{"id":3617,"date":"2025-05-30T15:00:02","date_gmt":"2025-06-04T07:37:02","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3617"},"modified":"2025-06-04T15:00:02","modified_gmt":"2025-06-04T07:37:02","slug":"%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84oserror%e5%87%bd%e6%95%b8%e5%8a%9f%e8%83%bd%e5%8f%8a%e5%85%b6%e8%99%95%e7%90%86%e6%96%b9%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84oserror%e5%87%bd%e6%95%b8%e5%8a%9f%e8%83%bd%e5%8f%8a%e5%85%b6%e8%99%95%e7%90%86%e6%96%b9%e5%bc%8f\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Python \u4e2d\u7684 OSError\uff1a\u529f\u80fd\u3001\u8655\u7406\u65b9\u5f0f\u53ca\u5be6\u4f5c\u7bc4\u4f8b"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Python, OSError, Python \u932f\u8aa4\u8655\u7406, OSError \u5be6\u4f5c\u7bc4\u4f8b\"><\/p>\n<h1>\u6df1\u5165\u4e86\u89e3 Python \u4e2d\u7684 OSError<\/h1>\n<p>OSError \u662f Python \u4e2d\u5e38\u898b\u7684\u932f\u8aa4\u985e\u5225\uff0c\u7528\u65bc\u6307\u793a\u64cd\u4f5c\u7cfb\u7d71\u932f\u8aa4\u3002\u9019\u985e\u932f\u8aa4\u53ef\u80fd\u6703\u5728\u6587\u4ef6\u64cd\u4f5c\u3001\u7db2\u7d61\u9023\u63a5\u6216\u5176\u4ed6\u7cfb\u7d71\u8abf\u7528\u4e2d\u51fa\u73fe\u3002\u6b63\u78ba\u8655\u7406\u9019\u4e9b\u932f\u8aa4\u662f\u78ba\u4fdd\u7a0b\u5f0f\u7a69\u5b9a\u6027\u548c\u7528\u6236\u9ad4\u9a57\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<p>### OSError \u7684\u7d50\u69cb<\/p>\n<p>OSError \u4f8b\u5916\u985e\u5225\u5305\u542b\u4ee5\u4e0b\u5c6c\u6027\uff1a<\/p>\n<ul>\n<li><strong>errno<\/strong>\uff1a\u64cd\u4f5c\u7cfb\u7d71\u932f\u8aa4\u4ee3\u78bc\uff0c\u6574\u6578\u8868\u793a\u3002<\/li>\n<li><strong>strerror<\/strong>\uff1a\u64cd\u4f5c\u7cfb\u7d71\u932f\u8aa4\u6d88\u606f\uff0c\u5b57\u7b26\u4e32\u683c\u5f0f\u63d0\u4f9b\u5177\u9ad4\u932f\u8aa4\u4fe1\u606f\u3002<\/li>\n<li><strong>filename<\/strong>\uff1a\u5c0e\u81f4\u932f\u8aa4\u7684\u6587\u4ef6\u540d\uff0c\u5b57\u7b26\u4e32\u683c\u5f0f\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u5c6c\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u7372\u53d6\u6709\u95dc\u932f\u8aa4\u7684\u8a73\u7d30\u4fe1\u606f\u4e26\u9032\u884c\u9069\u7576\u7684\u8655\u7406\u3002<\/p>\n<p>### \u6355\u7372 OSError \u7684\u793a\u4f8b<\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u6355\u7372 OSError \u4e26\u8655\u7406\u6587\u4ef6\u64cd\u4f5c\u932f\u8aa4\uff1a<\/p>\n<p>&#8220;`python<br \/>\ntry:<br \/>\n    f = open(&#8216;test.txt&#8217;, &#8216;r&#8217;)<br \/>\nexcept OSError as e:<br \/>\n    print(&#8216;OS error: {0}&#8217;.format(e))<br \/>\n    print(&#8216;Error number: {0}&#8217;.format(e.errno))<br \/>\n    print(&#8216;Error message: {0}&#8217;.format(e.strerror))<br \/>\n    if hasattr(e, &#8216;filename&#8217;):<br \/>\n        print(&#8216;Filename: {0}&#8217;.format(e.filename))<br \/>\n&#8220;`<\/p>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u7a0b\u5f0f\u5617\u8a66\u6253\u958b\u4e00\u500b\u540d\u70ba &#8216;test.txt&#8217; \u7684\u6587\u4ef6\u3002\u5982\u679c\u8a72\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5c07\u62cb\u51fa OSError \u4f8b\u5916\uff0c\u4e26\u6253\u5370\u51fa\u932f\u8aa4\u7684\u5177\u9ad4\u6578\u64da\uff0c\u5305\u62ec\u932f\u8aa4\u78bc\u548c\u932f\u8aa4\u6d88\u606f\u3002<\/p>\n<p>### \u932f\u8aa4\u6392\u9664<\/p>\n<p>\u7576\u9047\u5230 OSError \u6642\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u932f\u8aa4\u6392\u9664\uff1a<\/p>\n<p>1. **\u6aa2\u67e5\u6587\u4ef6\u8def\u5f91**\uff1a\u78ba\u4fdd\u6587\u4ef6\u8def\u5f91\u6b63\u78ba\u4e14\u6587\u4ef6\u5b58\u5728\u3002<br \/>\n2. **\u6aa2\u67e5\u6b0a\u9650**\uff1a\u78ba\u8a8d\u60a8\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u8a72\u6587\u4ef6\u3002<br \/>\n3. **\u6aa2\u67e5\u78c1\u789f\u7a7a\u9593**\uff1a\u5982\u679c\u64cd\u4f5c\u6d89\u53ca\u5beb\u5165\u6587\u4ef6\uff0c\u78ba\u4fdd\u78c1\u789f\u6709\u8db3\u5920\u7684\u53ef\u7528\u7a7a\u9593\u3002<\/p>\n<p>### \u5ef6\u4f38\u61c9\u7528<\/p>\n<p>OSError \u4e0d\u50c5\u9650\u65bc\u6587\u4ef6\u64cd\u4f5c\uff0c\u4e5f\u53ef\u4ee5\u61c9\u7528\u65bc\u7db2\u7d61\u8acb\u6c42\u3001\u6578\u64da\u5eab\u9023\u63a5\u7b49\u5834\u666f\u3002\u7406\u89e3\u5982\u4f55\u6355\u7372\u4e26\u8655\u7406\u9019\u4e9b\u4f8b\u5916\u5c07\u70ba\u60a8\u7684 Python \u958b\u767c\u589e\u52a0\u8a31\u591a\u7a69\u5b9a\u6027\u548c\u9748\u6d3b\u6027\u3002\u6b32\u4e86\u89e3\u66f4\u591a Python \u932f\u8aa4\u8655\u7406\u7684\u6280\u5de7\uff0c\u8acb\u53c3\u8003 [\u9019\u7bc7\u6587\u7ae0](https:\/\/www.vocus.cc\/article\/5f6c8d3c5f2d4800178cabe9\/python-error-handling)\u3002<\/p>\n<p>### \u7e3d\u7d50<\/p>\n<p>OSError \u662f Python \u4e2d\u5e38\u898b\u7684\u4f8b\u5916\u985e\u5225\uff0c\u80fd\u5920\u6355\u7372\u8207\u64cd\u4f5c\u7cfb\u7d71\u76f8\u95dc\u7684\u932f\u8aa4\u3002\u7406\u89e3\u5176\u7d50\u69cb\u53ca\u5982\u4f55\u6709\u6548\u8655\u7406 OSError \u5c0d\u65bc\u958b\u767c\u7a69\u5b9a\u7684\u61c9\u7528\u7a0b\u5f0f\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>### Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/p>\n<p>**1. OSError \u7684 errno \u4ee3\u8868\u4ec0\u9ebc\uff1f**<br \/>\n&#8211; errno \u662f\u4e00\u500b\u6574\u6578\uff0c\u8868\u793a\u7279\u5b9a\u7684\u64cd\u4f5c\u7cfb\u7d71\u932f\u8aa4\u4ee3\u78bc\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9019\u500b\u4ee3\u78bc\u4f86\u8b58\u5225\u5177\u9ad4\u7684\u932f\u8aa4\u985e\u578b\u3002<\/p>\n<p>**2. \u5982\u4f55\u8655\u7406\u591a\u500b OSError\uff1f**<br \/>\n&#8211; \u53ef\u4ee5\u4f7f\u7528\u591a\u5c64\u6b21\u7684 `try-except` \u584a\u4f86\u6355\u7372\u4e0d\u540c\u985e\u578b\u7684 OSError\uff0c\u6839\u64da\u932f\u8aa4\u7684\u5177\u9ad4\u60c5\u6cc1\u91c7\u53d6\u76f8\u61c9\u7684\u884c\u52d5\u3002<\/p>\n<p>**3. \u5728\u958b\u767c\u4e2d\u5982\u4f55\u907f\u514d OSError\uff1f**<br \/>\n&#8211; \u5728\u9032\u884c\u6587\u4ef6\u64cd\u4f5c\u6642\uff0c\u61c9\u8a72\u5148\u4f7f\u7528 `os.path.exists()` \u6aa2\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u4e26\u4e14\u5728\u5beb\u5165\u6587\u4ef6\u6642\u78ba\u8a8d\u78c1\u789f\u7a7a\u9593\u5145\u8db3\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981:\u672c\u6587\u5c07\u4ecb\u7d39Python\u4e2d\u7684OSError\u51fd\u6578\uff0c\u8a73\u7d30\u89e3\u91cbOSError\u51fd\u6578\u7684\u529f\u80fd\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u8655\u7406\u7cfb\u7d71\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u9084\u5c07\u63d0\u4f9b\u4e00\u4e9b\u6709\u95dcOSError\u51fd\u6578\u7684\u793a\u4f8b\uff0c\u4ee5\u4fbf\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5b83\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":2518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[18],"tags":[15],"class_list":["post-3617","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","tag-python"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2022\/12\/DALL\u00b7E-2022-12-28-14.25.55-\u62f7\u8c9d2.png","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-Wl","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3617","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3617"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3617\/revisions"}],"predecessor-version":[{"id":12780,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3617\/revisions\/12780"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/2518"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}