add database and test that it work

db/crud.py

@@ -1,18 +1,14 @@
-from pydantic import Secret
-import sqlalchemy.orm import Session
+from sqlalchemy.orm import Session
 from . import models
 
-def create_url(db:Session, short_code:str , long_url:str):
-    db_url = models.URL(
-        short_code=short_code,
-        long_url=long_url
-    )
+
+def create_url(db: Session, short_code: str, long_url: str):
+    db_url = models.URL(short_code=short_code, long_url=long_url)
     db.add(db_url)
     db.commit()
     db.refresh(db_url)
     return db_url
 
-def get_url(db:Session , short_code:str):
-    return db.query(models.URL).filter(
-        models.URL.short_code == short_code
-    ).first()
+
+def get_url(db: Session, short_code: str):
+    return db.query(models.URL).filter(models.URL.short_code == short_code).first()

main.py

@@ -9,7 +9,8 @@ import random
 from db.database import SessionLocal, engine
 from db import models, crud, schemas
 
-models.Base.metadata.create_call(bind=engine)
+models.Base.metadata.create_all(bind=engine)
+
 app = FastAPI()
 
 
@@ -41,4 +42,4 @@ def redirect_url(short_code: str, db: Session = Depends(get_db)):
 
     if not db_url:
         raise HTTPException(status_code=404, detail="URL not found")
-    return {"long_url": db_url.long_url}
+    return RedirectResponse(url=db_url.long_url)

requirements.txt

@@ -1,3 +1,4 @@
 fastapi
 uvicorn
 sqlalchemy
+redis

server.log

@@ -0,0 +1,4 @@
+INFO:     Started server process [60747]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+INFO:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)