Created
July 4, 2021 10:17
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flak server, html assignment
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| import csv | |
| import os | |
| import re | |
| from flask import Flask, jsonify, request | |
| app = Flask(__name__) | |
| FILE = os.environ.get("FILE", "test_data_sample.csv") | |
| with open(FILE) as f: | |
| reader = csv.reader(f) | |
| terms = [row[0] for row in reader][0:] | |
| print(terms) | |
| @app.route('/process_search') | |
| def gen_search_json(): | |
| query = request.args.get("q", '') | |
| if len(query) < 3: | |
| results = [{"name" : "please Enter 3 or more characters"}] | |
| else: | |
| # match queryresults occurence anywhere in string | |
| reg = re.compile("^.*"+query, re.IGNORECASE) | |
| values = list(filter(reg. match, terms[1:])) | |
| results = [{"name": val, "rank": rank} for rank, val in enumerate(values)] | |
| resp = jsonify(results=results[:10]) # top 10 results | |
| resp.headers['Access-Control-Allow-Origin'] = '*' | |
| return resp |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Autocomplete</title> | |
| <link href="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.4/css/select2.min.css" rel="stylesheet" /> | |
| <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-beta/css/bootstrap.min.css"> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.4/js/select2.min.js"></script> | |
| <style> | |
| .container { | |
| padding-top: 2rem; | |
| max-width: 768px; | |
| margin: 0 auto; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h2>Type your query..</h2> | |
| <br> | |
| <select class="js-data-example-ajax form-control"></select> | |
| </div> | |
| <script> | |
| $('.js-data-example-ajax').select2({ | |
| ajax: { | |
| url: 'http://127.0.0.1:8080/process_search', | |
| dataType: 'json' | |
| }, | |
| templateResult: function(e) { return e.name + " " + e.rank; }, | |
| templateSelection: function(e) { return e.name; } | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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