TelegramNewsBot/main.py

import json
from datetime import datetime

import pyodbc
import requests
from bs4 import BeautifulSoup

server = '10.3.1.13\SQLEXPRESS'
database = 'DepartmentDatabaseContext'
username = 'sa'
password = 'isadmin'
cnxn = pyodbc.connect(
    'DRIVER={/opt/microsoft/msodbcsql18/lib64/libmsodbcsql-18.0.so.1.1};SERVER=' + server + ';' +
    'DATABASE=' + database + ';UID=' + username + ';PWD=' + password + ';Encrypt=no')

messageTo = {'sam': '331491581', 'is': '-1001637207513'}

def main():
    with open('datetime.json') as json_file:
        date = json.load(json_file)

    cursor = cnxn.cursor()
    cursor.execute("SELECT Id, Title, Body, DateCreate FROM Newses "
                   "WHERE Newses.IsDeleted = 0 AND Newses.DateCreate > ? "
                   "ORDER BY Newses.DateCreate", date)  # например - 2022-04-02 11:19:29.778400
    row = cursor.fetchone()

    while row:
        soup = BeautifulSoup(row[2], features="html.parser")
        textNews = soup.get_text('\n').replace("\n\n\n\n", "\n").replace("\n\n\n", "\n").replace("\n\n", "\n")
        params = {'chat_id': messageTo.get('is'),
                  'text': f'{row[1]}\n{textNews}\nhttp://is.ulstu.ru/News/ShowNews/{row[0]}'}
        requests.get('https://api.telegram.org/bot5567223643:AAG6DYNUNq7BNqm7-pI2p-SdvEmAKielViE/sendMessage',
                     params=params)
        date = row[3]
        row = cursor.fetchone()


    with open('datetime.json', 'w') as outfile:
        json.dump(str(date), outfile)


if __name__ == '__main__':
    main()