{"id":26064,"date":"2022-01-03T09:12:29","date_gmt":"2022-01-03T03:42:29","guid":{"rendered":"https:\/\/python-programs.com\/?p=26064"},"modified":"2022-01-03T09:12:29","modified_gmt":"2022-01-03T03:42:29","slug":"python-qrcode-module-with-examples","status":"publish","type":"post","link":"https:\/\/python-programs.com\/python-qrcode-module-with-examples\/","title":{"rendered":"Python qrcode Module with Examples"},"content":{"rendered":"<p>We can generate our own QR codes using python<\/p>\n<p><strong>QR (Quick Response) code:<\/strong><\/p>\n<p>QR codes stores a large amount of data and, when scanned, provide fast access to the information.<\/p>\n<p>It saves all data as a series of pixels in a square grid. In general, QR codes are used for the following purposes:<\/p>\n<ul>\n<li>Link app download link<\/li>\n<li>Accounts login details<\/li>\n<li>Making payments<\/li>\n<\/ul>\n<p>The three big squares outside the QR code are the major components of a conventional QR code. When the QR Reader recognizes them, it knows the entire information stored within the square.<\/p>\n<h2>qrcode Module 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<\/ul>\n<h3 id=\"Using_Built-in_Functions_(Static_Input)\">Using Built-in Functions (Static Input)<\/h3>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Import qrcode module using the import keyword.<\/li>\n<li>Create an object to the qrcode using the QRCode() function and store it in a\u00a0variable.<\/li>\n<li>Add data to the above QRcode using the add_data() function by passing some random string as an argument.<\/li>\n<li>Get or build the QRcode using the make() function.<\/li>\n<li>Convert the QRcode into an image using the make_image() function.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Save the above image with some random name using the save() function.<\/li>\n<li><span style=\"font-size: 16px;\">The Exit of the Program.<\/span><\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Import qrcode module using the import keyword.\r\nimport qrcode\r\n# Create an object to the qrcode using the QRCode() function and store it in a\r\n# variable.\r\nour_QRcode = qrcode.QRCode()\r\n# Add data to the above QRcode uisng the add_data() function by passing some\r\n# random string as an argument.\r\nour_QRcode.add_data('generating our own qr code')\r\n# Get or build the QRcode using the make() function\r\nour_QRcode.make()\r\n# Convert the QRcode into an image using the make_image() function\r\n# store it in another variable.\r\nrslt_imge = our_QRcode.make_image()\r\n# Save the above image with some random name using the save() function\r\nrslt_imge.save('myqrcode.png')<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-26093\" src=\"https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode.png\" alt=\"\" width=\"330\" height=\"330\" srcset=\"https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode.png 330w, https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode-300x300.png 300w, https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode-150x150.png 150w\" sizes=\"(max-width: 330px) 100vw, 330px\" \/><\/p>\n<p><strong>Altering or Customizing the QR code<\/strong><\/p>\n<p>We can further alter the QR code&#8217;s look and structure by adding some properties to the qr object we created earlier with the QRCode function.<\/p>\n<p>The following are some of the properties that are included in the object:<\/p>\n<p><strong>version:<\/strong> This defines the size of the QR code and has a value ranging from 1 to 40. ( 1 is the smallest)<br \/>\n<strong>box size:<\/strong> This specifies how many pixels must be present in the QR box.<br \/>\nBelow is the code with added a few properties to the make image method that allows you to adjust the color of the backdrop and QR code by using the back color and fill color parameters.<\/p>\n<p><strong>Approach:<\/strong><\/p>\n<ul>\n<li>Import qrcode module using the import keyword.<\/li>\n<li>Pass the version and box size as the arguments to the QRCode() function and store it in a variable.<\/li>\n<li>Add data to the above QRcode using the add_data() function by passing some random string as an argument.<\/li>\n<li>Get or build the QRcode using the make() function.<\/li>\n<li>Convert the QRcode into an image using the make_image() function by passing some random fill color and background colors as the arguments to it.<\/li>\n<li>Store it in another variable.<\/li>\n<li>Save the above image with some random name using the save() function.<\/li>\n<li><span style=\"font-size: 16px;\">The Exit of the Program.<\/span><\/li>\n<\/ul>\n<p><strong>Below is the implementation:<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\"># Import qrcode module using the import keyword.\r\nimport qrcode\r\n# Pass the version and box size as the arguments to the QRCode() function\r\n# and store it in a variable.\r\nour_QRcode = qrcode.QRCode(version=1, box_size=15)\r\n# Add data to the above QRcode using the add_data() function by passing some\r\n# random string as an argument.\r\nour_QRcode.add_data('generating our own qr code')\r\n# Get or build the QRcode using the make() function.\r\nour_QRcode.make()\r\n# Convert the QRcode into an image using the make_image() function by passing\r\n# some random fill color and background colors as the arguments to it.\r\n# store it in another variable.\r\nrslt_imge = our_QRcode.make_image(fill_color=\"green\", back_color=\"yellow\")\r\n# Save the above image with some random name using the save() function\r\nrslt_imge.save('myqrcode_2.png')\r\n<\/pre>\n<p><strong>Output:<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-medium wp-image-26096\" src=\"https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode_2-300x300.png\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode_2-300x300.png 300w, https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode_2-150x150.png 150w, https:\/\/python-programs.com\/wp-content\/uploads\/2021\/12\/myqrcode_2.png 495w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We can generate our own QR codes using python QR (Quick Response) code: QR codes stores a large amount of data and, when scanned, provide fast access to the information. It saves all data as a series of pixels in a square grid. In general, QR codes are used for the following purposes: Link app &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/python-programs.com\/python-qrcode-module-with-examples\/\"> <span class=\"screen-reader-text\">Python qrcode Module 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 qrcode Module 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-qrcode-module-with-examples\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python qrcode Module with Examples - Python Programs\" \/>\n<meta property=\"og:description\" content=\"We can generate our own QR codes using python QR (Quick Response) code: QR codes stores a large amount of data and, when scanned, provide fast access to the information. 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