{"id":17324,"date":"2022-10-24T02:50:06","date_gmt":"2022-10-23T21:20:06","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-python-add-or-remove-letters-at-a-specific-location\/"},"modified":"2022-10-24T02:50:06","modified_gmt":"2022-10-23T21:20:06","slug":"solved-python-add-or-remove-letters-at-a-specific-location","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-python-add-or-remove-letters-at-a-specific-location\/","title":{"rendered":"[Solved] Python-Add or remove letters at a specific location"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-44700826\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"44700826\" data-parentid=\"44700539\" 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>You should do the following:<\/p>\n<ul>\n<li>generate a string containing all the letters<\/li>\n<li>use <code>ranodm.sample()<\/code> instead of <code>random.choice()<\/code> to generate a list of 3 random letters, which you then should <code>join()<\/code><\/li>\n<li>return an in-place list with the new elements<\/li>\n<\/ul>\n<p>It&#8217;d look like this:<\/p>\n<pre><code>import string\nimport random\n\n\ndef add_str(lst):\n    _letters = string.ascii_letters\n    return [''.join(random.sample(set(_letters), 3)) + letter + ''.join(random.sample(set(_letters), 3))\n            for letter in lst]\n\n\nprint(add_str(['a', 'o', 'r', 'x', ' ', 's', 'n', ' ', 'k', 'p', 'l', 'q', 't']))\n\n&gt; ['FUsaeNZ', 'pASoiTI', 'XfbrUXe', 'ZyKxhSs', 'lIJ blk', 'bJXseAI', 'uFcnUeQ', 'KRd wfF', 'VyPkjvq', 'CbwpCro', 'QOTlNfi', 'UNuqRDe', 'hEjtnIv']\n<\/code><\/pre>\n<p><em>I supposed you want different letters at the beginning and the end of each letter from the string. If you need them to be the same, you can handle it. Since you didn&#8217;t provide any example, I answered your exact question and what I understood from it. If you need something else (and it looks like it&#8217;s the case from the comments), you have where to start from anyway<\/em><\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">4<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Python-Add or remove letters at a specific location <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] You should do the following: generate a string containing all the letters use ranodm.sample() instead of random.choice() to generate a list of 3 random letters, which you then should join() return an in-place list with the new elements It&#8217;d look like this: import string import random def add_str(lst): _letters = string.ascii_letters return [&#8221;.join(random.sample(set(_letters), 3)) &#8230; <a title=\"[Solved] Python-Add or remove letters at a specific location\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-python-add-or-remove-letters-at-a-specific-location\/\" aria-label=\"More on [Solved] Python-Add or remove letters at a specific location\">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":[349,482],"class_list":["post-17324","post","type-post","status-publish","format-standard","hentry","category-solved","tag-python","tag-python-3-x"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Python-Add or remove letters at a specific location - 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-add-or-remove-letters-at-a-specific-location\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Python-Add or remove letters at a specific location - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] You should do the following: generate a string containing all the letters use ranodm.sample() instead of random.choice() to generate a list of 3 random letters, which you then should join() return an in-place list with the new elements It&#8217;d look like this: import string import random def add_str(lst): _letters = string.ascii_letters return [&#039;&#039;.join(random.sample(set(_letters), 3)) ... 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