Create database.py

app/database.py

@@ -0,0 +1,17 @@
+#!/usr/bin/env python3
+
+from sqlalchemy import create_engine, Column, String, Integer
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+from .config import settings
+
+Base = declarative_base()
+engine = create_engine(settings.database_url, connect_args={"check_same_thread": False})
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()