This project builds a complete TinyURL-like<\/strong> service using Python + Flask.<\/p>\n\n\n\n Your URL shortener will be able to:<\/p>\n\n\n\n Open browser:<\/p>\n\n\n\n This project builds a complete TinyURL-like service using Python + Flask. Your URL shortener will be able to: \u2714 Generate unique short URLs \u2714 Redirect short URLs to original links \u2714 Store all links in a database (CSV\/SQLite) \u2714 Prevent duplicate entries \u2714 Track number of clicks (optional) \u2714 Admin dashboard (optional) \ud83d\udee0\ufe0f Technologies Used […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-270","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/posts\/270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=270"}],"version-history":[{"count":1,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/posts\/270\/revisions"}],"predecessor-version":[{"id":271,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=\/wp\/v2\/posts\/270\/revisions\/271"}],"wp:attachment":[{"href":"https:\/\/codetypingpro.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codetypingpro.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u2714 Generate unique short URLs<\/h3>\n\n\n\n
\u2714 Redirect short URLs to original links<\/h3>\n\n\n\n
\u2714 Store all links in a database (CSV\/SQLite)<\/h3>\n\n\n\n
\u2714 Prevent duplicate entries<\/h3>\n\n\n\n
\u2714 Track number of clicks (optional)<\/h3>\n\n\n\n
\u2714 Admin dashboard (optional)<\/h3>\n\n\n\n
\n\n\n\n\ud83d\udee0\ufe0f Technologies Used<\/h1>\n\n\n\n
\n
\n\n\n\n\ud83d\udcc1 Project Structure<\/h1>\n\n\n\n
url_shortener\/\n\u2502\u2500\u2500 app.py\n\u2502\u2500\u2500 database.json\n\u2502\u2500\u2500 templates\/\n\u2502 \u251c\u2500\u2500 index.html\n\u2502 \u251c\u2500\u2500 success.html\n\u2514\u2500\u2500 static\/\n<\/code><\/pre>\n\n\n\n
\n\n\n\n\ud83e\udde9 1. Base62 Encoder (Creates Short Codes)<\/h1>\n\n\n\n
import string\nchars = string.ascii_letters + string.digits\n\ndef encode(num):\n base = 62\n result = \"\"\n while num > 0:\n result = chars[num % base] + result\n num \/\/= base\n return result\n<\/code><\/pre>\n\n\n\n
\n\n\n\n\ud83e\udde9 2. Flask App (app.py)<\/h1>\n\n\n\n
from flask import Flask, request, render_template, redirect\nimport json, os\nfrom base62 import encode\n\napp = Flask(__name__)\n\nDB_FILE = \"database.json\"\n\ndef load_db():\n if not os.path.exists(DB_FILE):\n return {}\n with open(DB_FILE, \"r\") as f:\n return json.load(f)\n\ndef save_db(data):\n with open(DB_FILE, \"w\") as f:\n json.dump(data, f, indent=4)\n\n@app.route(\"\/\", methods=[\"GET\", \"POST\"])\ndef home():\n if request.method == \"POST\":\n long_url = request.form[\"url\"]\n db = load_db()\n\n # check duplicates\n for key, value in db.items():\n if value == long_url:\n return render_template(\"success.html\", short=key)\n\n short_code = encode(len(db) + 1)\n db[short_code] = long_url\n save_db(db)\n\n return render_template(\"success.html\", short=short_code)\n\n return render_template(\"index.html\")\n\n@app.route(\"\/<code>\")\ndef redirect_url(code):\n db = load_db()\n if code in db:\n return redirect(db[code])\n return \"Invalid URL\"\n\nif __name__ == \"__main__\":\n app.run(debug=True)\n<\/code><\/pre>\n\n\n\n
\n\n\n\n\ud83e\udde9 3. index.html<\/h1>\n\n\n\n
<h1>URL Shortener<\/h1>\n\n<form method=\"POST\">\n <input type=\"text\" name=\"url\" placeholder=\"Enter URL\" required>\n <button type=\"submit\">Shorten<\/button>\n<\/form>\n<\/code><\/pre>\n\n\n\n
\n\n\n\n\ud83e\udde9 4. success.html<\/h1>\n\n\n\n
<h2>Your Short URL:<\/h2>\n\n<p>\n <a href=\"\/{{ short }}\" target=\"_blank\">\n http:\/\/localhost:5000\/{{ short }}\n <\/a>\n<\/p>\n\n<a href=\"\/\">Shorten another URL<\/a>\n<\/code><\/pre>\n\n\n\n
\n\n\n\n\ud83d\ude80 How to Run<\/h1>\n\n\n\n
pip install flask base62\npython app.py\n<\/code><\/pre>\n\n\n\nhttp://127.0.0.1:5000\/<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"