{"id":3923,"date":"2018-05-12T10:06:29","date_gmt":"2018-05-12T02:06:29","guid":{"rendered":"https:\/\/ixyzero.com\/blog\/?p=3923"},"modified":"2018-05-12T10:06:29","modified_gmt":"2018-05-12T02:06:29","slug":"python%e4%b8%ad%e7%9a%84json-loads%e5%8f%af%e8%83%bd%e4%bc%9a%e5%87%ba%e7%8e%b0%e5%93%aa%e4%ba%9b%e9%94%99%e8%af%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/3923.html","title":{"rendered":"Python\u4e2d\u7684json.loads()\u53ef\u80fd\u4f1a\u51fa\u73b0\u54ea\u4e9b\u9519\u8bef\uff1f"},"content":{"rendered":"<p>=Start=<\/p>\n<h4 id=\"id-\u6a21\u677f-\u7f18\u7531\uff1a\">\u7f18\u7531\uff1a<\/h4>\n<p>\u6700\u8fd1\u63a5\u624b\u7ef4\u62a4\u540c\u4e8b\u5199\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u5927\u7684\u95ee\u9898\u6ca1\u6709\uff0c\u4f46\u662f\u5c0f\u7684\u3001\u9690\u85cf\u7684\u95ee\u9898\u4e0d\u65ad\uff0c\u5176\u4e2d\u4e00\u7c7b\u7ecf\u5e38\u51fa\u73b0\u7684\u5c31\u662fjson.loads()\u5bfc\u81f4\u7684\u5404\u79cd\u5f02\u5e38\u3002\u867d\u7136\u4e4b\u524d\u6211\u5728blog\u4e2d\u4e5f\u6574\u7406\u4e86\u4e0d\u5c11\u89e3\u6790json\u7684\u6587\u7ae0\uff0c\u4f46\u662f\uff0c\u8fd9\u6b21\u8fd8\u662f\u5fcd\u4e0d\u4f4f\u518d\u505a\u4e00\u4e2a\u6574\u7406\uff0c\u4e3a\u540e\u7eed\u81ea\u5df1\u5728\u7528Python\u505ajson\u89e3\u6790\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u9645\u53ef\u53c2\u8003\u7684\u6807\u51c6\u3002<\/p>\n<h4 id=\"id-\u6a21\u677f-\u6b63\u6587\uff1a\">\u6b63\u6587\uff1a<\/h4>\n<h5 id=\"id-\u6a21\u677f-\u53c2\u8003\u89e3\u7b54\uff1a\">\u53c2\u8003\u89e3\u7b54\uff1a<\/h5>\n<h6><strong>\u4e00\u3001\u5e38\u78b0\u5230\u7684\u51e0\u79cd\u9519\u8bef\u7c7b\u578b<\/strong><\/h6>\n<div>\n<pre class=\"lang:default decode:true\">ValueError: Expecting property name enclosed in double quotes: line 1 column 2 (char 1)\r\n\r\nValueError: Invalid \\escape\r\n\r\nValueError: Expecting property name: line 1 column 2 (char 1)\r\n\r\nValueError: Expecting , delimiter: line 1 column 50 (char 49)<\/pre>\n<\/div>\n<h6><strong>\u4e8c\u3001\u5bf9\u5e94\u7684\u4e34\u65f6\u89e3\u51b3\u529e\u6cd5<\/strong><\/h6>\n<pre class=\"lang:default decode:true \">\u9519\u8bef\u7c7b\u578b\uff1a\r\nValueError: Expecting property name enclosed in double quotes: line 1 column 2 (char 1)\r\n\r\n\u9519\u8bef\u539f\u56e0\uff1a\r\n\u4e0d\u662f\u5408\u6cd5\u7684json\u683c\u5f0f\uff08name\u9700\u8981\u7528\u300c\u53cc\u5f15\u53f7\u300d\u5305\u88f9\uff09\r\n\r\n\u89e3\u51b3\u529e\u6cd5\uff1a\r\n.replace(\"'\", '\"')<\/pre>\n<p>&amp;<\/p>\n<pre class=\"lang:default decode:true \">\u9519\u8bef\u7c7b\u578b\uff1a\r\nValueError: Invalid \\escape\r\n\r\n\u9519\u8bef\u539f\u56e0\uff1a\r\n\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u5b58\u5728\u7f16\u7801\u3001\u8f6c\u4e49\u95ee\u9898\r\n\r\n\u89e3\u51b3\u529e\u6cd5\uff1a\r\nimport re\r\nregex = re.compile(r'\\\\(?![\/u\"])')\r\nfixed = regex.sub(r\"\\\\\\\\\", original)\r\n# https:\/\/stackoverflow.com\/questions\/9312196\/how-to-convert-this-string-into-json-format-using-json-loads\r\n<\/pre>\n<p>&amp;<\/p>\n<pre class=\"lang:default decode:true \">\u9519\u8bef\u7c7b\u578b\uff1a\r\nValueError: Expecting property name: line 1 column 2 (char 1)\r\n\r\n\u9519\u8bef\u539f\u56e0\uff1a\r\n\u5355\u5f15\u53f7\u3001\u5355\u5f15\u53f7\u524d\u9762\u7684\u5b57\u7b26u\r\n\r\n\u89e3\u51b3\u529e\u6cd5\uff1a\r\n.replace(\"u'\", \"'\")\r\n\r\n# https:\/\/stackoverflow.com\/questions\/25707558\/json-valueerror-expecting-property-name-line-1-column-2-char-1\r\n# https:\/\/stackoverflow.com\/questions\/4033633\/handling-lazy-json-in-python-expecting-property-name<\/pre>\n<p>&amp;<\/p>\n<pre