Сделали заготовку класса для ORM системы

main.py

@@ -1,45 +1,63 @@
-import requests
+import sqlite3
-from bs4 import BeautifulSoup
-import re
 
-url = 'https://msk.top-academy.ru/blog'
+db_name = 'mydb.db'
 
-class BlogArticle:
+class User:
-    ls = list()
+    def __init__(self,name,email,age):
-    def __init__(self,title,text):
+        self.__id = None
-        self.title = title
+        self.__name = name
-        self.text = text
+        self.__email = email
-        BlogArticle.ls.append(self)
+        self.__age = age
-    @classmethod
-    def count(cls):
-        return len(cls.ls)
-    
-    def to_dict(self):
-        return {'title': self.title, 'text':self.text}
 
-    @classmethod
+    @property
-    def from_dict(cls,d):
+    def name(self):
-        BlogArticle(d['title'],d['text'])
+        return self.__name
+    @name.setter
+    def name(self,value):
+        self.__name = value
+        
+    @property
+    def email(self):
+        return self.__email
 
-def scan(i):
+    @email.setter
-    headers = {
+    def email(self,value):
-        'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36'
+        if '@' in value:
-        }
+            self.__email = value
-    response = requests.get(
+        else:
-        url + (f'?page={i}' if i>1 else ''),
+            raise ValueError('Не корректный адрес почты')
-        headers=headers
+    @property
-    )
+    def age(self):
-    html = response.text
+        return self.__age
-    soup = BeautifulSoup(html,'html.parser')
+    @age.setter
-    result = soup.find_all("div", class_='styles_cardBody__qP0jN')
+    def age(self,value):
-    for el in result:
+        if 0 <= value <= 120:
-        par = el.find_all("p")
+            self.__age = value
-        BlogArticle(par[0].text,par[1].text)
+        else:
+            raise ValueError('Неправильно указан возраст')
+        
+    def save(self):
+        conn = sqlite3.connect(db_name)
+        cursor = conn.cursor()
+        property_list = [f"{k}" for k, v in User.__dict__.items() if isinstance(v, property)]
+        if '_User__id' in self.__dict__.keys():
+            update_string = ','.join([f'`{p_name}`= ? ' for p_name in property_list])
+            update_values = [getattr(self,p) for p in property_list] + [self.__id]
+            query = f"UPDATE {User.__name__} SET {update_string} WHERE id = ?"
+            print(query,update_values)
+        else:
+            property_count = ('?,'*len(property_list))[:-1] #','.join(['?' for _ in range(len(property_list))])
+            property_names = ','.join(property_list)
+            property_values = [getattr(self,p) for p in property_list]
+            query = f"INSERT INTO {User.__name__}({property_names}) VALUES({property_count})"
+            print(query,property_values)
+            cursor.execute(query,property_values)
+            conn.commit()
+            self.__id = cursor.lastrowid
+        conn.close()
+#print(User.__dict__)
 
-if __name__ == '__main__':
+user1 = User('Igor','igor@example.com',44)
-    BlogArticle.from_dict({'title':'Заголовок','text':'Текст статьи'})
+user1.save()
-    #for i in range(3):
+user1.age = 55
-        #scan(i)
+user1.save()
-    print(BlogArticle.count())
-    for i in range(1):
-        print(BlogArticle.ls[i].to_dict())