feat: добавить команду !news для AI-новостей с Habr
- Парсинг RSS через ElementTree (RSS 2.0 / Atom) - Данные: title, dc:creator, guid isPermaLink, pubDate, category - Формат: заголовок до 60 символов, дата дд.мм.гггг, теги - Ссылки без https://, кликабельные - Консольная команда: !news
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deadzilla
parent
6553c9140f
commit
6fe8334311
19
bot.py
19
bot.py
@ -47,16 +47,19 @@ def console_input():
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while not stop_event.is_set():
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try:
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cmd = input().strip().lower()
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if cmd == "stop":
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print("\nОстановка бота...")
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if "stop" in ALL_CONSOLE_COMMANDS:
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ALL_CONSOLE_COMMANDS["stop"](stop_event, bot)
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break
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elif cmd:
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if cmd in ALL_CONSOLE_COMMANDS:
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ALL_CONSOLE_COMMANDS[cmd](stop_event, bot)
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if cmd.startswith("!"):
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cmd_name = cmd[1:]
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if cmd_name == "stop":
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print("\nОстановка бота...")
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if "stop" in ALL_CONSOLE_COMMANDS:
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ALL_CONSOLE_COMMANDS["stop"](stop_event, bot)
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break
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elif cmd_name in ALL_CONSOLE_COMMANDS:
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ALL_CONSOLE_COMMANDS[cmd_name](stop_event, bot)
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else:
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print(f"Неизвестная команда: {cmd}")
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elif cmd:
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print(f"Неизвестная команда: {cmd}")
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except (EOFError, KeyboardInterrupt):
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stop_event.set()
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try:
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@ -1,3 +1,4 @@
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from .pogoda import Pogoda
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from .news import News
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ALL_COMMANDS = [Pogoda]
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ALL_COMMANDS = [Pogoda, News]
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105
commands/news.py
Normal file
105
commands/news.py
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@ -0,0 +1,105 @@
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import discord
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from discord.ext import commands
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import requests
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from xml.etree import ElementTree
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RSS_URL = "https://habr.com/ru/rss/hubs/artificial_intelligence/articles/rated10/?fl=ru"
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class News(commands.Cog):
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"""Команда !news — свежие статьи по AI с Habr"""
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@commands.command(name="news")
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async def news(self, ctx):
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"""Топ-5 свежих статей по AI с Habr"""
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articles = self._fetch_rss()
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if articles is None:
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await ctx.send("Не удалось получить новости. Попробуйте позже.")
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return
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if not articles:
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await ctx.send("Новостей пока нет.")
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return
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await self._format_and_send(ctx, articles)
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def _fetch_rss(self):
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"""Скачать и распарсить RSS-ленту (RSS 2.0 / Atom)."""
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try:
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response = requests.get(RSS_URL, timeout=10)
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response.raise_for_status()
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root = ElementTree.fromstring(response.content)
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# RSS 2.0
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ns_dc = {"dc": "http://purl.org/dc/elements/1.1/"}
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items = root.findall(".//item")
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if not items:
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# Atom
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ns = {"atom": "http://www.w3.org/2005/Atom"}
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items = root.findall("atom:entry", ns)
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if not items:
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return []
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articles = []
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for entry in items:
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# RSS 2.0
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title_el = entry.find("title")
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date_el = entry.find("pubDate")
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creator_el = entry.find("dc:creator", ns_dc)
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categories = entry.findall("category")
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# guid с isPermaLink="true" для чистого URL
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guid_el = entry.find("guid[@isPermaLink='true']")
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link = guid_el.text if guid_el is not None else ""
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# Atom fallback
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if title_el is None:
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ns = {"atom": "http://www.w3.org/2005/Atom"}
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title_el = entry.find("atom:title", ns)
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link_el = entry.find("atom:link", ns)
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link = link_el.get("href", "") if link_el is not None else ""
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date_el = entry.find("atom:published", ns)
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creator_el = entry.find("atom:author/atom:name", ns)
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categories = entry.findall("atom:category", ns)
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title = title_el.text if title_el is not None else "Без названия"
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pub_date = date_el.text if date_el is not None else ""
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creator = creator_el.text if creator_el is not None else ""
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tags = [cat.text for cat in categories if cat.text] if categories else []
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articles.append({
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"title": title,
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"link": link,
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"pub_date": pub_date,
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"creator": creator,
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"tags": tags,
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})
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return articles[:10]
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except requests.RequestException:
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return None
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async def _format_and_send(self, ctx, articles):
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"""Сформировать текст и отправить в чат."""
