{"id":19795,"date":"2022-11-07T18:44:23","date_gmt":"2022-11-07T13:14:23","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-python-unhashable-error-lists\/"},"modified":"2022-11-07T18:44:23","modified_gmt":"2022-11-07T13:14:23","slug":"solved-python-unhashable-error-lists","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-python-unhashable-error-lists\/","title":{"rendered":"[Solved] Python: Unhashable error, lists"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-40248410\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"40248410\" data-parentid=\"40247746\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>Two major issues:<\/p>\n<p>1) You are storing the results in <code>chos_items<\/code>, then not doing anything with them. full_items, when you exit the while loop, contains <code>\"end\"<\/code> or <code>\"\"<\/code><\/p>\n<pre><code>print(\"That would be, {}\".format(' '.join([items[int(item)] for item in chos_items])))\n<\/code><\/pre>\n<p>Will give you a list of all the items chosen, but it won&#8217;t give how many, as you don&#8217;t store that value.<\/p>\n<p>2) You aren&#8217;t leveraging the python dicts for full effect:<\/p>\n<pre><code>if item in items:\n<\/code><\/pre>\n<p>You check whether the item is within items as a dictionary, but then don&#8217;t leverage the dictionary.<\/p>\n<pre><code>items = {'12345670' : {'name' : 'Hammer', 'price' : 4.50},\n         '87654325' : {'name' : 'screwDriver', 'price' : 4.20}}\n<\/code><\/pre>\n<p>If this is your dictionary, you can then do the below:<\/p>\n<pre><code>for item in items:\n    print(\"{} is a {} (\u00a3{:0.2f})\".format(item, items[item]['name'], items[item]['price']))\n<\/code><\/pre>\n<p>which will print out the list of items and their prices for you: <\/p>\n<pre><code>87654325 is a screwDriver (\u00a34.20)\n12345670 is a Hammer (\u00a34.50)\n<\/code><\/pre>\n<p>as <code>item<\/code> is the number, <code>item['name']<\/code> is the name, and <code>item['price']<\/code> is the price. You can then consolidate your <code>if\/if\/if\/if<\/code> block into a single lookup: <code>if item in items:<\/code><\/p>\n<p>This will greatly simplify your logic, as the dict does most of the work.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">3<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Python: Unhashable error, lists <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Two major issues: 1) You are storing the results in chos_items, then not doing anything with them. full_items, when you exit the while loop, contains &#8220;end&#8221; or &#8220;&#8221; print(&#8220;That would be, {}&#8221;.format(&#8216; &#8216;.join([items[int(item)] for item in chos_items]))) Will give you a list of all the items chosen, but it won&#8217;t give how many, as &#8230; <a title=\"[Solved] Python: Unhashable error, lists\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-python-unhashable-error-lists\/\" aria-label=\"More on [Solved] Python: Unhashable error, lists\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[540,349,614],"class_list":["post-19795","post","type-post","status-publish","format-standard","hentry","category-solved","tag-list","tag-python","tag-typeerror"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] Python: Unhashable error, lists - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-python-unhashable-error-lists\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Python: Unhashable error, lists - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Two major issues: 1) You are storing the results in chos_items, then not doing anything with them. full_items, when you exit the while loop, contains &quot;end&quot; or &quot;&quot; print(&quot;That would be, {}&quot;.format(&#039; &#039;.join([items[int(item)] for item in chos_items]))) Will give you a list of all the items chosen, but it won&#8217;t give how many, as ... 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