{"id":28593,"date":"2024-03-16T10:37:45","date_gmt":"2024-03-16T10:37:45","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/"},"modified":"2024-03-22T13:49:44","modified_gmt":"2024-03-22T13:49:44","slug":"how-does-python-handle-json-files","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/","title":{"rendered":"How does Python handle JSON files?"},"content":{"rendered":"<p>In Python, you can handle JSON files using the json module. Here are some examples of common JSON operations:<\/p>\n<h3>Read a JSON file.<\/h3>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> json\r\n\r\n<span class=\"hljs-comment\"># \u6253\u5f00JSON\u6587\u4ef6<\/span>\r\n<span class=\"hljs-keyword\">with<\/span> <span class=\"hljs-built_in\">open<\/span>(<span class=\"hljs-string\">'data.json'<\/span>, <span class=\"hljs-string\">'r'<\/span>) <span class=\"hljs-keyword\">as<\/span> f:\r\n    <span class=\"hljs-comment\"># \u89e3\u6790JSON\u6570\u636e<\/span>\r\n    data = json.load(f)\r\n\r\n<span class=\"hljs-comment\"># \u4f7f\u7528data\u53d8\u91cf\u8bbf\u95eeJSON\u4e2d\u7684\u6570\u636e<\/span>\r\n<span class=\"hljs-built_in\">print<\/span>(data)\r\n<\/code><\/pre>\n<h3>Write to a JSON file.<\/h3>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> json\r\n\r\n<span class=\"hljs-comment\"># \u8981\u5199\u5165\u7684\u6570\u636e<\/span>\r\ndata = {\r\n    <span class=\"hljs-string\">'name'<\/span>: <span class=\"hljs-string\">'John'<\/span>,\r\n    <span class=\"hljs-string\">'age'<\/span>: <span class=\"hljs-number\">30<\/span>,\r\n    <span class=\"hljs-string\">'city'<\/span>: <span class=\"hljs-string\">'New York'<\/span>\r\n}\r\n\r\n<span class=\"hljs-comment\"># \u6253\u5f00JSON\u6587\u4ef6<\/span>\r\n<span class=\"hljs-keyword\">with<\/span> <span class=\"hljs-built_in\">open<\/span>(<span class=\"hljs-string\">'data.json'<\/span>, <span class=\"hljs-string\">'w'<\/span>) <span class=\"hljs-keyword\">as<\/span> f:\r\n    <span class=\"hljs-comment\"># \u5c06\u6570\u636e\u5199\u5165JSON\u6587\u4ef6<\/span>\r\n    json.dump(data, f)\r\n<\/code><\/pre>\n<h3>Convert a JSON string to a Python object.<\/h3>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> json\r\n\r\n<span class=\"hljs-comment\"># JSON\u5b57\u7b26\u4e32<\/span>\r\njson_str = <span class=\"hljs-string\">'{\"name\": \"John\", \"age\": 30, \"city\": \"New York\"}'<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u5c06JSON\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3aPython\u5bf9\u8c61<\/span>\r\ndata = json.loads(json_str)\r\n\r\n<span class=\"hljs-comment\"># \u4f7f\u7528data\u53d8\u91cf\u8bbf\u95eePython\u5bf9\u8c61\u4e2d\u7684\u6570\u636e<\/span>\r\n<span class=\"hljs-built_in\">print<\/span>(data[<span class=\"hljs-string\">'name'<\/span>])\r\n<\/code><\/pre>\n<h3>Convert Python objects to JSON strings.<\/h3>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> json\r\n\r\n<span class=\"hljs-comment\"># Python\u5bf9\u8c61<\/span>\r\ndata = {\r\n    <span class=\"hljs-string\">'name'<\/span>: <span class=\"hljs-string\">'John'<\/span>,\r\n    <span class=\"hljs-string\">'age'<\/span>: <span class=\"hljs-number\">30<\/span>,\r\n    <span class=\"hljs-string\">'city'<\/span>: <span class=\"hljs-string\">'New York'<\/span>\r\n}\r\n\r\n<span class=\"hljs-comment\"># \u5c06Python\u5bf9\u8c61\u8f6c\u6362\u4e3aJSON\u5b57\u7b26\u4e32<\/span>\r\njson_str = json.dumps(data)\r\n\r\n<span class=\"hljs-comment\"># \u8f93\u51faJSON\u5b57\u7b26\u4e32<\/span>\r\n<span class=\"hljs-built_in\">print<\/span>(json_str)\r\n<\/code><\/pre>\n<p>In the examples above, json.load() is used to read JSON data from a file, while json.dump() is used to write data to a JSON file. json.loads() is used to convert a JSON string to a Python object, and json.dumps() is used to convert a Python object to a JSON string.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Python, you can handle JSON files using the json module. Here are some examples of common JSON operations: Read a JSON file. import json # \u6253\u5f00JSON\u6587\u4ef6 with open(&#8216;data.json&#8217;, &#8216;r&#8217;) as f: # \u89e3\u6790JSON\u6570\u636e data = json.load(f) # \u4f7f\u7528data\u53d8\u91cf\u8bbf\u95eeJSON\u4e2d\u7684\u6570\u636e print(data) Write to a JSON file. import json # \u8981\u5199\u5165\u7684\u6570\u636e data = { &#8216;name&#8217;: &#8216;John&#8217;, &#8216;age&#8217;: [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-28593","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How does Python handle JSON files? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How does Python handle JSON files?\" \/>\n<meta property=\"og:description\" content=\"In Python, you can handle JSON files using the json module. Here are some examples of common JSON operations: Read a JSON file. import json # \u6253\u5f00JSON\u6587\u4ef6 with open(&#039;data.json&#039;, &#039;r&#039;) as f: # \u89e3\u6790JSON\u6570\u636e data = json.load(f) # \u4f7f\u7528data\u53d8\u91cf\u8bbf\u95eeJSON\u4e2d\u7684\u6570\u636e print(data) Write to a JSON file. import json # \u8981\u5199\u5165\u7684\u6570\u636e data = { &#039;name&#039;: &#039;John&#039;, &#039;age&#039;: [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-16T10:37:45+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T13:49:44+00:00\" \/>\n<meta name=\"author\" content=\"Jackson Davis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jackson Davis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\"},\"author\":{\"name\":\"Jackson Davis\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/55a10b8b0457c35884c25677889ad350\"},\"headline\":\"How does Python handle JSON files?\",\"datePublished\":\"2024-03-16T10:37:45+00:00\",\"dateModified\":\"2024-03-22T13:49:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\"},\"wordCount\":102,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-does-python-handle-json-files\/\",\"name\":\"How does Python handle JSON files? 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