v20-1

export_to_excel.py

@@ -0,0 +1,32 @@
+import pandas as pd
+
+from models import Articl, Car, Category, Product
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+
+engine = create_engine('sqlite:///cars_database.db')
+Session = sessionmaker(bind=engine)
+session = Session()
+
+models = {
+    'cars.csv': Car,
+    'categories.csv': Category,
+    'products.csv': Product,
+    'articles.csv': Articl
+}
+
+for filename, model in models.items():
+    records = session.query(model).all()
+    if not records:
+        continue
+
+    rows = []
+    for r in records:
+        row = {k: v for k, v in r.__dict__.items() if not k.startswith('_')}
+        rows.append(row)
+
+    df = pd.DataFrame(rows)
+    df.to_csv(filename, index=False)
+    print(f"✅ {filename} сохранён")
+
+session.close()