{"id":3570,"date":"2025-06-01T15:41:51","date_gmt":"2025-06-04T07:49:50","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3570"},"modified":"2025-06-04T15:41:51","modified_gmt":"2025-06-04T07:49:50","slug":"%e8%a7%a3%e6%b1%bapython%e4%b8%ad%e7%9a%84connectionerror%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e8%a7%a3%e6%b1%bapython%e4%b8%ad%e7%9a%84connectionerror%e5%95%8f%e9%a1%8c\/","title":{"rendered":"\u89e3\u6c7aPython\u4e2d\u7684ConnectionError\u554f\u984c &#8211; 2025\u6700\u65b0\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Python, ConnectionError, \u7db2\u8def\u9023\u7dda, \u932f\u8aa4\u6392\u9664, \u7a0b\u5f0f\u78bc\u6559\u5b78\"><\/p>\n<h1>\u6df1\u5165\u89e3\u6790Python ConnectionError\u8207\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>Python\u7684ConnectionError\u662f\u958b\u767c\u8005\u5728\u7db2\u8def\u7de8\u7a0b\u4e2d\u7d93\u5e38\u9047\u5230\u7684\u932f\u8aa4\u4e4b\u4e00\u3002\u9019\u8868\u793aPython\u7a0b\u5f0f\u7121\u6cd5\u6210\u529f\u8207\u7db2\u8def\u4e0a\u7684\u4f3a\u670d\u5668\u5efa\u7acb\u9023\u7dda\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u8a73\u7d30\u63a2\u8a0eConnectionError\u7684\u539f\u56e0\u3001\u89e3\u6c7a\u65b9\u6848\u4ee5\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u5e6b\u52a9\u4f60\u66f4\u6709\u6548\u5730\u6392\u9664\u932f\u8aa4\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662fPython ConnectionError\uff1f<\/h2>\n<p>Python ConnectionError\u662f\u4e00\u7a2e\u7570\u5e38\uff0c\u7576Python\u7a0b\u5f0f\u7121\u6cd5\u8207\u67d0\u500b\u7db2\u8def\u670d\u52d9\u9032\u884c\u9023\u7dda\u6642\u6703\u5f15\u767c\u3002\u9019\u53ef\u80fd\u6e90\u65bc\u591a\u7a2e\u56e0\u7d20\uff0c\u4f8b\u5982\u7db2\u8def\u4e0d\u7a69\u5b9a\u3001\u4f3a\u670d\u5668\u6545\u969c\u6216\u7a0b\u5f0f\u78bc\u932f\u8aa4\u7b49\u3002\u6709\u6548\u8655\u7406\u6b64\u932f\u8aa4\u5c0d\u65bc\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2>Python ConnectionError\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<p>ConnectionError\u53ef\u80fd\u7531\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u5c0e\u81f4\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u8def\u9023\u7dda\u554f\u984c\uff1a<\/strong>\u5982\u679c\u7db2\u8def\u4e0d\u7a69\u5b9a\uff0cPython\u7a0b\u5f0f\u53ef\u80fd\u7121\u6cd5\u6210\u529f\u9023\u63a5\u5230\u4f3a\u670d\u5668\uff0c\u5f9e\u800c\u5f15\u767cConnectionError\u3002<\/li>\n<li><strong>\u4f3a\u670d\u5668\u554f\u984c\uff1a<\/strong>\u4f3a\u670d\u5668\u6545\u969c\u6216\u7dad\u8b77\u4e5f\u6703\u5c0e\u81f4\u7121\u6cd5\u5efa\u7acb\u9023\u7dda\u3002<\/li>\n<li><strong>\u7a0b\u5f0f\u78bc\u932f\u8aa4\uff1a<\/strong>\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\uff0c\u5982\u932f\u8aa4\u7684URL\u3001\u7aef\u53e3\u6216\u5354\u8b70\u8a2d\u5b9a\uff0c\u4e5f\u6703\u5c0e\u81f4ConnectionError\u3002<\/li>\n<\/ul>\n<h2>\u5982\u4f55\u89e3\u6c7aPython ConnectionError\uff1f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u91dd\u5c0dPython ConnectionError\u7684\u89e3\u6c7a\u65b9\u6cd5\uff0c\u5e6b\u52a9\u4f60\u5feb\u901f\u6392\u9664\u932f\u8aa4\uff1a<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5\u7db2\u8def\u9023\u7dda\uff1a<\/strong>\u78ba\u4fdd\u4f60\u7684\u8a2d\u5099\u5df2\u9023\u63a5\u5230\u4e92\u806f\u7db2\uff0c\u4e26\u4e14\u7db2\u8def\u7a69\u5b9a\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528ping\u547d\u4ee4\u6aa2\u67e5\u9023\u7dda\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u6aa2\u67e5\u4f3a\u670d\u5668\u72c0\u614b\uff1a<\/strong>\u78ba\u8a8d\u4f3a\u670d\u5668\u6b63\u5e38\u904b\u884c\uff0c\u4e26\u63a5\u53d7\u9023\u63a5\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982Postman\u6216curl\u9032\u884c\u6e2c\u8a66\u3002<\/li>\n<li><strong>\u6aa2\u67e5\u7a0b\u5f0f\u78bc\uff1a<\/strong>\u5be9\u67e5\u4f60\u7684\u7a0b\u5f0f\u78bc\uff0c\u7279\u5225\u662f\u6d89\u53ca\u7db2\u8def\u8acb\u6c42\u7684\u90e8\u5206\u3002\u78ba\u8a8dURL\u3001\u7aef\u53e3\u548c\u5354\u8b70\u7684\u8a2d\u5b9a\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n<li><strong>\u4f7f\u7528\u91cd\u8a66\u6a5f\u5236\uff1a<\/strong>\u5728\u7a0b\u5f0f\u4e2d\u5be6\u73fe\u91cd\u8a66\u6a5f\u5236\uff0c\u4f8b\u5982\u4f7f\u7528`requests`\u5eab\u7684`Retry`\u529f\u80fd\uff0c\u4f86\u81ea\u52d5\u91cd\u8a66\u5931\u6557\u7684\u8acb\u6c42\u3002<\/li>\n<\/ul>\n<h2>\u5be6\u4f5c\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528`requests`\u5eab\u9032\u884cHTTP\u8acb\u6c42\u7684\u7bc4\u4f8b\uff0c\u4e26\u8655\u7406ConnectionError\uff1a<\/p>\n<p>&#8220;`python<br \/>\nimport requests<br \/>\nfrom requests.exceptions import ConnectionError, Timeout<\/p>\n<p>url = &#8220;http:\/\/example.com\/api\/data&#8221;<\/p>\n<p>try:<br \/>\n    response = requests.get(url, timeout=5)<br \/>\n    response.raise_for_status()  # \u6aa2\u67e5\u662f\u5426\u8fd4\u56de\u932f\u8aa4\u72c0\u614b<br \/>\n    print(response.json())<br \/>\nexcept ConnectionError:<br \/>\n    print(&#8220;\u7121\u6cd5\u9023\u63a5\u5230\u4f3a\u670d\u5668\uff0c\u8acb\u6aa2\u67e5\u7db2\u8def\u9023\u7dda\u6216\u4f3a\u670d\u5668\u72c0\u614b\u3002&#8221;)<br \/>\nexcept Timeout:<br \/>\n    print(&#8220;\u8acb\u6c42\u8d85\u6642\uff0c\u8acb\u7a0d\u5f8c\u518d\u8a66\u3002&#8221;)<br \/>\nexcept Exception as e:<br \/>\n    print(f&#8221;\u767c\u751f\u932f\u8aa4: {e}&#8221;)<br \/>\n&#8220;`<\/p>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u5b78\u6703\u8655\u7406ConnectionError\u5f8c\uff0c\u4f60\u53ef\u4ee5\u66f4\u6df1\u5165\u5730\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528\u7570\u6b65\u8acb\u6c42\u4f86\u63d0\u9ad8\u7db2\u8def\u8acb\u6c42\u7684\u6548\u80fd\uff0c\u4ea6\u53ef\u53c3\u8003[\u9019\u7bc7Python\u7db2\u8def\u7de8\u7a0b\u6559\u5b78](https:\/\/miner.tw\/python-networking)\u9032\u4e00\u6b65\u63d0\u5347\u4f60\u7684\u958b\u767c\u6280\u80fd\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>Python ConnectionError\u662f\u958b\u767c\u904e\u7a0b\u4e2d\u5e38\u898b\u7684\u932f\u8aa4\uff0c\u4e86\u89e3\u5176\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u4f60\u7684\u958b\u767c\u6548\u7387\u3002\u78ba\u4fdd\u7db2\u8def\u9023\u7dda\u6b63\u5e38\u3001\u4f3a\u670d\u5668\u53ef\u7528\u4ee5\u53ca\u7a0b\u5f0f\u78bc\u6b63\u78ba\uff0c\u662f\u89e3\u6c7a\u6b64\u554f\u984c\u7684\u95dc\u9375\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<p>**Q1: \u70ba\u4ec0\u9ebc\u6211\u6703\u9047\u5230ConnectionError\uff1f**<br \/>\nA1: ConnectionError\u901a\u5e38\u662f\u7531\u65bc\u7db2\u8def\u9023\u7dda\u4e0d\u7a69\u5b9a\u3001\u4f3a\u670d\u5668\u6545\u969c\u6216\u7a0b\u5f0f\u78bc\u932f\u8aa4\u9020\u6210\u7684\u3002<\/p>\n<p>**Q2: \u5982\u4f55\u78ba\u8a8d\u4f3a\u670d\u5668\u662f\u5426\u904b\u884c\u6b63\u5e38\uff1f**<br \/>\nA2: \u53ef\u4ee5\u4f7f\u7528HTTP\u8acb\u6c42\u5de5\u5177\uff0c\u5982Postman\u6216curl\uff0c\u4f86\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u56de\u61c9\u72c0\u614b\u3002<\/p>\n<p>**Q3: \u6709\u4ec0\u9ebc\u65b9\u6cd5\u53ef\u4ee5\u907f\u514dConnectionError\uff1f**<br \/>\nA3: \u5be6\u73fe\u91cd\u8a66\u6a5f\u5236\u3001\u4f7f\u7528\u7570\u6b65\u8acb\u6c42\u4ee5\u53ca\u9032\u884c\u8a73\u7d30\u7684\u932f\u8aa4\u8655\u7406\u53ef\u4ee5\u5e6b\u52a9\u6e1b\u5c11ConnectionError\u7684\u767c\u751f\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u89e3\u6c7aPython\u4e2d\u7684ConnectionError\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6709\u7528\u7684\u6280\u5de7\uff0c\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u8655\u7406\u7db2\u7d61\u9023\u63a5\u554f\u984c\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-3570","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-VA","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3570","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=3570"}],"version-history":[{"count":3,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3570\/revisions"}],"predecessor-version":[{"id":12793,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3570\/revisions\/12793"}],"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=3570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}