📝 Update docs highlighting after re-sort imports

coming back to flit, after pipenv

docs/tutorial/body-nested-models.md

@@ -4,7 +4,7 @@ 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`:
 
-```Python hl_lines="13"
+```Python hl_lines="12"
 {!./tutorial/src/body_nested_models/tutorial001.py!}
 ```
 
@@ -41,7 +41,7 @@ Use that same standard syntax for model attributes with subtypes.
 
 So, in our example, we can make `tags` be specifically a "list of strings":
 
-```Python hl_lines="15"
+```Python hl_lines="14"
 {!./tutorial/src/body_nested_models/tutorial002.py!}
 ```
 
@@ -53,7 +53,7 @@ And Python has a special data type for sets of unique items, the `set`.
 
 Then we can import `Set` and declare `tags` as a `set` of `str`:
 
-```Python hl_lines="1 15"
+```Python hl_lines="1 14"
 {!./tutorial/src/body_nested_models/tutorial003.py!}
 ```
 
@@ -77,7 +77,7 @@ All that, arbitrarily nested.
 
 For example, we can define an `Image` model:
 
-```Python hl_lines="10 11 12"
+```Python hl_lines="9 10 11"
 {!./tutorial/src/body_nested_models/tutorial004.py!}
 ```
 
@@ -85,7 +85,7 @@ For example, we can define an `Image` model:
 
 And then we can use it as the type of an attribute:
 
-```Python hl_lines="21"
+```Python hl_lines="20"
 {!./tutorial/src/body_nested_models/tutorial004.py!}
 ```
 
@@ -120,7 +120,7 @@ To see all the options you have, checkout the docs for <a href="https://pydantic
 
 For example, as in the `Image` model we have a `url` field, we can declare it to be instead of a `str`, a Pydantic's `UrlStr`:
 
-```Python hl_lines="4 12"
+```Python hl_lines="5 11"
 {!./tutorial/src/body_nested_models/tutorial005.py!}
 ```
 
@@ -130,7 +130,7 @@ 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:
 
-```Python hl_lines="22"
+```Python hl_lines="21"
 {!./tutorial/src/body_nested_models/tutorial006.py!}
 ```
 
@@ -167,7 +167,7 @@ This will expect (convert, validate, document, etc) a JSON body like:
 
 You can define arbitrarily deeply nested models:
 
-```Python hl_lines="11 16 22 25 29"
+```Python hl_lines="10 15 21 24 28"
 {!./tutorial/src/body_nested_models/tutorial007.py!}
 ```
 
@@ -184,7 +184,7 @@ images: List[Image]
 
 as in:
 
-```Python hl_lines="17"
+```Python hl_lines="16"
 {!./tutorial/src/body_nested_models/tutorial008.py!}
 ```