{"id":1371,"date":"2016-09-05T14:50:21","date_gmt":"2016-09-05T14:50:21","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/?p=1371"},"modified":"2016-09-05T14:50:40","modified_gmt":"2016-09-05T14:50:40","slug":"ah-objects-and-classes","status":"publish","type":"post","link":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2016\/09\/05\/ah-objects-and-classes\/","title":{"rendered":"AH &#8211; Objects and Classes"},"content":{"rendered":"<p><a href=\"https:\/\/www.youtube.com\/watch?v=CtzVNCmysFs\">https:\/\/www.youtube.com\/watch?v=CtzVNCmysFs<\/a><\/p>\n<p><a href=\"http:\/\/searchsoa.techtarget.com\/definition\/object-oriented-programming\">Object-oriented programming (OOP)<\/a> was discussed in Higher but we didn&#8217;t spend a lot of time on it. It is the first &#8220;difficult&#8221; topic to get your head round in AH.\u00a0The <a href=\"https:\/\/www.youtube.com\/watch?v=CtzVNCmysFs\">video above<\/a> gives a quick introduction to OOP in Python. <a href=\"https:\/\/docs.python.org\/3\/tutorial\/classes.html\">Python is a OOP language<\/a>, a topic we don&#8217;t dwell on before advanced higher but it was one of the reasons we picked Python for use in the school.<\/p>\n<p>The <a href=\"https:\/\/courses.scholar.hw.ac.uk\/vle\/scholar\/session.controller?action=viewContent&amp;back=topic&amp;contentGUID=cd09babc-0a9e-f45c-adb9-15e532e414b9\">Scholar notes<\/a> use <a href=\"http:\/\/www.sqa.org.uk\/files_ccc\/ComputingScienceReflanguageSpecificationsSQPAH.pdf\">Standard Reference Language<\/a> in their examples, it would be very good practice if you were to code them in Python.<\/p>\n<p><a href=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP.png\"><img decoding=\"async\" data-attachment-id=\"1374\" data-permalink=\"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2016\/09\/05\/ah-objects-and-classes\/oop\/\" data-orig-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP.png\" data-orig-size=\"961,272\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"OOP\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP-300x85.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCIFSPQaoaaGlLS8tS9ZpLVsdSU2hcRDJM5kmzAMK%2FcQVGAiAra2sRPCt%2FlyJLU5A6d2rkUcbXN5rdA9DVjmKim8%2FcbCq5BQhrEAUaDDI3MzU3MDE5NTQzMyIMOY%2Blx6imiO7PUX2EKpYFKzAE8fiCTVf0WqnBSyTS1WdzWBgqxz18zk0CbzvJYnC%2B81ixA4ir0GRjBvJicSKWjWa6ZQcww6jZoRrSLZqWB2enXsacLnGA7sfO5%2BJ9kVMPRO6uh5IWZHQFOmSoD9rfh79qi7lgD7KeFvXOQFFM6tuhyKy8a8yCVhNpUJZI8bUDAiLAqCDoUSwvskHSrCZZfnpwuVWPzryO7AoOEV%2FtQFIDHF7eMe6GtsPqlS0bYIgK1sMlgvXgo%2FyZ6Yt24YLkGL2qZP%2BwN6HXXSlD4%2FfcnygtWREc21vgVS6j0MTuWk%2BSqUVbxHluvkBiBE8OAhQ1aATJoMJzF%2FTXkGdqUXannt6L0%2FVV08IbbWHkqy2Lh5UvXHuYVV7GvOEUoaiOYF6iyqfhjqaOgFnF5ifLCoaTFLsBHQ4ldD1WgQ77HBObA3EIT0ihNMH0r0uqZohPHdf1%2BMnArTGsV2yMQ4grLasXDMTb89ZFWQ6DJ0dxe4bRQZelvG9LwAFlB1DqkjPlhX64F1f2IW4jMgBpD0MnVJd7gSMZ%2FXZOn1XWZExtEC3XpB393Cw32ed5TY36OMbAs277jxyRPWZeuxRXaAwa9jBXGWQPAiOdF1pRIYYu6bGMo%2FSJXCKfvLRvvbZ4vKUUcCpx9Vsize%2FMGxdw78uC2dRhhD0ejeauwRH2ey9AgfeVmmVLdv4sGhuByU0qVOyiLqtZNjoyZFEJfRISvmb%2FCXqT2M6rMDVezCs7%2F%2FEMeejOVuubUAMGWoUJOmyG8TytbyQ276pST8RIb6IUhxdWPjgDuppdMPAAra5ey46Bm7MFdjsoz77QYe2tOAqaSJqtzzW4yGmQPFY%2BFhrPWwXDkgyxLmHRE2CE7wPwdya0n5xd469R6VoFoyQwmIOe1wY6sgEhwQ1l9tUuliUmXnMhrQYW9eWbVuoj6zLvIdiWkh5zAMe%2BUSffunbClMsqCMEfkUXksvqwDpotH2QeBNBL%2BWfmeDs6jIez9gALCe3D8%2F5HERkiDgkDSRvhFFhIi6OZCZdNLHmvzuBlblRvVKC%2FPxgLj5%2FTP83Eu2WSrRhXZrZ7UB1TYS%2BJNlX%2FWaXGtUO6nxSZQqPv9%2Fq4yfbycwpU4%2FIarLpSctalgrmd7%2Bhlqr3Ui9rJ&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZVR73T23%2F20261101%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261101T185444Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=847478b891e0b9b0f8e4052dbaa10ba69f3c8dbc6f5b5cd637bfa6ee151965b8\" data-large-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP.png\" class=\"aligncenter size-medium wp-image-1374\" src=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP-300x85.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&#038;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCIFSPQaoaaGlLS8tS9ZpLVsdSU2hcRDJM5kmzAMK%2FcQVGAiAra2sRPCt%2FlyJLU5A6d2rkUcbXN5rdA9DVjmKim8%2FcbCq5BQhrEAUaDDI3MzU3MDE5NTQzMyIMOY%2Blx6imiO7PUX2EKpYFKzAE8fiCTVf0WqnBSyTS1WdzWBgqxz18zk0CbzvJYnC%2B81ixA4ir0GRjBvJicSKWjWa6ZQcww6jZoRrSLZqWB2enXsacLnGA7sfO5%2BJ9kVMPRO6uh5IWZHQFOmSoD9rfh79qi7lgD7KeFvXOQFFM6tuhyKy8a8yCVhNpUJZI8bUDAiLAqCDoUSwvskHSrCZZfnpwuVWPzryO7AoOEV%2FtQFIDHF7eMe6GtsPqlS0bYIgK1sMlgvXgo%2FyZ6Yt24YLkGL2qZP%2BwN6HXXSlD4%2FfcnygtWREc21vgVS6j0MTuWk%2BSqUVbxHluvkBiBE8OAhQ1aATJoMJzF%2FTXkGdqUXannt6L0%2FVV08IbbWHkqy2Lh5UvXHuYVV7GvOEUoaiOYF6iyqfhjqaOgFnF5ifLCoaTFLsBHQ4ldD1WgQ77HBObA3EIT0ihNMH0r0uqZohPHdf1%2BMnArTGsV2yMQ4grLasXDMTb89ZFWQ6DJ0dxe4bRQZelvG9LwAFlB1DqkjPlhX64F1f2IW4jMgBpD0MnVJd7gSMZ%2FXZOn1XWZExtEC3XpB393Cw32ed5TY36OMbAs277jxyRPWZeuxRXaAwa9jBXGWQPAiOdF1pRIYYu6bGMo%2FSJXCKfvLRvvbZ4vKUUcCpx9Vsize%2FMGxdw78uC2dRhhD0ejeauwRH2ey9AgfeVmmVLdv4sGhuByU0qVOyiLqtZNjoyZFEJfRISvmb%2FCXqT2M6rMDVezCs7%2F%2FEMeejOVuubUAMGWoUJOmyG8TytbyQ276pST8RIb6IUhxdWPjgDuppdMPAAra5ey46Bm7MFdjsoz77QYe2tOAqaSJqtzzW4yGmQPFY%2BFhrPWwXDkgyxLmHRE2CE7wPwdya0n5xd469R6VoFoyQwmIOe1wY6sgEhwQ1l9tUuliUmXnMhrQYW9eWbVuoj6zLvIdiWkh5zAMe%2BUSffunbClMsqCMEfkUXksvqwDpotH2QeBNBL%2BWfmeDs6jIez9gALCe3D8%2F5HERkiDgkDSRvhFFhIi6OZCZdNLHmvzuBlblRvVKC%2FPxgLj5%2FTP83Eu2WSrRhXZrZ7UB1TYS%2BJNlX%2FWaXGtUO6nxSZQqPv9%2Fq4yfbycwpU4%2FIarLpSctalgrmd7%2Bhlqr3Ui9rJ&#038;X-Amz-Algorithm=AWS4-HMAC-SHA256&#038;X-Amz-Credential=ASIAT7MQN47UZVR73T23%2F20261101%2Feu-west-1%2Fs3%2Faws4_request&#038;X-Amz-Date=20261101T185444Z&#038;X-Amz-SignedHeaders=host&#038;X-Amz-Expires=900&#038;X-Amz-Signature=847478b891e0b9b0f8e4052dbaa10ba69f3c8dbc6f5b5cd637bfa6ee151965b8\" alt=\"OOP\" width=\"300\" height=\"85\" srcset=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP-300x85.