{"id":24817,"date":"2021-11-02T09:48:08","date_gmt":"2021-11-02T04:18:08","guid":{"rendered":"https:\/\/python-programs.com\/?p=24817"},"modified":"2021-11-05T20:37:13","modified_gmt":"2021-11-05T15:07:13","slug":"python-globals-function-with-examples","status":"publish","type":"post","link":"https:\/\/python-programs.com\/python-globals-function-with-examples\/","title":{"rendered":"Python globals() Function with Examples"},"content":{"rendered":"<p>In the previous article, we have discussed <a href=\"https:\/\/python-programs.com\/python-filter-function-with-examples\/\">Python filter() Function with Examples<\/a><br \/>\n<strong> globals() Function in Python:<\/strong><\/p>\n<p>The globals() function returns a dictionary containing the global symbol table.<\/p>\n<p>A symbol table contains information about the current program that is required.<\/p>\n<p>Variable names, methods, classes, and so on are examples of this.<\/p>\n<p>There are two types of symbol tables.<\/p>\n<ol>\n<li>Local symbol Table<\/li>\n<li>Global symbol Table<\/li>\n<\/ol>\n<p>The local symbol table stores all information related to the program&#8217;s local scope and is accessed in Python via the locals() method.<\/p>\n<p>The local scope could be within a function, a class, or something else.<\/p>\n<p>Similarly, a Global symbol table stores all information related to the program&#8217;s global scope and is accessed in Python via the globals() method.<\/p>\n<p>All functions and variables that are not associated with any class or function are included in the global scope.<\/p>\n<p><strong>Syntax:<\/strong><\/p>\n<pre>globals()<\/pre>\n<p><strong>Parameter Values: <\/strong>The globals() method does not accept any parameters.<\/p>\n<p><strong>Return Value:<\/strong><\/p>\n<p>This method returns the dictionary containing the current global symbol table.<\/p>\n<h2>globals() Function with Examples in Python<\/h2>\n<ul>\n<li><a href=\"#Using_Built-in_Functions_(Static_Input)\">Using Built-in Functions (Static Input)<\/a><\/li>\n<li><a href=\"#Using_Built-in_Functions_(User_Input)\">Using Built-in Functions (User Input)<\/a><\/li>\n<\/ul>\n<h5>1)Using global variables, make changes to global variables ()<\/h5>\n<h3 id=\"Using_Built-in_Functions_(Static_Input)\">Method #1: Using Built-in Functions (Static Input)<\/h3>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the number(id) as static input and store it in a variable.<\/li>\n<li>Modify the given number to some random number by using the globals() function.<\/li>\n<li>Print the new number after modification.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the number(id) as static input and store it in a variable.\r\ngvn_id = 10\r\n# Modify the given number to some random number by using the globals() function.\r\nglobals()['gvn_id'] = 5\r\n# Print the new number after modification.\r\nprint('The modified Id is:', gvn_id)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">The modified Id is: 5<\/pre>\n<h5>How does Python&#8217;s globals() method work?<\/h5>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Take a variable and initialize it with the globals() function.\r\nm = globals()\r\n# Print the above result.\r\nprint(m)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre id=\"codeOutputPre\">{'__name__': '__main__', '__doc__': None, '__package__': None, '__loader__': &lt;_frozen_importlib_external.SourceFileLoader object at 0x7f0e651f0cc0&gt;, '__spec__': None, '__annotations__': {}, '__builtins__': &lt;module 'builtins' (built-in)&gt;, '__file__': '\/home\/78f96300568d7239be1e5414d328ce86.py', '__cached__': None, 'm': {...}}<\/pre>\n<p>All global variables and other symbols for the current program are displayed in the output.<\/p>\n<h3 id=\"Using_Built-in_Functions_(User_Input)\">Method #2: Using Built-in Functions (User Input)<\/h3>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Give the number(id) as user input using the int(input()) function and store it in a variable.<\/li>\n<li>Give the new number as user input using the int(input()) function and store it in another variable.<\/li>\n<li>Modify the given number to the above given new number by using the globals() function.<\/li>\n<li>Print the new number after modification.<\/li>\n<li>The Exit of the Program.<\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Give the number(id) as user input using the int(input()) function and store it in a variable.\r\ngvn_id = int(input(\"Enter some random number = \"))\r\n# Give the new number as user input using the int(input()) function and store it in another variable.\r\nnew_id = int(input(\"Enter some random number = \"))\r\n# Modify the given number to the above given new number by using the globals() function.\r\nglobals()['gvn_id'] = new_id\r\n# Print the new number after modification.\r\nprint('The modified Id is:', gvn_id)\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<pre>Enter some random number = 20\r\nEnter some random number = 50\r\nThe modified Id is: 50<\/pre>\n<p>Fed up with searching various pages for the list of <a href=\"https:\/\/python-programs.com\/python-built-in-functions\/#Python_Built_in_Functions\">Python Built in Functions<\/a>? Look at the tutorial linked here and explore all coding samples of built-in functions of python.<\/p>\n<ul>\n<li><a href=\"https:\/\/python-programs.com\/python-min-function-with-examples\/\">Python min() Function with Examples<\/a><\/li>\n<li><a href=\"https:\/\/python-programs.com\/python-oct-function-with-examples\/\">Python oct() Function with Examples<\/a><\/li>\n<li><a href=\"https:\/\/python-programs.com\/python-next-function-with-examples\/\">Python next() Function with Examples<\/a><\/li>\n<li><a href=\"https:\/\/python-programs.com\/python-list-function-with-examples\/\">Python list() Function with Examples<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the previous article, we have discussed Python filter() Function with Examples globals() Function in Python: The globals() function returns a dictionary containing the global symbol table. A symbol table contains information about the current program that is required. Variable names, methods, classes, and so on are examples of this. There are two types of &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/python-programs.com\/python-globals-function-with-examples\/\"> <span class=\"screen-reader-text\">Python globals() Function with Examples<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[5],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python globals() Function with Examples - Python Programs<\/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:\/\/python-programs.com\/python-globals-function-with-examples\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python globals() Function with Examples - Python Programs\" \/>\n<meta property=\"og:description\" content=\"In the previous article, we have discussed Python filter() Function with Examples globals() Function in Python: The globals() function returns a dictionary containing the global symbol table. 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