diff --git a/docs/en/docs/tutorial/schema-extra-example.md b/docs/en/docs/tutorial/schema-extra-example.md
index 70c3d184..8a497ccd 100644
--- a/docs/en/docs/tutorial/schema-extra-example.md
+++ b/docs/en/docs/tutorial/schema-extra-example.md
@@ -33,7 +33,7 @@ The same way you can pass extra info to `Field`, you can do the same with `Path`
 
 For example, you can pass an `example` for a body request to `Body`:
 
-```Python hl_lines="20 21 22 23 24 25"
+```Python hl_lines="19 20 21 22 23 24"
 {!../../../docs_src/schema_extra_example/tutorial003.py!}
 ```
 
diff --git a/docs_src/body_fields/tutorial001.py b/docs_src/body_fields/tutorial001.py
index 7b2c9454..dcd5b976 100644
--- a/docs_src/body_fields/tutorial001.py
+++ b/docs_src/body_fields/tutorial001.py
@@ -12,6 +12,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item = Body(..., embed=True)):
+async def update_item(item_id: int, item: Item = Body(..., embed=True)):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_multiple_params/tutorial002.py b/docs_src/body_multiple_params/tutorial002.py
index 5c9e8344..54f6d913 100644
--- a/docs_src/body_multiple_params/tutorial002.py
+++ b/docs_src/body_multiple_params/tutorial002.py
@@ -17,6 +17,6 @@ class User(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item, user: User):
+async def update_item(item_id: int, item: Item, user: User):
     results = {"item_id": item_id, "item": item, "user": user}
     return results
diff --git a/docs_src/body_multiple_params/tutorial003.py b/docs_src/body_multiple_params/tutorial003.py
index 301f1a86..691fe848 100644
--- a/docs_src/body_multiple_params/tutorial003.py
+++ b/docs_src/body_multiple_params/tutorial003.py
@@ -18,7 +18,7 @@ class User(BaseModel):
 
 @app.put("/items/{item_id}")
 async def update_item(
-    *, item_id: int, item: Item, user: User, importance: int = Body(...)
+    item_id: int, item: Item, user: User, importance: int = Body(...)
 ):
     results = {"item_id": item_id, "item": item, "user": user, "importance": importance}
     return results
diff --git a/docs_src/body_multiple_params/tutorial005.py b/docs_src/body_multiple_params/tutorial005.py
index 61f1b291..606d3bbb 100644
--- a/docs_src/body_multiple_params/tutorial005.py
+++ b/docs_src/body_multiple_params/tutorial005.py
@@ -12,6 +12,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item = Body(..., embed=True)):
+async def update_item(item_id: int, item: Item = Body(..., embed=True)):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial001.py b/docs_src/body_nested_models/tutorial001.py
index 9e0fa449..56db2a09 100644
--- a/docs_src/body_nested_models/tutorial001.py
+++ b/docs_src/body_nested_models/tutorial001.py
@@ -13,6 +13,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial002.py b/docs_src/body_nested_models/tutorial002.py
index 8f769279..db33e483 100644
--- a/docs_src/body_nested_models/tutorial002.py
+++ b/docs_src/body_nested_models/tutorial002.py
@@ -15,6 +15,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial003.py b/docs_src/body_nested_models/tutorial003.py
index bb539b12..f65195b6 100644
--- a/docs_src/body_nested_models/tutorial003.py
+++ b/docs_src/body_nested_models/tutorial003.py
@@ -15,6 +15,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial004.py b/docs_src/body_nested_models/tutorial004.py
index 257928ef..6c2ca25e 100644
--- a/docs_src/body_nested_models/tutorial004.py
+++ b/docs_src/body_nested_models/tutorial004.py
@@ -21,6 +21,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial005.py b/docs_src/body_nested_models/tutorial005.py
index afea7717..d6d9d647 100644
--- a/docs_src/body_nested_models/tutorial005.py
+++ b/docs_src/body_nested_models/tutorial005.py
@@ -21,6 +21,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial006.py b/docs_src/body_nested_models/tutorial006.py
index 3d0db6e5..d6466851 100644
--- a/docs_src/body_nested_models/tutorial006.py
+++ b/docs_src/body_nested_models/tutorial006.py
@@ -21,6 +21,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/body_nested_models/tutorial007.py b/docs_src/body_nested_models/tutorial007.py
index f13c07ad..f4b699db 100644
--- a/docs_src/body_nested_models/tutorial007.py
+++ b/docs_src/body_nested_models/tutorial007.py
@@ -28,5 +28,5 @@ class Offer(BaseModel):
 
 
 @app.post("/offers/")
-async def create_offer(*, offer: Offer):
+async def create_offer(offer: Offer):
     return offer
diff --git a/docs_src/body_nested_models/tutorial008.py b/docs_src/body_nested_models/tutorial008.py
index b6f5c066..3431cc63 100644
--- a/docs_src/body_nested_models/tutorial008.py
