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                import re  | 
            
            
                                                        
            
                                    
            
            
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                from urllib import request, error  | 
            
            
                                                        
            
                                    
            
            
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                from bs4 import BeautifulSoup  | 
            
            
                                                        
            
                                    
            
            
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                from app.logger import log  | 
            
            
                                                        
            
                                    
            
            
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                def get_data(  | 
            
            
                                                        
            
                                    
            
            
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                    url: str, parser: str = "lxml", headers: dict = None  | 
            
            
                                                        
            
                                    
            
            
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                ) -> dict[str, bool | str | BeautifulSoup]:  | 
            
            
                                                        
            
                                    
            
            
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                    """  | 
            
            
                                                        
            
                                    
            
            
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                    This function downloads and parses content of URL site  | 
            
            
                                                        
            
                                    
            
            
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                    :url: address of needed site or directory  | 
            
            
                                                        
            
                                    
            
            
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                    :return: dict with elements:  | 
            
            
                                                        
            
                                    
            
            
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                             > :"result":  *bool* with result of downloading process  | 
            
            
                                                        
            
                                    
            
            
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                             > :"content": *BeautifulSoup* with elements if Result is True  | 
            
            
                                                        
            
                                    
            
            
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                                            OR  | 
            
            
                                                        
            
                                    
            
            
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                                           *str* with error message if Result is False  | 
            
            
                                                        
            
                                    
            
            
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                    """  | 
            
            
                                                        
            
                                    
            
            
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                    cntnt, rslt, msg = "content", "result", "message"  | 
            
            
                                                        
            
                                    
            
            
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                    pattern_http = "^http"  | 
            
            
                                                        
            
                                    
            
            
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                    m_l = { | 
            
            
                                                        
            
                                    
            
            
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                        "start": "Начинаем загрузку данных с сайта",  | 
            
            
                                                        
            
                                    
            
            
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                        "error": "Не удалось получить данные:\n\t>> Адрес:\t%s\n\t>> Ошибка:\t%s",  | 
            
            
                                                        
            
                                    
            
            
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                        "get_site": "Пробуем скачать данные с ресурса",  | 
            
            
                                                        
            
                                    
            
            
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                        "url_check": "Проверяем, являются ли введенные данные адресом веб-страницы",  | 
            
            
                                                        
            
                                    
            
            
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                        "url_correct": "Введен корректный адрес веб-страницы:\t%s",  | 
            
            
                                                        
            
                                    
            
            
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                        "path_check": "Проверяем, являются ли введенные данные адресом файла \n\t>> Адрес:\t%s",  | 
            
            
                                                        
            
                                    
            
            
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                        "parse": "Пробуем обработать полученные данные",  | 
            
            
                                                        
            
                                    
            
            
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                        "agent": "Содержимое строки headers:\n\t>>\t%s",  | 
            
            
                                                        
            
                                    
            
            
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                        "success": "Данные с сайта успешно загружены",  | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                    log.info(m_l["start"])  | 
            
            
                                                        
            
                                    
            
            
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                    log.debug(m_l["url_check"])  | 
            
            
                                                        
            
                                    
            
            
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                    if re.match(pattern_http, url):  | 
            
            
                                                        
            
                                    
            
            
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                        log.debug(m_l["url_correct"], url)  | 
            
            
                                                        
            
                                    
            
            
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                        try:  | 
            
            
                                                        
            
                                    
            
            
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                            log.debug(m_l["get_site"])  | 
            
            
                                                        
            
                                    
            
            
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                            if url.lower().startswith('http'): | 
            
            
                                                        
            
                                    
            
            
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                                request_to_site = request.Request(  | 
            
            
                                                        
            
                                    
            
            
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                                    url=url, headers=headers if headers else {} | 
            
            
                                                        
            
                                    
            
            
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                                )  | 
            
            
                                                        
            
                                    
            
            
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                            else:  | 
            
            
                                                        
            
                                    
            
            
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                                raise ValueError from None  | 
            
            
                                                        
            
                                    
            
            
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                            with request.urlopen(request_to_site) as response:  | 
            
            
                                                        
            
                                    
            
            
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                                try:  | 
            
            
                                                        
            
                                    
            
            
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                                    log.debug(m_l["parse"])  | 
            
            
                                                        
            
                                    
            
            
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                                    site_data = BeautifulSoup(response, parser)  | 
            
            
                                                        
            
                                    
            
            
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                                except error.HTTPError as err:  | 
            
            
                                                        
            
                                    
            
            
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                                    log.error(m_l["error"], *(url, err))  | 
            
            
                                                        
            
                                    
            
            
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                                    return {rslt: False, cntnt: str(err), msg: 5152} | 
            
            
                                                        
            
                                    
            
            
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                        except error.URLError as err:  | 
            
            
                                                        
            
                                    
            
            
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                            log.error(m_l["error"], url, err)  | 
            
            
                                                        
            
                                    
            
            
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                            log.error(m_l["agent"], headers)  | 
            
            
                                                        
            
                                    
            
            
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                            return {rslt: False, cntnt: str(err), msg: 5152} | 
            
            
                                                        
            
                                    
            
            
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                    else:  | 
            
            
                                                        
            
                                    
            
            
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                        log.debug(m_l["path_check"], url)  | 
            
            
                                                        
            
                                    
            
            
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                        try:  | 
            
            
                                                        
            
                                    
            
            
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                            log.debug(m_l["get_site"])  | 
            
            
                                                        
            
                                    
            
            
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                            site_data = BeautifulSoup(open(url), parser)  | 
            
            
                                                        
            
                                    
            
            
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                        except (FileNotFoundError, UnicodeDecodeError) as err:  | 
            
            
                                                        
            
                                    
            
            
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                            log.error(m_l["error"], *(url, err))  | 
            
            
                                                        
            
                                    
            
            
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                            return {rslt: False, cntnt: str(err), msg: 5152} | 
            
            
                                                        
            
                                    
            
            
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                    log.info(m_l["success"])  | 
            
            
                                                        
            
                                    
            
            
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                    return {rslt: True, cntnt: site_data, msg: None} | 
            
            
                                                        
            
                                    
            
            
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