{"id":21708,"date":"2024-03-15T22:29:35","date_gmt":"2024-03-15T22:29:35","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/what-are-the-different-methods-of-passing-parameters-in-python\/"},"modified":"2024-03-21T21:07:57","modified_gmt":"2024-03-21T21:07:57","slug":"what-are-the-different-methods-of-passing-parameters-in-python","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/what-are-the-different-methods-of-passing-parameters-in-python\/","title":{"rendered":"What are the different methods of passing parameters in Python?"},"content":{"rendered":"<p>In Python, there are several ways to pass arguments.<\/p>\n<ol>\n<li>Positional arguments: Passing values based on the position of the parameters. When calling a function, the positions of the actual arguments must match the positions of the formal parameters.<\/li>\n<\/ol>\n<p>Original sentence: \u6211\u4eec\u6628\u665a\u53bb\u4e86\u9910\u5385\u5403\u665a\u996d\u3002<\/p>\n<p>Paraphrased sentence: We went to a restaurant for dinner last night.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">add<\/span>(<span class=\"hljs-params\">x, y<\/span>):\r\n    <span class=\"hljs-keyword\">return<\/span> x + y\r\n\r\nresult = add(<span class=\"hljs-number\">10<\/span>, <span class=\"hljs-number\">20<\/span>)\r\n<span class=\"hljs-built_in\">print<\/span>(result)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a30<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>Keyword arguments: a way to pass values based on the names of the parameters. When calling a function, you can pass values by specifying the parameter names, regardless of their positions in the formal parameters.<\/li>\n<\/ol>\n<p>&#8220;\u6211\u559c\u6b22\u8fd0\u52a8\uff0c\u4f46\u6211\u6ca1\u6709\u65f6\u95f4\u7ecf\u5e38\u953b\u70bc\u3002&#8221;<br \/>\nOption:<br \/>\n&#8220;I enjoy exercising, but I don&#8217;t have the time to do it regularly.&#8221;<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">add<\/span>(<span class=\"hljs-params\">x, y<\/span>):\r\n    <span class=\"hljs-keyword\">return<\/span> x + y\r\n\r\nresult = add(x=<span class=\"hljs-number\">10<\/span>, y=<span class=\"hljs-number\">20<\/span>)\r\n<span class=\"hljs-built_in\">print<\/span>(result)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a30<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>Default Arguments: When defining a function, specifying a default value for a parameter. When calling the function, if no value is assigned to that parameter, the default value is used.<\/li>\n<\/ol>\n<p>Original: \u6211\u60f3\u77e5\u9053\u4f60\u4e3a\u4ec0\u4e48\u603b\u662f\u8fdf\u5230\u3002<br \/>\nParaphrased: I am curious as to why you are always late.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">add<\/span>(<span class=\"hljs-params\">x, y=<span class=\"hljs-number\">0<\/span><\/span>):\r\n    <span class=\"hljs-keyword\">return<\/span> x + y\r\n\r\nresult1 = add(<span class=\"hljs-number\">10<\/span>)\r\nresult2 = add(<span class=\"hljs-number\">10<\/span>, <span class=\"hljs-number\">20<\/span>)\r\n<span class=\"hljs-built_in\">print<\/span>(result1)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a10<\/span>\r\n<span class=\"hljs-built_in\">print<\/span>(result2)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a30<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>Variable Arguments: Passing an indefinite number of arguments. When defining a function, use an asterisk (*) to indicate variable arguments. The variable arguments will be packaged into a tuple and passed to the function.<\/li>\n<\/ol>\n<p>Original: \u6211\u5728\u6d1b\u6749\u77f6\u7684\u4e00\u4e2a\u5c0f\u9547\u957f\u5927\u3002<br \/>\nParaphrased: I grew up in a small town in Los Angeles.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">add<\/span>(<span class=\"hljs-params\">*args<\/span>):\r\n    result = <span class=\"hljs-number\">0<\/span>\r\n    <span class=\"hljs-keyword\">for<\/span> num <span class=\"hljs-keyword\">in<\/span> args:\r\n        result += num\r\n    <span class=\"hljs-keyword\">return<\/span> result\r\n\r\nresult1 = add(<span class=\"hljs-number\">10<\/span>, <span class=\"hljs-number\">20<\/span>)\r\nresult2 = add(<span class=\"hljs-number\">10<\/span>, <span class=\"hljs-number\">20<\/span>, <span class=\"hljs-number\">30<\/span>)\r\n<span class=\"hljs-built_in\">print<\/span>(result1)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a30<\/span>\r\n<span class=\"hljs-built_in\">print<\/span>(result2)  <span class=\"hljs-comment\"># \u8f93\u51fa\uff1a60<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>Keyword Variable Arguments: Allows for passing an unspecified number of keyword arguments. When defining a function, use double asterisks (**) to indicate keyword variable arguments. These arguments will be packaged into a dictionary (dict) and passed to the function.<\/li>\n<\/ol>\n<p>\u539f\u6587\uff1a \u6211\u9700\u8981\u4e00\u8f86\u5a74\u513f\u8f66\u6765\u63a8\u7740\u6211\u7684\u5b69\u5b50\u3002<br \/>\n\u91cd\u65b0\u8868\u8fbe\uff1aI require a stroller to push my child.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">print_info<\/span>(<span class=\"hljs-params\">**kwargs<\/span>):\r\n    <span class=\"hljs-keyword\">for<\/span> key, value <span class=\"hljs-keyword\">in<\/span> kwargs.items():\r\n        <span class=\"hljs-built_in\">print<\/span>(<span class=\"hljs-string\">f\"<span class=\"hljs-subst\">{key}<\/span>: <span class=\"hljs-subst\">{value}<\/span>\"<\/span>)\r\n\r\nprint_info(name=<span class=\"hljs-string\">'Alice'<\/span>, age=<span class=\"hljs-number\">25<\/span>, city=<span class=\"hljs-string\">'New York'<\/span>)\r\n<span class=\"hljs-comment\"># \u8f93\u51fa\uff1a<\/span>\r\n<span class=\"hljs-comment\"># name: Alice<\/span>\r\n<span class=\"hljs-comment\"># age: 25<\/span>\r\n<span class=\"hljs-comment\"># city: New York<\/span>\r\n<\/code><\/pre>\n<p>These are several methods for passing parameters in Python. Depending on your specific needs, you can choose the appropriate way to pass parameters.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Python, there are several ways to pass arguments. Positional arguments: Passing values based on the position of the parameters. When calling a function, the positions of the actual arguments must match the positions of the formal parameters. Original sentence: \u6211\u4eec\u6628\u665a\u53bb\u4e86\u9910\u5385\u5403\u665a\u996d\u3002 Paraphrased sentence: We went to a restaurant for dinner last night. def add(x, y): [&hellip;]<\/p>\n","protected":false},"author":14,"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-21708","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>What are the different methods of passing parameters in Python? - 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\/what-are-the-different-methods-of-passing-parameters-in-python\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the different methods of passing parameters in Python?\" \/>\n<meta property=\"og:description\" content=\"In Python, there are several ways to pass arguments. Positional arguments: Passing values based on the position of the parameters. When calling a function, the positions of the actual arguments must match the positions of the formal parameters. 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