Add variants for `path-operation-advanced-configuration/tutorial007_pv1`

docs/en/docs/advanced/path-operation-advanced-configuration.md

@@ -161,7 +161,7 @@ For example, in this application we don't use FastAPI's integrated functionality
 
 //// tab | Pydantic v1
 
-{* ../../docs_src/path_operation_advanced_configuration/tutorial007_pv1.py hl[17:22, 24] *}
+{* ../../docs_src/path_operation_advanced_configuration/tutorial007_pv1_py39.py hl[15:20, 22] *}
 
 ////
 
@@ -185,7 +185,7 @@ And then in our code, we parse that YAML content directly, and then we are again
 
 //// tab | Pydantic v1
 
-{* ../../docs_src/path_operation_advanced_configuration/tutorial007_pv1.py hl[26:33] *}
+{* ../../docs_src/path_operation_advanced_configuration/tutorial007_pv1_py39.py hl[24:31] *}
 
 ////
 

docs_src/path_operation_advanced_configuration/tutorial007_pv1_py39.py

@@ -0,0 +1,32 @@
+import yaml
+from fastapi import FastAPI, HTTPException, Request
+from pydantic import BaseModel, ValidationError
+
+app = FastAPI()
+
+
+class Item(BaseModel):
+    name: str
+    tags: list[str]
+
+
+@app.post(
+    "/items/",
+    openapi_extra={
+        "requestBody": {
+            "content": {"application/x-yaml": {"schema": Item.schema()}},
+            "required": True,
+        },
+    },
+)
+async def create_item(request: Request):
+    raw_body = await request.body()
+    try:
+        data = yaml.safe_load(raw_body)
+    except yaml.YAMLError:
+        raise HTTPException(status_code=422, detail="Invalid YAML")
+    try:
+        item = Item.parse_obj(data)
+    except ValidationError as e:
+        raise HTTPException(status_code=422, detail=e.errors())
+    return item

tests/test_tutorial/test_path_operation_advanced_configurations/test_tutorial007_pv1.py

@@ -1,14 +1,24 @@
+import importlib
+
 import pytest
 from fastapi.testclient import TestClient
 
-from ...utils import needs_pydanticv1
+from ...utils import needs_py39, needs_pydanticv1
 
 
-@pytest.fixture(name="client")
-def get_client():
-    from docs_src.path_operation_advanced_configuration.tutorial007_pv1 import app
+@pytest.fixture(
+    name="client",
+    params=[
+        pytest.param("tutorial007_pv1"),
+        pytest.param("tutorial007_pv1_py39", marks=needs_py39),
+    ],
+)
+def get_client(request: pytest.FixtureRequest):
+    mod = importlib.import_module(
+        f"docs_src.path_operation_advanced_configuration.{request.param}"
+    )
 
-    client = TestClient(app)
+    client = TestClient(mod.app)
     return client