app.py

#!/usr/bin/env python
# coding: utf-8

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from flask import Flask
from flask import request
from flask import render_template
import numpy as np
from matplotlib import pyplot as plt
import os
import spacy
from spacy.lang.en.stop_words import STOP_WORDS
from string import punctuation
import en_core_web_sm

app = Flask(__name__)

@app.route('/')
def my_form():
    return render_template("index.html")

@app.route('/', methods=['GET','POST'])
def my_form_post():
    data = request.form['message']
    
    print(data)
    
    stopwords = list(STOP_WORDS)
    
    doc1=data
    nlp = en_core_web_sm.load()
    
    docx = nlp(doc1)
    
    mytokens = [token.text for token in docx]
    
    word_freq={}
    for word in docx:
        if word.text not in stopwords:
            if word.text not in word_freq.keys():
                word_freq[word.text]=1;
                
            else:
                word_freq[word.text]+=1;
                
    max_freq=max(word_freq.values())

    for word in word_freq:
        word_freq[word]=(word_freq[word]/max_freq)     
        
    sentence_list = [ sentence for sentence in docx.sents]
    
    [w.text.lower() for t in sentence_list for w in t ]
    
    
    sentence_scores={}
    for sentence in sentence_list:
        for word in sentence:
            if word.text in word_freq.keys():
                if len(sentence.text.split(' ')) < 30:
                    if sentence not in sentence_scores.keys():
                        sentence_scores[sentence] = word_freq[word.text]
                    else:
                        sentence_scores[sentence] += word_freq[word.text]
                        
                        
    from heapq import nlargest
    
    sum_sentences = nlargest(8, sentence_scores, key=sentence_scores.get)
    
    final_sentences = [ w.text for w in sum_sentences ] 
    
    
    summary = ' '.join(final_sentences)
    
    print(len(doc1))
    print(len(summary))
    return render_template('output.html', message = summary)

if __name__ == '__main__':
    app.run()


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