{"id":5574,"date":"2022-08-29T13:56:13","date_gmt":"2022-08-29T08:26:13","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-gettotal-takes-exactly-2-arguments-1-given-closed\/"},"modified":"2022-08-29T13:56:13","modified_gmt":"2022-08-29T08:26:13","slug":"solved-gettotal-takes-exactly-2-arguments-1-given-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-gettotal-takes-exactly-2-arguments-1-given-closed\/","title":{"rendered":"[Solved] getTotal() takes exactly 2 arguments (1 given) [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-45143859\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"45143859\" data-parentid=\"45143463\" 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>There a several errors in your classes.<\/p>\n<p>First, in Python, you can ger rid of <code>getXXX()<\/code> methods, especially in your case. So, you can redefine <code>Item<\/code> and <code>User<\/code> classes as: <\/p>\n<pre><code>class Item():\n    \"\"\"Name and price of Item\"\"\"\n    def __init__(self, name, price):\n        self.name = name\n        self.price = price\n\nclass User():\n    \"\"\"Getting name of user\"\"\"\n    def __init__(self, name,budget):\n        self.name = name\n        self.budget = budget\n<\/code><\/pre>\n<hr>\n<p>In the <code>Cart<\/code> class, that code does not what you want:<\/p>\n<pre><code>def addItem(self,carta):\n    self.carta.append(1)  #Adding item in cart.\n<\/code><\/pre>\n<p>It will append the integer <code>1<\/code> into the current <code>cart<\/code>. To do as you would, take into account the current item to add:<\/p>\n<pre><code>def addItem(self, item):\n    self.carta.append(item)\n<\/code><\/pre>\n<p>Next, <code>getTotal<\/code> cannot work as it is:<\/p>\n<pre><code>def getTotal(self, carta):  # carta is not needed\n    total = 0\n    for item in carta:  # work with the current carta, so use self.carta\n        item = getPrice, getName  # I guess you want to retrieve the item's price, so use item.price\n        total += item\n    return total\n<\/code><\/pre>\n<p>Finally, <code>numItems<\/code> cannot work too (!). If you want to find the carta <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/docs.python.org\/3\/library\/functions.html#len\">length<\/a> (as <code>carta<\/code> is a list), do that:<\/p>\n<pre><code>def numItems(self):    #Number of items in cart.\n    return len(self.carta)\n<\/code><\/pre>\n<hr>\n<p>Final code with fixes and a right <code>print<\/code> statement:<\/p>\n<pre><code>class Item():\n    \"\"\"Name and price of Item\"\"\"\n    def __init__(self, name, price):\n        self.name = name\n        self.price = price\n\nclass User():\n    \"\"\"Getting name of user\"\"\"\n    def __init__(self, name,budget):\n        self.name = name\n        self.budget = budget\n\nclass Cart():\n    \"\"\"Creating a cart, you can add item in cart and remove it, also u can se your total bill.\"\"\"\n\n    def __init__(self):\n        self.carta = []   #Carta is shopping cart.\n\n    def addItem(self, item):\n        self.carta.append(item)  #Adding item in cart.\n\n    def getTotal(self):  #Total bill.\n        total = 0\n        for item in self.carta:\n            total += item.price\n        return total\n\n    def numItems(self):    #Number of items in cart.\n        return len(self.carta)\n\ndef test_kart():\n    item1 = Item (\"Iphone\", 500)\n    item2 = Item (\"Samsung\", 200)\n    item3 = Item(\"Huawei\", 400)\n    uname = User(\"Marko\", 2000)\n    kart = Cart()\n    kart.addItem(item1)\n    kart.addItem(item2)\n    kart.addItem(item3)\n    print('Hi %s, your total bill is $%0.2f, and you have %i items in your cart.' % (uname.name, kart.getTotal(), kart.numItems()))\n\ntest_kart()\n<\/code><\/pre>\n<p>We can do a lot more pythonic, but it seems you are learning Python, so try to understand that snippet correctly and then try to optimize, if wanted and needed. And read <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/docs.python.org\/3\/tutorial\/classes.html\">that tutorial<\/a> \ud83d\ude42<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved getTotal() takes exactly 2 arguments (1 given) [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] There a several errors in your classes. First, in Python, you can ger rid of getXXX() methods, especially in your case. So, you can redefine Item and User classes as: class Item(): &#8220;&#8221;&#8221;Name and price of Item&#8221;&#8221;&#8221; def __init__(self, name, price): self.name = name self.price = price class User(): &#8220;&#8221;&#8221;Getting name of user&#8221;&#8221;&#8221; def &#8230; <a title=\"[Solved] getTotal() takes exactly 2 arguments (1 given) [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-gettotal-takes-exactly-2-arguments-1-given-closed\/\" aria-label=\"More on [Solved] getTotal() takes exactly 2 arguments (1 given) [closed]\">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":[349],"class_list":["post-5574","post","type-post","status-publish","format-standard","hentry","category-solved","tag-python"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Solved] getTotal() takes exactly 2 arguments (1 given) [closed] - 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-gettotal-takes-exactly-2-arguments-1-given-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] getTotal() takes exactly 2 arguments (1 given) [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] There a several errors in your classes. First, in Python, you can ger rid of getXXX() methods, especially in your case. So, you can redefine Item and User classes as: class Item(): &quot;&quot;&quot;Name and price of Item&quot;&quot;&quot; def __init__(self, name, price): self.name = name self.price = price class User(): &quot;&quot;&quot;Getting name of user&quot;&quot;&quot; def ... 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First, in Python, you can ger rid of getXXX() methods, especially in your case. So, you can redefine Item and User classes as: class Item(): \"\"\"Name and price of Item\"\"\" def __init__(self, name, price): self.name = name self.price = price class User(): \"\"\"Getting name of user\"\"\" def ... 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