📝 Add first tutorial src files

docs/tutorial/src/tutorial29.py

@@ -0,0 +1,31 @@
+from fastapi import FastAPI, Query, Path, Body
+from pydantic import BaseModel
+
+app = FastAPI()
+
+
+class Item(BaseModel):
+    name: str
+    description: str = None
+    price: float
+    tax: float = None
+
+
+class User(BaseModel):
+    username: str
+    full_name: str = None
+
+
+@app.put("/items/{item_id}")
+async def update_item(
+    *,
+    item_id: int,
+    item: Item,
+    user: User,
+    access_token: str = Body(...),
+    q: str = None,
+):
+    results = {"item_id": item_id, "item": item, "user": user, "access_token": access_token}
+    if q:
+        results.update({"q": q})
+    return results