{"id":139772,"date":"2019-03-24T08:24:49","date_gmt":"2019-03-24T00:24:49","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=139772"},"modified":"2019-03-18T10:26:13","modified_gmt":"2019-03-18T02:26:13","slug":"python-test-access","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/python-test-access.html","title":{"rendered":"Python\u4f7f\u7528os\u6a21\u5757\u68c0\u6d4b\u662f\u5426\u6709\u8bbf\u95ee\u6743\u9650"},"content":{"rendered":"<p>\u68c0\u9a8c\u6743\u9650\u6a21\u5f0f<\/p>\n<div   id="j6sjwn9j3u"    class=\"cnblogs_code\">\n<pre>os.access(path,mode)<\/pre>\n<\/div>\n<p>\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>path --\u8981\u7528\u6765\u68c0\u6d4b\u662f\u5426\u6709\u8bbf\u95ee\u6743\u9650\u7684\u8def\u5f84\u3002<\/li>\n<li>mode --\u5e38\u75284\u79cd\u6a21\u5f0f\u5982\u4e0b\uff1a\n<ul>\n<li>os.F_OK:\u6d4b\u8bd5path\u662f\u5426\u5b58\u5728<\/li>\n<li>os.R_OK:\u6d4b\u8bd5path\u662f\u5426\u53ef\u8bfb<\/li>\n<li>os.W_OK:\u6d4b\u8bd5path\u662f\u5426\u53ef\u5199<\/li>\n<li>os.X_OK:\u6d4b\u8bd5path\u662f\u5426\u53ef\u6267\u884c<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u8fd4\u56de\u503c\uff1a \u5982\u679c\u5141\u8bb8\u8bbf\u95ee\u5219\u8fd4\u56deTrue\uff0c\u5426\u5219\u8fd4\u56deFalse\u3002<\/p>\n<p>\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li>\u5148\u770b\u4e00\u4e2a\u83dc\u9e1f\u6559\u7a0b\u4e0a\u7684\u4f8b\u5b50<\/li>\n<\/ul>\n<div   id="j6sjwn9j3u"    class=\"cnblogs_code\">\n<pre>import os, sys\r\n\r\n# \u5047\u5b9a \/tmp\/foo.txt \u6587\u4ef6\u5b58\u5728\uff0c\u5e76\u6709\u8bfb\u5199\u6743\u9650\r\n\r\nret = os.access(\"\/tmp\/foo.txt\", os.F_OK)\r\nprint (\"F_OK - \u8fd4\u56de\u503c %s\"% ret)\r\n\r\nret = os.access(\"\/tmp\/foo.txt\", os.R_OK)\r\nprint (\"R_OK - \u8fd4\u56de\u503c %s\"% ret)\r\n\r\nret = os.access(\"\/tmp\/foo.txt\", os.W_OK)\r\nprint (\"W_OK - \u8fd4\u56de\u503c %s\"% ret)\r\n\r\nret = os.access(\"\/tmp\/foo.txt\", os.X_OK)\r\nprint (\"X_OK - \u8fd4\u56de\u503c %s\"% ret)<\/pre>\n<div   id="j6sjwn9j3u"    class=\"cnblogs_code_toolbar\"><\/div>\n<\/div>\n<ul>\n<li>\u518d\u52a0\u4e0a\u5faa\u73af\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86 \u53c2\u6570\uff1a path &#8211;\u8981\u7528\u6765\u68c0\u6d4b\u662f\u5426\u6709\u8bbf\u95ee\u6743\u9650\u7684\u8def\u5f84\u3002 [&hellip;]<\/p>\n","protected":false},"author":643,"featured_media":139858,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-139772","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/139772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/643"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=139772"}],"version-history":[{"count":3,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/139772\/revisions"}],"predecessor-version":[{"id":139983,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/139772\/revisions\/139983"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/139858"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=139772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=139772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=139772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}