Sync fastapi docs from 50fa3f7c on 2026-01-11

docs_src/body_updates/tutorial001.py

@@ -1,34 +0,0 @@
-from typing import List, Union
-
-from fastapi import FastAPI
-from fastapi.encoders import jsonable_encoder
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class Item(BaseModel):
-    name: Union[str, None] = None
-    description: Union[str, None] = None
-    price: Union[float, None] = None
-    tax: float = 10.5
-    tags: List[str] = []
-
-
-items = {
-    "foo": {"name": "Foo", "price": 50.2},
-    "bar": {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},
-    "baz": {"name": "Baz", "description": None, "price": 50.2, "tax": 10.5, "tags": []},
-}
-
-
-@app.get("/items/{item_id}", response_model=Item)
-async def read_item(item_id: str):
-    return items[item_id]
-
-
-@app.put("/items/{item_id}", response_model=Item)
-async def update_item(item_id: str, item: Item):
-    update_item_encoded = jsonable_encoder(item)
-    items[item_id] = update_item_encoded
-    return update_item_encoded

docs_src/body_updates/tutorial002.py

@@ -1,37 +0,0 @@
-from typing import List, Union
-
-from fastapi import FastAPI
-from fastapi.encoders import jsonable_encoder
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class Item(BaseModel):
-    name: Union[str, None] = None
-    description: Union[str, None] = None
-    price: Union[float, None] = None
-    tax: float = 10.5
-    tags: List[str] = []
-
-
-items = {
-    "foo": {"name": "Foo", "price": 50.2},
-    "bar": {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},
-    "baz": {"name": "Baz", "description": None, "price": 50.2, "tax": 10.5, "tags": []},
-}
-
-
-@app.get("/items/{item_id}", response_model=Item)
-async def read_item(item_id: str):
-    return items[item_id]
-
-
-@app.patch("/items/{item_id}", response_model=Item)
-async def update_item(item_id: str, item: Item):
-    stored_item_data = items[item_id]
-    stored_item_model = Item(**stored_item_data)
-    update_data = item.dict(exclude_unset=True)
-    updated_item = stored_item_model.copy(update=update_data)
-    items[item_id] = jsonable_encoder(updated_item)
-    return updated_item

docs_src/body_updates/tutorial002_py310.py

@@ -29,7 +29,7 @@ async def read_item(item_id: str):
 async def update_item(item_id: str, item: Item):
     stored_item_data = items[item_id]
     stored_item_model = Item(**stored_item_data)
-    update_data = item.dict(exclude_unset=True)
-    updated_item = stored_item_model.copy(update=update_data)
+    update_data = item.model_dump(exclude_unset=True)
+    updated_item = stored_item_model.model_copy(update=update_data)
     items[item_id] = jsonable_encoder(updated_item)
     return updated_item

docs_src/body_updates/tutorial002_py39.py

@@ -31,7 +31,7 @@ async def read_item(item_id: str):
 async def update_item(item_id: str, item: Item):
     stored_item_data = items[item_id]
     stored_item_model = Item(**stored_item_data)
-    update_data = item.dict(exclude_unset=True)
-    updated_item = stored_item_model.copy(update=update_data)
+    update_data = item.model_dump(exclude_unset=True)
+    updated_item = stored_item_model.model_copy(update=update_data)
     items[item_id] = jsonable_encoder(updated_item)
     return updated_item