Minor Agent SDK doc and sample fixes (#577)

* Update extension bundle version to 4.34.0 in host.json and add setup instructions for preview version in getting-started.md

* Add DTS settings to local.settings.json.template

* Remove unnecessary semicolon in hello_world.py

* Uncomment a line in setup instructions

* Improve formatting

* Fix DTS sample connection string

* Document OPENAI_DEFAULT_MODEL requirement

Author: AnatoliB

docs/openai_agents/getting-started.md

@@ -35,7 +35,7 @@ python -m venv venv
 # On macOS/Linux:
 source venv/bin/activate
 # On Windows:
-# venv\Scripts\activate
+venv\Scripts\activate
 ```
 
 ### Install Dependencies
@@ -62,6 +62,18 @@ pip install -r requirements.txt
 
 **Durable Task Scheduler is the preferred backend** for this integration as it provides enhanced performance, better observability, and simplified local development. While not a hard requirement, it's strongly recommended for production workloads.
 
+IMPORTANT: Ensure your function app is using the *preview* extension bundle version 4.34.0 or higher by specifying it in `host.json`:
+
+```json
+{
+  "version": "2.0",
+  "extensionBundle": {
+    "id": "Microsoft.Azure.Functions.ExtensionBundle.Preview",
+    "version": "[4.34.0, 5.0.0)"
+  }
+}
+```
+
 There are two ways to configure the backend locally:
 
 #### Using the Emulator (Recommended)
@@ -126,8 +138,9 @@ Update `local.settings.json` with your service configuration:
     "FUNCTIONS_WORKER_RUNTIME": "python",
     "AZURE_OPENAI_ENDPOINT": "https://<resource-name>.openai.azure.com/",
     "AZURE_OPENAI_DEPLOYMENT": "<deployment-name>",
+    "OPENAI_DEFAULT_MODEL": "<deployment-name>",
     "AZURE_OPENAI_API_VERSION": "2024-10-01-preview",
-    "DURABLE_TASK_SCHEDULER_CONNECTION_STRING": "http://localhost:8080;Authentication=None;",
+    "DURABLE_TASK_SCHEDULER_CONNECTION_STRING": "Endpoint=http://localhost:8080;Authentication=None;",
     "TASKHUB": "default"
   }
 }

samples-v2/openai_agents/basic/hello_world.py

@@ -10,7 +10,7 @@ def main():
     )
 
     result = Runner.run_sync(agent, "Tell me about recursion in programming.")
-    return result.final_output;
+    return result.final_output
     # Function calls itself,
     # Looping in smaller pieces,
     # Endless by design.

samples-v2/openai_agents/host.json

@@ -19,6 +19,6 @@
   },
   "extensionBundle": {
     "id": "Microsoft.Azure.Functions.ExtensionBundle.Preview",
-    "version": "[4.29.0, 5.0.0)"
+    "version": "[4.34.0, 5.0.0)"
   }
 }

samples-v2/openai_agents/local.settings.json.template

@@ -5,6 +5,9 @@
     "FUNCTIONS_WORKER_RUNTIME": "python",
     "AZURE_OPENAI_ENDPOINT": "https://your-openai-service.openai.azure.com/",
     "AZURE_OPENAI_DEPLOYMENT": "your-gpt-deployment-name",
-    "AZURE_OPENAI_API_VERSION": "2025-03-01-preview"
+    "OPENAI_DEFAULT_MODEL": "deployment-name",
+    "AZURE_OPENAI_API_VERSION": "2025-03-01-preview",
+    "DURABLE_TASK_SCHEDULER_CONNECTION_STRING": "Endpoint=http://localhost:8080;Authentication=None;",
+    "TASKHUB": "default"
   }
 }