✨ 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/connect/remove-data-connections.md

@@ -37,10 +37,22 @@ We will continue with the code from the previous chapter.
 
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/connect/update/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/connect/update/tutorial001.py!}
 ```
 
+////
+
 ///
 
 ## Break a Connection
@@ -51,6 +63,24 @@ Let's say **Spider-Boy** is tired of the lack of friendly neighbors and wants to
 
 We can simply set the `team_id` to `None`, and now it doesn't have a connection with the team:
 
+//// tab | Python 3.10+
+
+```Python hl_lines="8"
+# Code above omitted 👆
+
+{!./docs_src/tutorial/connect/delete/tutorial001_py310.py[ln:29-30]!}
+
+        # Previous code here omitted 👈
+
+{!./docs_src/tutorial/connect/delete/tutorial001_py310.py[ln:66-70]!}
+
+# Code below omitted 👇
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python hl_lines="8"
 # Code above omitted 👆
 
@@ -63,12 +93,26 @@ We can simply set the `team_id` to `None`, and now it doesn't have a connection
 # Code below omitted 👇
 ```
 
+////
+
 /// details | 👀 Full file preview
 
+//// tab | Python 3.10+
+
+```Python
+{!./docs_src/tutorial/connect/delete/tutorial001_py310.py!}
+```
+
+////
+
+//// tab | Python 3.7+
+
 ```Python
 {!./docs_src/tutorial/connect/delete/tutorial001.py!}
 ```
 
+////
+
 ///
 
 Again, we just **assign** a value to that field attribute `team_id`, now the value is `None`, which means `NULL` in the database. Then we `add()` the hero to the session, and then `commit()`.