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#!/usr/bin/env python3
import sys, traceback
from requests import get
from bs4 import BeautifulSoup
from ch1p import State, telegram_notify
from html import escape
def scrap_announcements():
url = "https://www.binance.com/en/support/announcement"
response = get(url)
soup = BeautifulSoup(response.text, 'html.parser')
data = []
total_news = 0
categories_list = soup.find_all(class_='css-wmvdm0')
for c in categories_list:
category_title = c.select('h2[data-bn-type="text"]')[0].text
category_data = {
'title': category_title,
'news': []
}
for link in c.find_next('div').select('a[data-bn-type="link"]'):
id = link.get('id')
if id is None:
continue
if not link.get('id').startswith('supportList'):
continue
category_data['news'].append({
'text': link.text,
'link': link.get('href')
})
total_news += 1
data.append(category_data)
if not total_news:
raise RuntimeError('failed to find any articles')
return data
if __name__ == '__main__':
state = State(default=dict(urls=[]))
try:
blocks = []
data = scrap_announcements()
for category in data:
updates = []
for item in category['news']:
if item['link'] not in state['urls']:
updates.append(item)
state['urls'].append(item['link'])
if updates:
buf = f"<i>{category['title']}</i>\n"
buf += '\n'.join(list(map(lambda item: f"<a href=\"{item['link']}\">{item['text']}</a>", updates)))
blocks.append(buf)
if blocks:
message = '<b>Binance Announcements</b>\n\n'
message += '\n\n'.join(blocks)
telegram_notify(text=message, parse_mode='HTML')
except:
telegram_notify(text='error: ' + escape(traceback.format_exc()), parse_mode='HTML')
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