+++ b/docs_src/body_nested_models/tutorial008.py
@@ -12,5 +12,5 @@ class Image(BaseModel):
 
 
 @app.post("/images/multiple/")
-async def create_multiple_images(*, images: List[Image]):
+async def create_multiple_images(images: List[Image]):
     return images
diff --git a/docs_src/cookie_params/tutorial001.py b/docs_src/cookie_params/tutorial001.py
index 5a6fd30f..bee934b0 100644
--- a/docs_src/cookie_params/tutorial001.py
+++ b/docs_src/cookie_params/tutorial001.py
@@ -4,5 +4,5 @@ app = FastAPI()
 
 
 @app.get("/items/")
-async def read_items(*, ads_id: str = Cookie(None)):
+async def read_items(ads_id: str = Cookie(None)):
     return {"ads_id": ads_id}
diff --git a/docs_src/extra_models/tutorial001.py b/docs_src/extra_models/tutorial001.py
index 08d3659b..7ff4bba7 100644
--- a/docs_src/extra_models/tutorial001.py
+++ b/docs_src/extra_models/tutorial001.py
@@ -36,6 +36,6 @@ def fake_save_user(user_in: UserIn):
 
 
 @app.post("/user/", response_model=UserOut)
-async def create_user(*, user_in: UserIn):
+async def create_user(user_in: UserIn):
     user_saved = fake_save_user(user_in)
     return user_saved
diff --git a/docs_src/extra_models/tutorial002.py b/docs_src/extra_models/tutorial002.py
index ab680eca..03069911 100644
--- a/docs_src/extra_models/tutorial002.py
+++ b/docs_src/extra_models/tutorial002.py
@@ -34,6 +34,6 @@ def fake_save_user(user_in: UserIn):
 
 
 @app.post("/user/", response_model=UserOut)
-async def create_user(*, user_in: UserIn):
+async def create_user(user_in: UserIn):
     user_saved = fake_save_user(user_in)
     return user_saved
diff --git a/docs_src/header_params/tutorial001.py b/docs_src/header_params/tutorial001.py
index 69f3dc71..e871de68 100644
--- a/docs_src/header_params/tutorial001.py
+++ b/docs_src/header_params/tutorial001.py
@@ -4,5 +4,5 @@ app = FastAPI()
 
 
 @app.get("/items/")
-async def read_items(*, user_agent: str = Header(None)):
+async def read_items(user_agent: str = Header(None)):
     return {"User-Agent": user_agent}
diff --git a/docs_src/header_params/tutorial002.py b/docs_src/header_params/tutorial002.py
index 4edc4b6f..ba6cef1d 100644
--- a/docs_src/header_params/tutorial002.py
+++ b/docs_src/header_params/tutorial002.py
@@ -4,5 +4,5 @@ app = FastAPI()
 
 
 @app.get("/items/")
-async def read_items(*, strange_header: str = Header(None, convert_underscores=False)):
+async def read_items(strange_header: str = Header(None, convert_underscores=False)):
     return {"strange_header": strange_header}
diff --git a/docs_src/path_operation_advanced_configuration/tutorial004.py b/docs_src/path_operation_advanced_configuration/tutorial004.py
index 36bf02b1..24be0cb9 100644
--- a/docs_src/path_operation_advanced_configuration/tutorial004.py
+++ b/docs_src/path_operation_advanced_configuration/tutorial004.py
@@ -15,7 +15,7 @@ class Item(BaseModel):
 
 
 @app.post("/items/", response_model=Item, summary="Create an item")
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     """
     Create an item with all the information:
 
diff --git a/docs_src/path_operation_configuration/tutorial001.py b/docs_src/path_operation_configuration/tutorial001.py
index a60b47fe..77437cd0 100644
--- a/docs_src/path_operation_configuration/tutorial001.py
+++ b/docs_src/path_operation_configuration/tutorial001.py
@@ -15,5 +15,5 @@ class Item(BaseModel):
 
 
 @app.post("/items/", response_model=Item, status_code=status.HTTP_201_CREATED)
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     return item
diff --git a/docs_src/path_operation_configuration/tutorial002.py b/docs_src/path_operation_configuration/tutorial002.py
index b5d0f12c..ed29ea01 100644
--- a/docs_src/path_operation_configuration/tutorial002.py
+++ b/docs_src/path_operation_configuration/tutorial002.py
@@ -15,7 +15,7 @@ class Item(BaseModel):
 
 
 @app.post("/items/", response_model=Item, tags=["items"])
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     return item
 
 
diff --git a/docs_src/path_operation_configuration/tutorial003.py b/docs_src/path_operation_configuration/tutorial003.py
index 106607fd..4c4b048c 100644
--- a/docs_src/path_operation_configuration/tutorial003.py
+++ b/docs_src/path_operation_configuration/tutorial003.py
@@ -20,5 +20,5 @@ class Item(BaseModel):
     summary="Create an item",
     description="Create an item with all the information, name, description, price, tax and a set of unique tags",
 )
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     return item
diff --git a/docs_src/path_operation_configuration/tutorial004.py b/docs_src/path_operation_configuration/tutorial004.py
