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application.py
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application.py
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#!/usr/bin/env python3
from flask import Flask, redirect, render_template, request, url_for
import os
import sys
import helpers
from analyzer import Analyzer
app = Flask(__name__)
@app.route("/")
def index():
return render_template("index.html")
@app.route("/search")
def search():
# validate screen_name
screen_name = request.args.get("screen_name", "")
if not screen_name:
return redirect(url_for("index"))
# get screen_name's tweets
tweets = helpers.get_user_timeline(screen_name, 100)
# TODO
positive, negative, neutral = 0.0, 0.0, 100.0
if len(tweets) != 100:
neutral = len(tweets)
# absolute paths to lists
positives = os.path.join(sys.path[0], "positive-words.txt")
negatives = os.path.join(sys.path[0], "negative-words.txt")
# instantiate analyzer
analyzer = Analyzer(positives, negatives)
for tweet in tweets:
score = analyzer.analyze(tweet)
if score > 0:
positive += 1
neutral -= 1
elif score < 0:
negative += 1
neutral -= 1
# generate chart
chart = helpers.chart(positive, negative, neutral)
# render results
return render_template("search.html", chart=chart, screen_name=screen_name)