Сделали заготовку класса для ORM системы

main.py

@@ -1,79 +1,63 @@
-import requests
-from bs4 import BeautifulSoup
-import re
 import sqlite3
-from datetime import datetime
 
-class Spyder:
+db_name = 'mydb.db'
-    def __init__(self):
+
-        self.db_name = 'database.db'
+class User:
-        self.conn = sqlite3.connect(self.db_name)
+    def __init__(self,name,email,age):
-        self.cursor = self.conn.cursor()
+        self.__id = None
-    def init_db(self):
+        self.__name = name
-        query = '''CREATE TABLE links(
+        self.__email = email
-            id INTEGER PRIMARY KEY AUTOINCREMENT,
+        self.__age = age
-            link TEXT NOT NULL,
+
-            last_scan INTEGER DEFAULT 0,
+    @property
-            title TEXT DEFAULT ''
+    def name(self):
-        )'''
+        return self.__name
-        self.cursor.execute(query)
+    @name.setter
-    def scan(self,url):
+    def name(self,value):
-        if url.endswith('.pdf'):
+        self.__name = value
-            return
+        
-        headers = {
+    @property
-            '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'
+    def email(self):
-            }
+        return self.__email
-        try:
+
-            response = requests.get(
+    @email.setter
-                url,
+    def email(self,value):
-                headers=headers,
+        if '@' in value:
-                timeout=5
+            self.__email = value
-            )
-        except:
-            self.update_url(url,'Scan error')
-            return
-        html = response.text
-        soup = BeautifulSoup(html,'html.parser')
-        result = soup.find_all("a", href=True)
-        title = soup.title.text
-        self.update_url(url,title)
-        for el in result:
-            if el['href'].endswith('.pdf'):
-                continue
-            if not el['href'].startswith('http'):
-                match = re.findall(r'https?://[A-Za-z0-9.-]+',url)
-                link = f"{match[0]}{el['href']}"
         else:
-                link = el['href']
+            raise ValueError('Не корректный адрес почты')
-            query = f'SELECT id FROM links WHERE link = ?'
+    @property
-            self.cursor.execute(query,(link,))
+    def age(self):
-            if self.cursor.fetchone():
+        return self.__age
-                continue
+    @age.setter
-            query = f'INSERT INTO links(link) VALUES(?)'
+    def age(self,value):
-            self.cursor.execute(query,(link,))
+        if 0 <= value <= 120:
-            self.conn.commit()
+            self.__age = value
-    def update_url(self,url,title):
+        else:
-        query = "SELECT id FROM links WHERE link = ?"
+            raise ValueError('Неправильно указан возраст')
-        self.cursor.execute(query,(url,))
-        link_id = self.cursor.fetchone()
-        if link_id:
-            query = "UPDATE links SET title=?, last_scan=? WHERE id=?"
-            self.cursor.execute(query,(title,datetime.now().timestamp(),link_id[0]))
-            self.conn.commit()
-    def get_url(self):
-        query = "SELECT link FROM links ORDER BY last_scan LIMIT 1"
-        self.cursor.execute(query)
-        return self.cursor.fetchone()
-    def close(self):
-        self.conn.close()
         
-if __name__ == '__main__':
+    def save(self):
-    spyder = Spyder()
+        conn = sqlite3.connect(db_name)
-    #spyder.init_db()
+        cursor = conn.cursor()
-    #spyder.scan('https://habr.com/ru/news/1046177/')
+        property_list = [f"{k}" for k, v in User.__dict__.items() if isinstance(v, property)]
-    for _ in range(5):
+        if '_User__id' in self.__dict__.keys():
-        url = spyder.get_url()
+            update_string = ','.join([f'`{p_name}`= ? ' for p_name in property_list])
-        print(url[0])
+            update_values = [getattr(self,p) for p in property_list] + [self.__id]
-        spyder.scan(url[0])
+            query = f"UPDATE {User.__name__} SET {update_string} WHERE id = ?"
-    spyder.close()
+            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__)
 
+user1 = User('Igor','igor@example.com',44)
+user1.save()
+user1.age = 55
+user1.save()