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCIFSPQaoaaGlLS8tS9ZpLVsdSU2hcRDJM5kmzAMK%2FcQVGAiAra2sRPCt%2FlyJLU5A6d2rkUcbXN5rdA9DVjmKim8%2FcbCq5BQhrEAUaDDI3MzU3MDE5NTQzMyIMOY%2Blx6imiO7PUX2EKpYFKzAE8fiCTVf0WqnBSyTS1WdzWBgqxz18zk0CbzvJYnC%2B81ixA4ir0GRjBvJicSKWjWa6ZQcww6jZoRrSLZqWB2enXsacLnGA7sfO5%2BJ9kVMPRO6uh5IWZHQFOmSoD9rfh79qi7lgD7KeFvXOQFFM6tuhyKy8a8yCVhNpUJZI8bUDAiLAqCDoUSwvskHSrCZZfnpwuVWPzryO7AoOEV%2FtQFIDHF7eMe6GtsPqlS0bYIgK1sMlgvXgo%2FyZ6Yt24YLkGL2qZP%2BwN6HXXSlD4%2FfcnygtWREc21vgVS6j0MTuWk%2BSqUVbxHluvkBiBE8OAhQ1aATJoMJzF%2FTXkGdqUXannt6L0%2FVV08IbbWHkqy2Lh5UvXHuYVV7GvOEUoaiOYF6iyqfhjqaOgFnF5ifLCoaTFLsBHQ4ldD1WgQ77HBObA3EIT0ihNMH0r0uqZohPHdf1%2BMnArTGsV2yMQ4grLasXDMTb89ZFWQ6DJ0dxe4bRQZelvG9LwAFlB1DqkjPlhX64F1f2IW4jMgBpD0MnVJd7gSMZ%2FXZOn1XWZExtEC3XpB393Cw32ed5TY36OMbAs277jxyRPWZeuxRXaAwa9jBXGWQPAiOdF1pRIYYu6bGMo%2FSJXCKfvLRvvbZ4vKUUcCpx9Vsize%2FMGxdw78uC2dRhhD0ejeauwRH2ey9AgfeVmmVLdv4sGhuByU0qVOyiLqtZNjoyZFEJfRISvmb%2FCXqT2M6rMDVezCs7%2F%2FEMeejOVuubUAMGWoUJOmyG8TytbyQ276pST8RIb6IUhxdWPjgDuppdMPAAra5ey46Bm7MFdjsoz77QYe2tOAqaSJqtzzW4yGmQPFY%2BFhrPWwXDkgyxLmHRE2CE7wPwdya0n5xd469R6VoFoyQwmIOe1wY6sgEhwQ1l9tUuliUmXnMhrQYW9eWbVuoj6zLvIdiWkh5zAMe%2BUSffunbClMsqCMEfkUXksvqwDpotH2QeBNBL%2BWfmeDs6jIez9gALCe3D8%2F5HERkiDgkDSRvhFFhIi6OZCZdNLHmvzuBlblRvVKC%2FPxgLj5%2FTP83Eu2WSrRhXZrZ7UB1TYS%2BJNlX%2FWaXGtUO6nxSZQqPv9%2Fq4yfbycwpU4%2FIarLpSctalgrmd7%2Bhlqr3Ui9rJ&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZVR73T23%2F20261101%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261101T185444Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=847478b891e0b9b0f8e4052dbaa10ba69f3c8dbc6f5b5cd637bfa6ee151965b8 300w, https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP-150x42.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCIFSPQaoaaGlLS8tS9ZpLVsdSU2hcRDJM5kmzAMK%2FcQVGAiAra2sRPCt%2FlyJLU5A6d2rkUcbXN5rdA9DVjmKim8%2FcbCq5BQhrEAUaDDI3MzU3MDE5NTQzMyIMOY%2Blx6imiO7PUX2EKpYFKzAE8fiCTVf0WqnBSyTS1WdzWBgqxz18zk0CbzvJYnC%2B81ixA4ir0GRjBvJicSKWjWa6ZQcww6jZoRrSLZqWB2enXsacLnGA7sfO5%2BJ9kVMPRO6uh5IWZHQFOmSoD9rfh79qi7lgD7KeFvXOQFFM6tuhyKy8a8yCVhNpUJZI8bUDAiLAqCDoUSwvskHSrCZZfnpwuVWPzryO7AoOEV%2FtQFIDHF7eMe6GtsPqlS0bYIgK1sMlgvXgo%2FyZ6Yt24YLkGL2qZP%2BwN6HXXSlD4%2FfcnygtWREc21vgVS6j0MTuWk%2BSqUVbxHluvkBiBE8OAhQ1aATJoMJzF%2FTXkGdqUXannt6L0%2FVV08IbbWHkqy2Lh5UvXHuYVV7GvOEUoaiOYF6iyqfhjqaOgFnF5ifLCoaTFLsBHQ4ldD1WgQ77HBObA3EIT0ihNMH0r0uqZohPHdf1%2BMnArTGsV2yMQ4grLasXDMTb89ZFWQ6DJ0dxe4bRQZelvG9LwAFlB1DqkjPlhX64F1f2IW4jMgBpD0MnVJd7gSMZ%2FXZOn1XWZExtEC3XpB393Cw32ed5TY36OMbAs277jxyRPWZeuxRXaAwa9jBXGWQPAiOdF1pRIYYu6bGMo%2FSJXCKfvLRvvbZ4vKUUcCpx9Vsize%2FMGxdw78uC2dRhhD0ejeauwRH2ey9AgfeVmmVLdv4sGhuByU0qVOyiLqtZNjoyZFEJfRISvmb%2FCXqT2M6rMDVezCs7%2F%2FEMeejOVuubUAMGWoUJOmyG8TytbyQ276pST8RIb6IUhxdWPjgDuppdMPAAra5ey46Bm7MFdjsoz77QYe2tOAqaSJqtzzW4yGmQPFY%2BFhrPWwXDkgyxLmHRE2CE7wPwdya0n5xd469R6VoFoyQwmIOe1wY6sgEhwQ1l9tUuliUmXnMhrQYW9eWbVuoj6zLvIdiWkh5zAMe%2BUSffunbClMsqCMEfkUXksvqwDpotH2QeBNBL%2BWfmeDs6jIez9gALCe3D8%2F5HERkiDgkDSRvhFFhIi6OZCZdNLHmvzuBlblRvVKC%2FPxgLj5%2FTP83Eu2WSrRhXZrZ7UB1TYS%2BJNlX%2FWaXGtUO6nxSZQqPv9%2Fq4yfbycwpU4%2FIarLpSctalgrmd7%2Bhlqr3Ui9rJ&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZVR73T23%2F20261101%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261101T185444Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=ad0314963603e8bf8268eaa2727ce8b71453bc7928e842edb24f910da43a2d65 150w, https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/OOP.png 961w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>If you are still having problems with Methods, Classes and Objects then you might want a look at the next couple of lessons from <a href=\"https:\/\/learnpythonthehardway.org\/book\/ex40.html\">Learn Python the Hard Way<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>https:\/\/www.youtube.com\/watch?v=CtzVNCmysFs Object-oriented programming (OOP) was discussed in Higher but we didn&#8217;t spend a lot of time on it. It is the first &#8220;difficult&#8221; topic to get your head round in AH.\u00a0The video above gives a quick introduction to OOP in Python. Python is a OOP language, a topic we don&#8217;t dwell on before advanced higher &hellip;<\/p>\n","protected":false},"author":32,"featured_media":1334,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[88,19320,432034],"class_list":["post-1371","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-advanced-higher","tag-classes","tag-object","tag-oop"],"jetpack_featured_media_url":"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/06\/AHlogo.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/comments?post=1371"}],"version-history":[{"count":3,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1371\/revisions"}],"predecessor-version":[{"id":1375,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1371\/revisions\/1375"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/media\/1334"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/media?parent=1371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/categories?post=1371"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/tags?post=1371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}