diff --git a/docs/en/docs/tutorial/body-nested-models.md b/docs/en/docs/tutorial/body-nested-models.md
index 38f3eb136..b473062de 100644
--- a/docs/en/docs/tutorial/body-nested-models.md
+++ b/docs/en/docs/tutorial/body-nested-models.md
@@ -6,21 +6,7 @@ With **FastAPI**, you can define, validate, document, and use arbitrarily deeply
 
 You can define an attribute to be a subtype. For example, a Python `list`:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="12"
-{!> ../../docs_src/body_nested_models/tutorial001_py310.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="14"
-{!> ../../docs_src/body_nested_models/tutorial001.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial001_py310.py hl[12] *}
 
 This will make `tags` be a list, although it doesn't declare the type of the elements of the list.
 
@@ -34,9 +20,7 @@ In Python 3.9 and above you can use the standard `list` to declare these type an
 
 But in Python versions before 3.9 (3.6 and above), you first need to import `List` from standard Python's `typing` module:
 
-```Python hl_lines="1"
-{!> ../../docs_src/body_nested_models/tutorial002.py!}
-```
+{* ../../docs_src/body_nested_models/tutorial002.py hl[1] *}
 
 ### Declare a `list` with a type parameter
 
@@ -65,29 +49,7 @@ Use that same standard syntax for model attributes with internal types.
 
 So, in our example, we can make `tags` be specifically a "list of strings":
 
-//// tab | Python 3.10+
-
-```Python hl_lines="12"
-{!> ../../docs_src/body_nested_models/tutorial002_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="14"
-{!> ../../docs_src/body_nested_models/tutorial002_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="14"
-{!> ../../docs_src/body_nested_models/tutorial002.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial002_py310.py hl[12] *}
 
 ## Set types
 
@@ -97,29 +59,7 @@ And Python has a special data type for sets of unique items, the `set`.
 
 Then we can declare `tags` as a set of strings:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="12"
-{!> ../../docs_src/body_nested_models/tutorial003_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="14"
-{!> ../../docs_src/body_nested_models/tutorial003_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="1  14"
-{!> ../../docs_src/body_nested_models/tutorial003.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial003_py310.py hl[12] *}
 
 With this, even if you receive a request with duplicate data, it will be converted to a set of unique items.
 
@@ -141,57 +81,13 @@ All that, arbitrarily nested.
 
 For example, we can define an `Image` model:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="7-9"
-{!> ../../docs_src/body_nested_models/tutorial004_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="9-11"
-{!> ../../docs_src/body_nested_models/tutorial004_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="9-11"
-{!> ../../docs_src/body_nested_models/tutorial004.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial004_py310.py hl[7:9] *}
 
 ### Use the submodel as a type
 
 And then we can use it as the type of an attribute:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="18"
-{!> ../../docs_src/body_nested_models/tutorial004_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="20"
-{!> ../../docs_src/body_nested_models/tutorial004_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="20"
-{!> ../../docs_src/body_nested_models/tutorial004.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial004_py310.py hl[18] *}
 
 This would mean that **FastAPI** would expect a body similar to:
 
@@ -224,29 +120,7 @@ To see all the options you have, checkout <a href="https://docs.pydantic.dev/lat
 
 For example, as in the `Image` model we have a `url` field, we can declare it to be an instance of Pydantic's `HttpUrl` instead of a `str`:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="2  8"
-{!> ../../docs_src/body_nested_models/tutorial005_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="4  10"
-{!> ../../docs_src/body_nested_models/tutorial005_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="4  10"
-{!> ../../docs_src/body_nested_models/tutorial005.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial005_py310.py hl[2,8] *}
 
 The string will be checked to be a valid URL, and documented in JSON Schema / OpenAPI as such.
 
@@ -254,29 +128,7 @@ The string will be checked to be a valid URL, and documented in JSON Schema / Op
 
 You can also use Pydantic models as subtypes of `list`, `set`, etc.:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="18"
-{!> ../../docs_src/body_nested_models/tutorial006_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="20"
-{!> ../../docs_src/body_nested_models/tutorial006_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="20"
-{!> ../../docs_src/body_nested_models/tutorial006.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial006_py310.py hl[18] *}
 
 This will expect (convert, validate, document, etc.) a JSON body like:
 
@@ -314,29 +166,7 @@ Notice how the `images` key now has a list of image objects.
 
 You can define arbitrarily deeply nested models:
 
-//// tab | Python 3.10+
-
-```Python hl_lines="7  12  18  21  25"
-{!> ../../docs_src/body_nested_models/tutorial007_py310.py!}
-```
-
-////
-
-//// tab | Python 3.9+
-
-```Python hl_lines="9  14  20  23  27"
-{!> ../../docs_src/body_nested_models/tutorial007_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="9  14  20  23  27"
-{!> ../../docs_src/body_nested_models/tutorial007.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial007_py310.py hl[7,12,18,21,25] *}
 
 /// info
 
@@ -360,21 +190,7 @@ images: list[Image]
 
 as in:
 
-//// tab | Python 3.9+
-
-```Python hl_lines="13"
-{!> ../../docs_src/body_nested_models/tutorial008_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="15"
-{!> ../../docs_src/body_nested_models/tutorial008.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial008_py39.py hl[13] *}
 
 ## Editor support everywhere
 
@@ -404,21 +220,7 @@ That's what we are going to see here.
 
 In this case, you would accept any `dict` as long as it has `int` keys with `float` values:
 
-//// tab | Python 3.9+
-
-```Python hl_lines="7"
-{!> ../../docs_src/body_nested_models/tutorial009_py39.py!}
-```
-
-////
-
-//// tab | Python 3.8+
-
-```Python hl_lines="9"
-{!> ../../docs_src/body_nested_models/tutorial009.py!}
-```
-
-////
+{* ../../docs_src/body_nested_models/tutorial009_py39.py hl[7] *}
 
 /// tip