Migrate Todo CRUD to SQLAlchemy ORM

database.py

@@ -0,0 +1,21 @@
+import os
+from dotenv import load_dotenv
+from sqlalchemy import create_engine
+from sqlalchemy.engine import URL
+from sqlalchemy.orm import DeclarativeBase
+
+load_dotenv()
+
+class Base(DeclarativeBase):
+    pass
+
+database_url = URL.create(
+        drivername = "mysql+pymysql",
+        username = os.getenv("MYSQL_USER"),
+        password = os.getenv("MYSQL_PASSWORD"),
+        host = os.getenv("MYSQL_HOST"),
+        port = int(os.getenv("MYSQL_PORT")),
+        database = os.getenv("MYSQL_DATABASE"),
+    )
+
+engine = create_engine(database_url, pool_pre_ping=True)