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views.py
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views.py
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from django.shortcuts import render
import requests
from bs4 import BeautifulSoup as bs
from newspaper import Article
import openai
import time
import re
# Enter the custom API key starting with "sk-"
openai.api_key = ""
def split_into_sentences(text):
alphabets= "([A-Za-z])"
prefixes = "(Mr|St|Mrs|Ms|Dr)[.]"
suffixes = "(Inc|Ltd|Jr|Sr|Co)"
starters = "(Mr|Mrs|Ms|Dr|Prof|Capt|Cpt|Lt|He\s|She\s|It\s|They\s|Their\s|Our\s|We\s|But\s|However\s|That\s|This\s|Wherever)"
acronyms = "([A-Z][.][A-Z][.](?:[A-Z][.])?)"
websites = "[.](com|net|org|io|gov|edu|me)"
digits = "([0-9])"
text = " " + text + " "
text = text.replace("\n"," ")
text = re.sub(prefixes,"\\1<prd>",text)
text = re.sub(websites,"<prd>\\1",text)
text = re.sub(digits + "[.]" + digits,"\\1<prd>\\2",text)
if "..." in text: text = text.replace("...","<prd><prd><prd>")
if "Ph.D" in text: text = text.replace("Ph.D.","Ph<prd>D<prd>")
text = re.sub("\s" + alphabets + "[.] "," \\1<prd> ",text)
text = re.sub(acronyms+" "+starters,"\\1<stop> \\2",text)
text = re.sub(alphabets + "[.]" + alphabets + "[.]" + alphabets + "[.]","\\1<prd>\\2<prd>\\3<prd>",text)
text = re.sub(alphabets + "[.]" + alphabets + "[.]","\\1<prd>\\2<prd>",text)
text = re.sub(" "+suffixes+"[.] "+starters," \\1<stop> \\2",text)
text = re.sub(" "+suffixes+"[.]"," \\1<prd>",text)
text = re.sub(" " + alphabets + "[.]"," \\1<prd>",text)
if "”" in text: text = text.replace(".”","”.")
if "\"" in text: text = text.replace(".\"","\".")
if "!" in text: text = text.replace("!\"","\"!")
if "?" in text: text = text.replace("?\"","\"?")
text = text.replace(".",".<stop>")
text = text.replace("?","?<stop>")
text = text.replace("!","!<stop>")
text = text.replace("<prd>",".")
sentences = text.split("<stop>")
sentences = sentences[:-1]
sentences = [s.strip() for s in sentences]
return sentences
def is_valid_url(url):
if url == "":
return False
regex = re.compile(
r'^https?://' # http:// or https://
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+[A-Z]{2,6}\.?|' # domain...
r'localhost|' # localhost...
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' # ...or ip
r'(?::\d+)?' # optional port
r'(?:/?|[/?]\S+)$', re.IGNORECASE)
return url is not None and regex.search(url)
def ask(question):
tic = time.time()
question += """
----------------------------------------
Can you tell me what can we learn from this article? What is the auther's key points and argument? Be as detailed as you can.
"""
res = openai.ChatCompletion.create(
model="gpt-4",
messages=[
{"role": "system", "content": "You are GPT-4, a large language model trained by OpenAI. Answer as concisely as possible."},
{"role": "user", "content": question}
]
)
toc = time.time()
print(toc-tic, 'sec Elapsed')
return (res['choices'][0]['message']['content'])
# Create your views here.
def index(request):
return render(request, 'index.html')
def search(request):
if request.method == 'POST':
final_result = []
search = request.POST['search']
if is_valid_url(search):
article = Article(search)
article.download()
article.parse()
output = ask(article.text)
sentences = split_into_sentences(output)
final_result.append((sentences[0], search, output, sentences[-1]))
context = {
'final_result': final_result
}
return render(request, 'search.html', context)
url = 'https://www.ask.com/web?q='+search
res = requests.get(url)
soup = bs(res.text, 'lxml')
result_listings = soup.find_all('div', {'class': 'PartialSearchResults-item'})
for result in result_listings[:2]:
result_title = result.find(class_='PartialSearchResults-item-title').text
result_url = result.find('a').get('href')
# result_desc = result.find(class_='PartialSearchResults-item-abstract').text
article = Article(result_url)
article.download()
article.parse()
output = ask(article.text)
sentences = split_into_sentences(output)
if "1." in sentences[0]:
result_desc = " ".join(sentences[:-1])
else:
result_desc = " ".join(sentences[1:-1])
if result_desc[-1]=="." and result_desc[-2].isnumeric():
result_desc += sentences[-1]
final_result.append((result_title, result_url, result_desc, sentences[-1]))
context = {
'final_result': final_result
}
return render(request, 'search.html', context)
else:
return render(request, 'search.html')