index f47d422e..f9822aae 100644
--- a/docs_src/path_operation_configuration/tutorial004.py
+++ b/docs_src/path_operation_configuration/tutorial004.py
@@ -15,7 +15,7 @@ class Item(BaseModel):
 
 
 @app.post("/items/", response_model=Item, summary="Create an item")
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     """
     Create an item with all the information:
 
diff --git a/docs_src/path_operation_configuration/tutorial005.py b/docs_src/path_operation_configuration/tutorial005.py
index 72d02ece..7ae2acaf 100644
--- a/docs_src/path_operation_configuration/tutorial005.py
+++ b/docs_src/path_operation_configuration/tutorial005.py
@@ -20,7 +20,7 @@ class Item(BaseModel):
     summary="Create an item",
     response_description="The created item",
 )
-async def create_item(*, item: Item):
+async def create_item(item: Item):
     """
     Create an item with all the information:
 
diff --git a/docs_src/request_forms/tutorial001.py b/docs_src/request_forms/tutorial001.py
index 0290b644..c07e2294 100644
--- a/docs_src/request_forms/tutorial001.py
+++ b/docs_src/request_forms/tutorial001.py
@@ -4,5 +4,5 @@ app = FastAPI()
 
 
 @app.post("/login/")
-async def login(*, username: str = Form(...), password: str = Form(...)):
+async def login(username: str = Form(...), password: str = Form(...)):
     return {"username": username}
diff --git a/docs_src/response_model/tutorial002.py b/docs_src/response_model/tutorial002.py
index b36b2a34..67084b45 100644
--- a/docs_src/response_model/tutorial002.py
+++ b/docs_src/response_model/tutorial002.py
@@ -13,5 +13,5 @@ class UserIn(BaseModel):
 
 # Don't do this in production!
 @app.post("/user/", response_model=UserIn)
-async def create_user(*, user: UserIn):
+async def create_user(user: UserIn):
     return user
diff --git a/docs_src/response_model/tutorial003.py b/docs_src/response_model/tutorial003.py
index a7337290..8450723c 100644
--- a/docs_src/response_model/tutorial003.py
+++ b/docs_src/response_model/tutorial003.py
@@ -18,5 +18,5 @@ class UserOut(BaseModel):
 
 
 @app.post("/user/", response_model=UserOut)
-async def create_user(*, user: UserIn):
+async def create_user(user: UserIn):
     return user
diff --git a/docs_src/schema_extra_example/tutorial001.py b/docs_src/schema_extra_example/tutorial001.py
index cd4d45f5..59a58375 100644
--- a/docs_src/schema_extra_example/tutorial001.py
+++ b/docs_src/schema_extra_example/tutorial001.py
@@ -22,6 +22,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/schema_extra_example/tutorial002.py b/docs_src/schema_extra_example/tutorial002.py
index edf9897d..0a567bd7 100644
--- a/docs_src/schema_extra_example/tutorial002.py
+++ b/docs_src/schema_extra_example/tutorial002.py
@@ -12,6 +12,6 @@ class Item(BaseModel):
 
 
 @app.put("/items/{item_id}")
-async def update_item(*, item_id: int, item: Item):
+async def update_item(item_id: int, item: Item):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/schema_extra_example/tutorial003.py b/docs_src/schema_extra_example/tutorial003.py
index 1165fd7a..87fbefbb 100644
--- a/docs_src/schema_extra_example/tutorial003.py
+++ b/docs_src/schema_extra_example/tutorial003.py
@@ -13,7 +13,6 @@ class Item(BaseModel):
 
 @app.put("/items/{item_id}")
 async def update_item(
-    *,
     item_id: int,
     item: Item = Body(
         ...,
@@ -23,7 +22,7 @@ async def update_item(
             "price": 35.4,
             "tax": 3.2,
         },
-    )
+    ),
 ):
     results = {"item_id": item_id, "item": item}
     return results
diff --git a/docs_src/security/tutorial004.py b/docs_src/security/tutorial004.py
index 3c8b6693..56f0eb0e 100644
--- a/docs_src/security/tutorial004.py
+++ b/docs_src/security/tutorial004.py
@@ -75,7 +75,7 @@ def authenticate_user(fake_db, username: str, password: str):
     return user
 
 
-def create_access_token(*, data: dict, expires_delta: timedelta = None):
+def create_access_token(data: dict, expires_delta: timedelta = None):
     to_encode = data.copy()
     if expires_delta:
         expire = datetime.utcnow() + expires_delta
diff --git a/docs_src/security/tutorial005.py b/docs_src/security/tutorial005.py
index f4365945..489404d6 100644
--- a/docs_src/security/tutorial005.py
+++ b/docs_src/security/tutorial005.py
@@ -91,7 +91,7 @@ def authenticate_user(fake_db, username: str, password: str):
     return user
 
 
-def create_access_token(*, data: dict, expires_delta: timedelta = None):
+def create_access_token(data: dict, expires_delta: timedelta = None):
     to_encode = data.copy()
     if expires_delta:
         expire = datetime.utcnow() + expires_delta