{"id":5111,"date":"2022-11-16T22:07:08","date_gmt":"2022-11-16T13:07:08","guid":{"rendered":"https:\/\/obenkyolab.com\/?p=5111"},"modified":"2022-11-16T22:07:09","modified_gmt":"2022-11-16T13:07:09","slug":"%e3%80%90python%e3%80%91python%e3%81%8b%e3%82%89%e5%a4%96%e9%83%a8%e3%82%a2%e3%82%af%e3%82%bb%e3%82%b9%e3%81%99%e3%82%8b%e9%9a%9b%e3%81%aburlerrorurlopen-error-ssl-certificate_verify_failed-ce","status":"publish","type":"post","link":"https:\/\/obenkyolab.com\/?p=5111","title":{"rendered":"\u3010Python\u3011python\u304b\u3089\u5916\u90e8\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u306bURLError:&lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed\u304c\u51fa\u308b\u3068\u304d\u306e\u5bfe\u51e6\u6cd5"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/obenkyolab.com\/?p=5111\/#%E6%A6%82%E8%A6%81\" >\u6982\u8981<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/obenkyolab.com\/?p=5111\/#%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%AE%E7%99%BA%E7%94%9F%E7%8A%B6%E6%B3%81\" >\u30a8\u30e9\u30fc\u306e\u767a\u751f\u72b6\u6cc1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/obenkyolab.com\/?p=5111\/#%E5%AF%BE%E5%87%A6%E6%B3%95\" >\u5bfe\u51e6\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/obenkyolab.com\/?p=5111\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%A6%82%E8%A6%81\"><\/span>\u6982\u8981<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pytorch\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u969b\u306b\u3001CIFAR10\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3088\u3046\u3068\u3057\u305f\u3068\u3053\u308d\u3001SSL\u95a2\u9023\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u305f\u3081\u3001\u305d\u306e\u5bfe\u51e6\u6cd5\u306b\u3064\u3044\u3066\u30e1\u30e2\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%AE%E7%99%BA%E7%94%9F%E7%8A%B6%E6%B3%81\"><\/span>\u30a8\u30e9\u30fc\u306e\u767a\u751f\u72b6\u6cc1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pytorch\u306etorchvision.datasets.CIFAR10\uff08<a href=\"https:\/\/pytorch.org\/vision\/stable\/generated\/torchvision.datasets.CIFAR10.html\">CIFAR10 \u2014 Torchvision 0.14 documentation (pytorch.org)<\/a>\uff09\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3088\u3046\u3068\u3057\u307e\u3057\u305f\u3002<a href=\"https:\/\/pytorch.org\/vision\/stable\/_modules\/torchvision\/datasets\/cifar.html#CIFAR10\"><\/a><\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-python\" data-lang=\"Python\"><code>from torchvision import datasets\ndataset = datasets.CIFAR10(root = &#39;data&#39;, download = True)<\/code><\/pre><\/div>\n\n\n\n<p>\u3059\u308b\u3068\u6b21\u306e\u3088\u3046\u306bSSL\u95a2\u9023\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"has-white-color has-black-background-color has-text-color has-background\">URLError:&lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%AF%BE%E5%87%A6%E6%B3%95\"><\/span>\u5bfe\u51e6\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30cd\u30c3\u30c8\u7b49\u3067\u8abf\u3079\u3066\u307f\u308b\u3068\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306fSSL\u306e\u8a3c\u660e\u66f8\u306e\u671f\u9650\u5207\u308c\u3067\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u5bfe\u51e6\u65b9\u6cd5\u3068\u3057\u3066\u306fSSL\u306e\u8a3c\u660e\u66f8\u78ba\u8a8d\u3092OFF\u306b\u3057\u3066\u63a5\u7d9a\u3059\u308b\u3068\u3044\u3046\u65b9\u6cd5\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u3092\u53c2\u8003\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/github.com\/pytorch\/vision\/issues\/5039\">Trying to CIFAR-10 from torchvision.datasets and receiving URLError: &lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate has expired (_ssl.c:1129)> \u00b7 Issue #5039 \u00b7 pytorch\/vision \u00b7 GitHub<\/a><\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306b\u306f\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3092\u884c\u3046\u30b3\u30fc\u30c9\u306e\u524d\u306b\u4ee5\u4e0b\u3092\u66f8\u3044\u3066\u304a\u304f\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-python\" data-lang=\"Python\"><code>import ssl\nssl._create_default_https_context = ssl._create_unverified_context<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u7121\u4e8b\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u8a3c\u660e\u66f8\u78ba\u8a8d\u3092\u884c\u308f\u305a\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u306e\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u306f\u826f\u304f\u306f\u7121\u3044\u3068\u306f\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>URLError:&lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed\u306fSSL\u8a3c\u660e\u66f8\u306e\\\u671f\u9650\u5207\u308c\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc<\/li>\n\n\n\n<li>SSL\u8a3c\u660e\u66f8\u306e\u78ba\u8a8d\u3092OFF\u306b\u3059\u308b\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308c\u3070\u30a2\u30af\u30bb\u30b9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 Pytorch\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u969b\u306b\u3001CIFAR10\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":1218,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"https:\/\/obenkyolab.com\/?p=5111","footnotes":""},"categories":[7,53],"tags":[],"class_list":["post-5111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","category-53","ja"],"_links":{"self":[{"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/posts\/5111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5111"}],"version-history":[{"count":1,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/posts\/5111\/revisions"}],"predecessor-version":[{"id":5112,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/posts\/5111\/revisions\/5112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=\/wp\/v2\/media\/1218"}],"wp:attachment":[{"href":"https:\/\/obenkyolab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obenkyolab.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}