u4f18\u96c5\u5730\u5904\u7406\u6587\u4ef6\u4e0d\u5b58\u5728\u7684\u60c5\u51b5\uff1f<\/h1>\n<p>\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241121\/1732170884673ed4843873c.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python \u4e2d with \u8bed\u53e5\u6253\u5f00\u6587\u4ef6\u65f6\u5982\u4f55\u5904\u7406\u4e0d\u5b58\u5728\u7684\u60c5\u51b5\uff1f<\/strong><\/p>\n<p>python \u4e2d\u4f7f\u7528 with \u8bed\u53e5\u6253\u5f00\u6587\u4ef6\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u6587\u4ef6\u6216\u76ee\u5f55\u4e0d\u5b58\u5728\u7684\u95ee\u9898\u3002\u8fd9\u79cd\u60c5\u51b5\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u5904\u7406\uff1a<\/p>\n<ul>\n<li><strong>\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff1a<\/strong>\u6253\u5f00\u6587\u4ef6\u4e4b\u524d\uff0c\u4f7f\u7528 exists() \u65b9\u6cd5\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3002\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u521b\u5efa\u5b83\u3002<\/li>\n<li><strong>\u521b\u5efa\u76ee\u5f55\uff1a<\/strong>\u5982\u679c\u76ee\u6807\u6587\u4ef6\u6240\u5728\u7684\u76ee\u5f55\u4e0d\u5b58\u5728\uff0c\u4f7f\u7528 mkdir() \u65b9\u6cd5\u521b\u5efa\u5b83\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5904\u7406\u6587\u4ef6\u6216\u76ee\u5f55\u4e0d\u5b58\u5728\u7684\u60c5\u51b5\uff1a<\/p>\n<pre>from pathlib import Path\n\n# \u76ee\u6807\u76ee\u5f55\nTARGET_DIR = Path(\".\/foo\/bar\")\n\n# \u5982\u679c\u76ee\u6807\u76ee\u5f55\u4e0d\u5b58\u5728\uff0c\u521b\u5efa\u5b83\nif not TARGET_DIR.exists():\n    TARGET_DIR.mkdir(parents=True)  # \u5982\u679c\u7236\u76ee\u5f55\u4e5f\u4e0d\u5b58\u5728\uff0c\u5219\u4e5f\u521b\u5efa\n\n# \u76ee\u6807\u6587\u4ef6\nTARGET_FILE = TARGET_DIR \/ \"test.txt\"\n\n# \u5982\u679c\u76ee\u6807\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u521b\u5efa\u5b83\nif not TARGET_FILE.exists():\n    with TARGET_FILE.open(\"w\") as f:\n        f.write(\"...\")<\/pre>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u786e\u4fdd\u5728 with \u8bed\u53e5\u6267\u884c\u4e4b\u524d\u6587\u4ef6\u548c\u76ee\u5f55\u90fd\u5df2\u5b58\u5728\uff0c\u4ece\u800c\u907f\u514d\u51fa\u73b0 filenotfounderror \u6216 isadirectoryerror \u7b49\u9519\u8bef\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python with\u8bed\u53e5\u6253\u5f00\u6587&#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-205008","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205008","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=205008"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205008\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}