{"id":205414,"date":"2025-05-29T14:59:02","date_gmt":"2025-05-29T06:59:02","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205414\/"},"modified":"2025-05-29T14:59:02","modified_gmt":"2025-05-29T06:59:02","slug":"%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%e4%bd%bf%e7%94%a8-onnx-%e6%a8%a1%e5%9e%8b%e6%8e%a8%e7%90%86%e6%97%b6%e9%81%87%e5%88%b0%e7%9a%84-runtimeerror-input-must-be-a-list-of-dictionaries-or-a-single-nu","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205414\/","title":{"rendered":"\u5982\u4f55\u89e3\u51b3\u4f7f\u7528 ONNX \u6a21\u578b\u63a8\u7406\u65f6\u9047\u5230\u7684 &#8220;RuntimeError: Input must be a list of dictionaries or a single numpy array&#8221; \u9519\u8bef\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u89e3\u51b3\u4f7f\u7528 ONNX \u6a21\u578b\u63a8\u7406\u65f6\u9047\u5230\u7684 &#8220;RuntimeError: Input must be a list of dictionaries or a single numpy array&#8221; \u9519\u8bef\uff1f<\/h1>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u6216\u8005\u662f\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241201\/1733035552674c06208c93c.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u8c03\u7528 torch.onnx.export \u5bfc\u51fa\u7684\u6a21\u578b\uff1f<\/strong><\/p>\n<p>torch.onnx.export \u4f1a\u521b\u5efa\u4e00\u4e2a onnx \u6a21\u578b\uff0c\u8be5\u6a21\u578b\u53ef\u4ee5\u5728\u5176\u4ed6\u6846\u67b6\u6216\u8bbe\u5907\u4e0a\u8fdb\u884c\u63a8\u7406\u3002<\/p>\n<p><strong>\u89e3\u51b3 runtimeerror\uff1a\u8f93\u5165\u5fc5\u987b\u662f\u5b57\u5178\u5217\u8868\u6216\u5355\u4e2a numpy \u6570\u7ec4<\/strong><\/p>\n<p>\u5f53\u4f60\u4f7f\u7528\u5bfc\u51fa\u7684 onnx \u6a21\u578b\u8fdb\u884c\u63a8\u7406\u65f6\uff0c\u9047\u5230\u4e86\u4ee5\u4e0b\u9519\u8bef\uff1a<\/p>\n<pre>runtimeerror: input must be a list of dictionaries or a single numpy array for input 'x'.<\/pre>\n<p>\u8fd9\u662f\u56e0\u4e3a pytorch \u6a21\u578b\u7684\u8f93\u5165\u662f\u5f20\u91cf\uff0c\u800c onnx \u6a21\u578b\u7684\u8f93\u5165\u662f\u6570\u7ec4\u3002\u8981\u89e3\u51b3\u6b64\u9519\u8bef\uff0c\u8bf7\u5c06\u8f93\u5165\u5f20\u91cf\u8f6c\u6362\u4e3a numpy \u6570\u7ec4\u3002<\/p>\n<p>\u4fee\u6539\u540e\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>import onnxruntime\nimport numpy\nimport torch\n\n# \u521b\u5efa ONNX \u6a21\u578b\nmodel = SumModule()\ntorch.onnx.export(model, (torch.ones(2, 2),), \"onnx.pb\", input_names=[\"x\"], output_names=[\"sum\"])\n\n# \u52a0\u8f7d ONNX \u6a21\u578b\nort_session = onnxruntime.InferenceSession(\"onnx.pb\")\n\n# \u4e3a\u6a21\u578b\u521b\u5efa\u8f93\u5165\uff0c\u5c06\u5176\u8f6c\u6362\u4e3a numpy \u6570\u7ec4\ninput_data = numpy.ones((2, 2), dtype=numpy.float32)\n\n# \u8fd0\u884c\u6a21\u578b\noutput_data = ort_session.run(None, {\"x\": input_data})\n\n# \u8f93\u51fa\u9884\u6d4b\u7ed3\u679c\nprint(output_data)<\/pre>\n<p>\u6ce8\u610f\uff1ainput_data \u7c7b\u578b\u7684\u4fee\u6539\u662f\u5173\u952e\u3002\u901a\u8fc7\u5c06\u8f93\u5165\u5f20\u91cf\u8f6c\u6362\u4e3a numpy \u6570\u7ec4\uff0c\u6d88\u9664\u4e86 pytorch \u548c onnx \u4e4b\u95f4\u7684\u7c7b\u578b\u4e0d\u5339\u914d\u95ee\u9898\uff0c\u4f7f\u63a8\u7406\u80fd\u591f\u6210\u529f\u8fdb\u884c\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u89e3\u51b3\u4f7f\u7528 ONNX \u6a21\u578b\u63a8\u7406\u65f6\u9047\u5230\u7684 &#8220;RuntimeError: Input must be a list of dictionaries or a single numpy array&#8221; \u9519\u8bef\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u89e3\u51b3\u4f7f\u7528 ONNX \u6a21\u578b\u63a8\u7406&#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-205414","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205414","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=205414"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205414\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}