class=\"lang:default decode:true\">\u9519\u8bef\u7c7b\u578b\uff1a\r\nValueError: Expecting , delimiter: line 1 column 50 (char 49)\r\n\r\n\u9519\u8bef\u539f\u56e0\uff1a\r\n\u8f93\u5165\u7684\u4e0d\u662f\u5408\u6cd5\u7684json\u5b57\u7b26\u4e32\r\n\r\n\u89e3\u51b3\u529e\u6cd5\uff1a\r\n.replace(\"\\\\\", r\"\\\\\")\r\n\r\n# https:\/\/stackoverflow.com\/questions\/28223242\/python-json-loads-valueerror-expecting-delimiter<\/pre>\n<h6><strong>\u4e09\u3001\u6839\u672c\u7684\u9519\u8bef\u539f\u56e0<\/strong><\/h6>\n<ul>\n<li><span style=\"color: #ff0000;\"><strong>\u4f20\u9012\u7ed9 json.loads() \u51fd\u6570\u7684\u4e0d\u662f\u5408\u6cd5\u7684json\u683c\u5f0f\u5b57\u7b26\u4e32\uff01\uff01\uff01<\/strong><\/span><\/li>\n<li><span style=\"color: #ff0000;\"><strong>\u4f20\u9012\u7ed9 json.loads() \u51fd\u6570\u7684\u4e0d\u662f\u5408\u6cd5\u7684json\u683c\u5f0f\u5b57\u7b26\u4e32\uff01\uff01\uff01<\/strong><\/span><\/li>\n<li><span style=\"color: #ff0000;\"><strong>\u4f20\u9012\u7ed9 json.loads() \u51fd\u6570\u7684\u4e0d\u662f\u5408\u6cd5\u7684json\u683c\u5f0f\u5b57\u7b26\u4e32\uff01\uff01\uff01<\/strong><\/span><\/li>\n<\/ul>\n<p>\u770b\u770b\u5408\u6cd5\u7684json\u5b57\u7b26\u4e32\u548cPython\u7684dict\u7684\u533a\u522b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>json<\/th>\n<th>Python-dict<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u53ea\u80fd\u7528\u53cc\u5f15\u53f7\u5305\u88f9\u5b57\u7b26\u4e32<\/strong><\/td>\n<td>\u5355\u5f15\u53f7\u548c\u53cc\u5f15\u53f7\u90fd\u53ef\u4ee5\u5305\u88f9\u5b57\u7b26\u4e32<\/td>\n<\/tr>\n<tr>\n<td>json \u53ef\u4ee5\u662f\u8fd9\u6837\u5b50<code>[{\"name\": \"x\"},{\"age\": 2}]<\/code><\/td>\n<td>\u5728Python\u4e2d <code>[{\"name\": \"x\"},{\"age\": 2}]<\/code>\u53eb\u5217\u8868\u91cc\u9762\u67092\u4e2a\u5b57\u5178\u7684\u5143\u7d20<\/td>\n<\/tr>\n<tr>\n<td>\u5982\u679cPython\u4e2d\u7684\u5b57\u5178\u4e2d\u90fd\u662f\u7528\u53cc\u5f15\u53f7\u6765\u5305\u88f9\u5b57\u7b26\u4e32\u7684\uff0cjson.loads()\u624d\u53ef\u4ee5\u89e3\u6790<\/td>\n<td>\u4f46Python\u53ef\u4ee5\u628ajson\u6570\u636e\u76f4\u63a5\u5f53\u6210\u5b57\u5178\u6216\u8005\u5217\u8868\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h6><strong>\u56db\u3001\u5f15\u53d1\u7684\u4e00\u4e9b\u601d\u8003\u548c\u89c4\u8303<\/strong><\/h6>\n<p><span style=\"color: #ff0000;\"><strong>\u5982\u679c\u5fc5\u987b\u8981\u5bf9\u4f20\u5165\u7684\u5185\u5bb9\u8fdb\u884c\u89e3\u6790\uff0c\u4e14\u683c\u5f0f\u8f83\u4e3a\u53ef\u63a7\uff0c\u53ef\u4ee5\u901a\u8fc7\u5e38\u89c4\u5b57\u7b26\u4e32\u66ff\u6362\u3001\u6b63\u5219\u5339\u914d\u66ff\u6362\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u6210\u5408\u6cd5\u7684json\u683c\u5f0f\u3002<\/strong><\/span><\/p>\n<pre class=\"lang:default decode:true\">\u4e34\u65f6\u89e3\u51b3\u529e\u6cd5\uff08\u81ea\u5df1\u5904\u7406\uff09\uff1a\r\n\u975e\u6cd5\u7684json\u5b57\u7b26\u4e32\uff0c\u60f3\u8981\u7528 json.loads() \u53bb\u89e3\u6790\u7684\u8bdd\uff0c\u8fd8\u662f\u5f88\u9ebb\u70e6\u7684\uff0c\u8981\u81ea\u5df1\u5904\u7406\u540e\uff0c\u786e\u4fdd\u5408\u6cd5\uff0c\u624d\u53ef\u4ee5\u3002<\/pre>\n<p>&amp;<\/p>\n<p><span style=\"color: #ff0000;\"><strong>\u5982\u679c\u5bf9\u4f20\u5165\u7684\u5185\u5bb9\u4e0d\u53ef\u63a7\uff0c\u6700\u5408\u7406\u7684\u505a\u6cd5\u662f\u5c06json.loads()\u64cd\u4f5c\u653e\u5165try..catch\u5757\uff0c\u6355\u83b7\u51fa\u73b0\u7684\u5f02\u5e38\uff0c\u8bb0\u5f55\u65e0\u6cd5\u6b63\u786e\u89e3\u6790\u7684\u5185\u5bb9\u3002<\/strong><\/span>\u8fd9\u4e48\u505a\u67092\u65b9\u9762\u8003\u8651\uff1a<\/p>\n<ol>\n<li>\u4e0d\u56e0\u4e3a\u5f02\u5e38\u8f93\u5165\u5bfc\u81f4\u7a0b\u5e8f\u5f02\u5e38\uff08\u653e\u5165try..catch\u5757\uff09\uff1b<\/li>\n<li>\u4e0d\u56e0\u4e3a\u7a0b\u5e8f\u5f02\u5e38\u5bfc\u81f4\u6570\u636e\u4e22\u5931\uff08\u52a0\u5165logging\u673a\u5236\uff09\uff1b<\/li>\n<\/ol>\n<pre class=\"lang:default decode:true\">\u5408\u7406\u89e3\u51b3\u529e\u6cd5\uff08\u975e\u5408\u6cd5\u4e0d\u5904\u7406\uff09\uff1a\r\ntry:\r\n\t# do some json.loads() operation\r\ncatch Exception as e:\r\n\tlogger.error(traceback.format_exc())\r\n\t# do something else\r\nfinally:\r\n\t# return\/continue\/pass\r\n<\/pre>\n<h5 id=\"id-\u6a21\u677f-\u53c2\u8003\u94fe\u63a5\uff1a\">\u53c2\u8003\u94fe\u63a5\uff1a<\/h5>\n<ul>\n<li><a href=\"http:\/\/json.org\/json-zh.html\">http:\/\/json.org\/json-zh.html<\/a><\/li>\n<li><a href=\"https:\/\/docs.python.org\/2\/library\/json.html\">https:\/\/docs.python.org\/2\/library\/json.html<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/25707558\/json-valueerror-expecting-property-name-line-1-column-2-char-1\">https:\/\/stackoverflow.com\/questions\/25707558\/json-valueerror-expecting-property-name-line-1-column-2-char-1<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/4033633\/handling-lazy-json-in-python-expecting-property-name\">https:\/\/stackoverflow.com\/questions\/4033633\/handling-lazy-json-in-python-expecting-property-name<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/9312196\/how-to-convert-this-string-into-json-format-using-json-loads\">https:\/\/stackoverflow.com\/questions\/9312196\/how-to-convert-this-string-into-json-format-using-json-loads<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/28223242\/python-json-loads-valueerror-expecting-delimiter\">https:\/\/stackoverflow.com\/questions\/28223242\/python-json-loads-valueerror-expecting-delimiter<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/21058935\/python-json-loads-shows-valueerror-extra-data\">https:\/\/stackoverflow.com\/questions\/21058935\/python-json-loads-shows-valueerror-extra-data<\/a><\/li>\n<\/ul>\n<p>=END=<\/p>\n","protected":false},"excerpt":{"rendered":"<p>=Start= \u7f18\u7531\uff1a \u6700\u8fd1\u63a5\u624b\u7ef4\u62a4\u540c\u4e8b\u5199\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u5927\u7684\u95ee\u9898\u6ca1\u6709\uff0c\u4f46\u662f\u5c0f\u7684\u3001\u9690\u85cf\u7684\u95ee\u9898\u4e0d\u65ad\uff0c\u5176\u4e2d\u4e00\u7c7b\u7ecf\u5e38\u51fa\u73b0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23,7],"tags":[181,1125,8,394],"class_list":["post-3923","post","type-post","status-publish","format-standard","hentry","category-knowledgebase-2","category-programing","tag-json","tag-json-loads","tag-python","tag-try-catch"],"views":15965,"_links":{"self":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/3923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/comments?post=3923"}],"version-history":[{"count":1,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/3923\/revisions"}],"predecessor-version":[{"id":3924,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/3923\/revisions\/3924"}],"wp:attachment":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/media?parent=3923"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/categories?post=3923"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/tags?post=3923"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}