|
import requests |
|
import bs4 |
|
import json |
|
import pandas as pd |
|
from dspipe import Pipe |
|
import time |
|
from pathlib import Path |
|
from itertools import chain |
|
|
|
""" |
|
Downloads additional pages if needed for each story. Collects the text |
|
for each story into a single file along with the meta information from |
|
the first page. |
|
""" |
|
|
|
n_downloads = 4 |
|
fail_time = 120 |
|
sess = requests.session() |
|
|
|
|
|
def proxy(url): |
|
|
|
return sess.get(url) |
|
|
|
port = 8000 |
|
host = "" |
|
proxy_url = f"{host}:{port}" |
|
return requests.get(proxy_url, params={"url": url}) |
|
|
|
|
|
def download(f0, f1): |
|
|
|
with open(f0) as FIN: |
|
raw = FIN.read() |
|
|
|
soup = bs4.BeautifulSoup(raw, "lxml") |
|
|
|
page_text = soup.find("div", class_="b-pager-pages").span.text |
|
|
|
title = soup.find("div", class_="b-story-header").h1.get_text() |
|
author = soup.find("div", class_="b-story-header").a.get_text() |
|
|
|
stats = soup.find("span", class_="b-story-stats").text.split() |
|
cat = soup.find("div", class_="b-breadcrumbs").children |
|
|
|
meta = { |
|
"title": title, |
|
"author": author, |
|
"category": list(cat)[1].text, |
|
"n_comments": int(stats[0]), |
|
"n_views": int(stats[2]), |
|
"n_favorites": int(stats[4]), |
|
"n_pages": int(page_text.split()[0]), |
|
} |
|
|
|
next_btn = soup.find("a", text="Next") |
|
story = soup.find("div", class_="b-story-body-x").get_text() |
|
|
|
print(meta) |
|
|
|
while next_btn is not None: |
|
link = next_btn["href"] |
|
|
|
r = proxy(link) |
|
|
|
if not r.ok: |
|
print(f"Failed to download {url}") |
|
time.sleep(fail_time) |
|
return False |
|
|
|
soup = bs4.BeautifulSoup(r.content, "lxml") |
|
|
|
page_text = soup.find("div", class_="b-story-body-x") |
|
next_btn = soup.find("a", text="Next") |
|
|
|
|
|
|
|
if page_text: |
|
story += page_text.get_text() |
|
|
|
item = { |
|
"text": story, |
|
"meta": meta, |
|
} |
|
|
|
js = json.dumps(item, indent=2) |
|
|
|
with open(f1, "w") as FOUT: |
|
FOUT.write(js) |
|
|
|
time.sleep(1) |
|
|
|
|
|
def safe(f0, f1): |
|
try: |
|
download(f0, f1) |
|
except Exception as EX: |
|
print(f"FAILED {f0}, {EX}") |
|
|
|
|
|
Pipe( |
|
"data/stories/", |
|
"data/full_text", |
|
input_suffix=".html", |
|
output_suffix=".json", |
|
shuffle=True, |
|
limit=None, |
|
)(safe, n_downloads) |
|
|
