fix: address review findings from PR #523

- Fix Python tests: add missing required argument to create_session() calls
- Fix Go: separate misplaced buildUnsupportedToolResult doc comment from mergeExcludedTools
- Fix Go sample: whitespace alignment from merge

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

go/client.go

@@ -1353,7 +1353,6 @@ func buildFailedToolResult(internalError string) ToolResult {
 	}
 }
 
-// buildUnsupportedToolResult creates a failure ToolResult for an unsupported tool.
 // mergeExcludedTools returns a deduplicated list combining excludedTools with
 // the names of any SDK-registered tools, so the CLI won't handle them.
 func mergeExcludedTools(excludedTools []string, tools []Tool) []string {
@@ -1377,6 +1376,7 @@ func mergeExcludedTools(excludedTools []string, tools []Tool) []string {
 	return merged
 }
 
+// buildUnsupportedToolResult creates a failure ToolResult for an unsupported tool.
 func buildUnsupportedToolResult(toolName string) ToolResult {
 	return ToolResult{
 		TextResultForLLM: fmt.Sprintf("Tool '%s' is not supported by this client instance.", toolName),

python/test_client.py

@@ -244,7 +244,7 @@ async def mock_request(method, params):
                 return await original_request(method, params)
 
             client._client.request = mock_request
-            await client.create_session()
+            await client.create_session({})
             assert "excludedTools" not in captured["session.create"]
         finally:
             await client.force_stop()
@@ -255,7 +255,7 @@ async def test_resume_session_adds_tools_to_excluded(self):
         await client.start()
 
         try:
-            session = await client.create_session()
+            session = await client.create_session({})
 
             captured = {}
             original_request = client._client.request

test/scenarios/tools/tool-overrides/go/main.go

@@ -25,7 +25,7 @@ func main() {
 	defer client.Stop()
 
 	session, err := client.CreateSession(ctx, &copilot.SessionConfig{
-		Model:              "claude-haiku-4.5",
+		Model:               "claude-haiku-4.5",
 		OnPermissionRequest: copilot.PermissionHandler.ApproveAll,
 		Tools: []copilot.Tool{
 			copilot.DefineTool("grep", "A custom grep implementation that overrides the built-in",