📝 Update includes for `docs/en/docs/tutorial/header-params.md` (#12640)

docs/en/docs/tutorial/header-params.md

@@ -6,57 +6,7 @@ You can define Header parameters the same way you define `Query`, `Path` and `Co
 
 First import `Header`:
 
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-```Python hl_lines="3"
-{!> ../../docs_src/header_params/tutorial001_an_py310.py!}
-```
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-```Python hl_lines="3"
-{!> ../../docs_src/header_params/tutorial001_an_py39.py!}
-```
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-```Python hl_lines="3"
-{!> ../../docs_src/header_params/tutorial001_an.py!}
-```
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-/// tip
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-```Python hl_lines="1"
-{!> ../../docs_src/header_params/tutorial001_py310.py!}
-```
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-/// tip
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-```Python hl_lines="3"
-{!> ../../docs_src/header_params/tutorial001.py!}
-```
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+{* ../../docs_src/header_params/tutorial001_an_py310.py hl[3] *}
 
 ## Declare `Header` parameters
 
@@ -64,57 +14,7 @@ Then declare the header parameters using the same structure as with `Path`, `Que
 
 You can define the default value as well as all the extra validation or annotation parameters:
 
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial001_an_py310.py!}
-```
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial001_an_py39.py!}
-```
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-```Python hl_lines="10"
-{!> ../../docs_src/header_params/tutorial001_an.py!}
-```
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-/// tip
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-Prefer to use the `Annotated` version if possible.
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-```Python hl_lines="7"
-{!> ../../docs_src/header_params/tutorial001_py310.py!}
-```
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-/// tip
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial001.py!}
-```
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+{* ../../docs_src/header_params/tutorial001_an_py310.py hl[9] *}
 
 /// note | "Technical Details"
 
@@ -146,57 +46,7 @@ So, you can use `user_agent` as you normally would in Python code, instead of ne
 
 If for some reason you need to disable automatic conversion of underscores to hyphens, set the parameter `convert_underscores` of `Header` to `False`:
 
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-```Python hl_lines="10"
-{!> ../../docs_src/header_params/tutorial002_an_py310.py!}
-```
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-```Python hl_lines="11"
-{!> ../../docs_src/header_params/tutorial002_an_py39.py!}
-```
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-```Python hl_lines="12"
-{!> ../../docs_src/header_params/tutorial002_an.py!}
-```
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-/// tip
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-```Python hl_lines="8"
-{!> ../../docs_src/header_params/tutorial002_py310.py!}
-```
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-```Python hl_lines="10"
-{!> ../../docs_src/header_params/tutorial002.py!}
-```
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+{* ../../docs_src/header_params/tutorial002_an_py310.py hl[10] *}
 
 /// warning
 
@@ -214,71 +64,7 @@ You will receive all the values from the duplicate header as a Python `list`.
 
 For example, to declare a header of `X-Token` that can appear more than once, you can write:
 
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial003_an_py310.py!}
-```
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-{!> ../../docs_src/header_params/tutorial003_an_py39.py!}
-```
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-```Python hl_lines="10"
-{!> ../../docs_src/header_params/tutorial003_an.py!}
-```
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-/// tip
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-```Python hl_lines="7"
-{!> ../../docs_src/header_params/tutorial003_py310.py!}
-```
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-/// tip
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-Prefer to use the `Annotated` version if possible.
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial003_py39.py!}
-```
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-/// tip
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-```Python hl_lines="9"
-{!> ../../docs_src/header_params/tutorial003.py!}
-```
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+{* ../../docs_src/header_params/tutorial003_an_py310.py hl[9] *}
 
 If you communicate with that *path operation* sending two HTTP headers like: