✨ Add source examples for Python 3.10 and 3.9 with updated syntax (#842)

Co-authored-by: Esteban Maya Cadavid <emayacadavid9@gmail.com>

docs/tutorial/fastapi/update.md

@@ -22,6 +22,32 @@ Because each field is **actually different** (we just change it to `Optional`, b
 
 So, let's create this new `HeroUpdate` model:
 
+//// tab | Python 3.10+
+
+```Python hl_lines="21-24"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py[ln:5-26]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python hl_lines="21-24"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py[ln:7-28]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="21-24"
 # Code above omitted 👆
 
@@ -30,12 +56,34 @@ So, let's create this new `HeroUpdate` model:
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/fastapi/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 This is almost the same as `HeroBase`, but all the fields are optional, so we can't simply inherit from `HeroBase`.
@@ -46,6 +94,32 @@ Now let's use this model in the *path operation* to update a hero.
 
 We will use a `PATCH` HTTP operation. This is used to **partially update data**, which is what we are doing.
 
+//// tab | Python 3.10+
+
+```Python hl_lines="3-4"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py[ln:74-89]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python hl_lines="3-4"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py[ln:76-91]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="3-4"
 # Code above omitted 👆
 
@@ -54,12 +128,34 @@ We will use a `PATCH` HTTP operation. This is used to **partially update data**,
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/fastapi/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 We also read the `hero_id` from the *path parameter* and the request body, a `HeroUpdate`.
@@ -70,6 +166,32 @@ We take a `hero_id` with the **ID** of the hero **we want to update**.
 
 So, we need to read the hero from the database, with the **same logic** we used to **read a single hero**, checking if it exists, possibly raising an error for the client if it doesn't exist, etc.
 
+//// tab | Python 3.10+
+
+```Python hl_lines="6-8"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py[ln:74-89]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python hl_lines="6-8"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py[ln:76-91]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="6-8"
 # Code above omitted 👆
 
@@ -78,12 +200,34 @@ So, we need to read the hero from the database, with the **same logic** we used
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/fastapi/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 ### Get the New Data
@@ -136,6 +280,32 @@ Then the dictionary we would get in Python using `hero.model_dump(exclude_unset=
 
 Then we use that to get the data that was actually sent by the client:
 
+//// tab | Python 3.10+
+
+```Python hl_lines="9"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py[ln:74-89]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python hl_lines="9"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py[ln:76-91]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="9"
 # Code above omitted 👆
 
@@ -144,12 +314,34 @@ Then we use that to get the data that was actually sent by the client:
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/fastapi/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 /// tip
@@ -160,6 +352,32 @@ Before SQLModel 0.0.14, the method was called `hero.dict(exclude_unset=True)`, b
 
 Now that we have a **dictionary with the data sent by the client**, we can use the method `db_hero.sqlmodel_update()` to update the object `db_hero`.
 
+//// tab | Python 3.10+
+
+```Python hl_lines="10"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py[ln:74-89]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python hl_lines="10"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py[ln:76-91]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="10"
 # Code above omitted 👆
 
@@ -168,12 +386,34 @@ Now that we have a **dictionary with the data sent by the client**, we can use t
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.9+
+
+```Python
+{!./docs_src/tutorial/fastapi/update/tutorial001_py39.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/fastapi/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 /// tip