Interview Question

 

Code:

# Parse https://metacritic.com/game/playstation-4
import json
import re
from bs4 import BeautifulSoup;
import requests;
from flask import Flask;
from flask import jsonify;
# Webserver IP and port.
host = "127.0.0.1";
port = 5001;
# Initialize Flask app
app = Flask(__name__);
url="https://www.metacritic.com/game/playstation-4";
#response = requests.get(url);
#print (response); # If the response code is 403 then use user_agent = {'User-agent': 'Mozilla/5.0'}
user_agent = {'User-agent': 'Mozilla/5.0'};
def webscrapper():
    response = requests.get(url, headers = user_agent);
    #print(response); # This would return 200

    # Parse the html file and save the objects
    #print(response.text);
    soup = BeautifulSoup(response.text, 'html.parser');
    #print (soup);
    # Create a dictionary to save the title and score.
    title = [];
    score = [];

    for i in soup.findAll('a',{"class": "title"}):
        title.append(i.get_text(strip=True));
    for i in soup.findAll('div',{"class": "clamp-score-wrap"}):
        score.append(i.get_text(strip=True));

    # Now lets convert both the list to dict with keys title and score using zip method
    review = [{'title':x ,"score":y} for x,y in zip(title,score)];
    # The indent parameter specifies the spaces that are used at the beginning of a line.
    return json.dumps(review, indent=2); # Flask cannot return list. Only dict, string, tuple

def titlefilter(title):
    temp = webscrapper();
    error = "Title Not Found.";
    if title in temp:
        temp = json.loads(temp);
        # Load the json as list
        for i in temp:
            if i.get("title") == title:
             return (json.dumps(i, indent=2));
    else:
        return jsonify(message=error);


@app.route('/games')
def review():
    return webscrapper();

@app.route('/games/<title>')
def titfilter(title):
    return titlefilter(title);

if __name__ == "__main__":
     app.run(debug=True);