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lines = ["**🤖 AI-новости с Habr**"]
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for i, article in enumerate(articles[:5], 1):
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from datetime import datetime
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date_str = ""
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if article["pub_date"]:
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try:
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d = article["pub_date"].replace(" GMT", " +0000")
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dt = datetime.strptime(d, "%a, %d %b %Y %H:%M:%S %z")
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date_str = dt.strftime("%d.%m.%Y")
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except ValueError:
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date_str = article["pub_date"][:10].replace("-", ".")
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tags_str = ", ".join(article["tags"][:3]) if article["tags"] else ""
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title = article["title"]
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if len(title) > 60:
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title = title[:60] + "..."
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lines.append(f"{i}. {title}")
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lines.append(f" {article['creator']} | {date_str} | {tags_str} ")
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link = article["link"].replace("https://", "")
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lines.append(f" {link}")
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message = "\n".join(lines).rstrip()
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await ctx.send(message, allowed_mentions=discord.AllowedMentions.none())
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@ -1,5 +1,7 @@
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from .stop import stop
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from .news import news
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ALL_CONSOLE_COMMANDS = {
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"stop": stop,
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"news": news,
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}
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94
console_commands/news.py
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94
console_commands/news.py
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@ -0,0 +1,94 @@
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import requests
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from xml.etree import ElementTree
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RSS_URL = "https://habr.com/ru/rss/hubs/artificial_intelligence/articles/rated10/?fl=ru"
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def news(stop_event, bot):
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"""Вывести топ-5 свежих статей по AI с Habr"""
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articles = _fetch_rss()
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if articles is None:
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print("Не удалось получить новости.")
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return
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if not articles:
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print("Новостей пока нет.")
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return
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from datetime import datetime
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print("**AI-новости с Habr**")
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for i, article in enumerate(articles[:5], 1):
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date_str = ""
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if article["pub_date"]:
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try:
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d = article["pub_date"].replace(" GMT", " +0000")
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dt = datetime.strptime(d, "%a, %d %b %Y %H:%M:%S %z")
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date_str = dt.strftime("%d.%m.%Y")
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except ValueError:
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date_str = article["pub_date"][:10].replace("-", ".")
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tags_str = ", ".join(article["tags"][:3]) if article["tags"] else ""
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link = article["link"].replace("https://", "")
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title = article["title"]
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if len(title) > 60:
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title = title[:60] + "..."
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print(f"{i}. {title}")
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print(f" {article['creator']} | {date_str} | {tags_str}")
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print(f" {link}")
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print()
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def _fetch_rss():
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"""Скачать и распарсить RSS-ленту (RSS 2.0 / Atom)."""
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try:
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response = requests.get(RSS_URL, timeout=10)
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response.raise_for_status()
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root = ElementTree.fromstring(response.content)
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# RSS 2.0
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ns_dc = {"dc": "http://purl.org/dc/elements/1.1/"}
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items = root.findall(".//item")
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if not items:
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# Atom
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ns = {"atom": "http://www.w3.org/2005/Atom"}
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items = root.findall("atom:entry", ns)
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if not items:
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return []
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articles = []
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for entry in items:
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# RSS 2.0
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title_el = entry.find("title")
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date_el = entry.find("pubDate")
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creator_el = entry.find("dc:creator", ns_dc)
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categories = entry.findall("category")
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# guid с isPermaLink="true" для чистого URL
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guid_el = entry.find("guid[@isPermaLink='true']")
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link = guid_el.text if guid_el is not None else ""
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# Atom fallback
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if title_el is None:
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ns = {"atom": "http://www.w3.org/2005/Atom"}
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title_el = entry.find("atom:title", ns)
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link_el = entry.find("atom:link", ns)
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link = link_el.get("href", "") if link_el is not None else ""
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date_el = entry.find("atom:published", ns)
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creator_el = entry.find("atom:author/atom:name", ns)
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categories = entry.findall("atom:category", ns)
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title = title_el.text if title_el is not None else "Без названия"
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pub_date = date_el.text if date_el is not None else ""
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creator = creator_el.text if creator_el is not None else ""
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tags = [cat.text for cat in categories if cat.text] if categories else []
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articles.append({
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"title": title,
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"link": link,
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"pub_date": pub_date,
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"creator": creator,
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"tags": tags,
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})
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return articles[:10]
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except requests.RequestException:
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return None
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