func ThinkingCodeExplanation()

in go/thinking_generation.go [118:156]
32 lines of code
5 McCabe index (conditional complexity)

func ThinkingCodeExplanation() (*genai.GenerateContentResponse, error) {
	// [START thinking_code_explanation]
	ctx := context.Background()
	client, err := newGenAIClient(ctx)
	if err != nil {
		log.Printf("Failed to create client: %v", err)
		return nil, err
	}

	prompt := `
        Explain this Python code snippet step-by-step, including what it does
        and why recursion is used here:

        def factorial(n):
            '''Calculates the factorial of a non-negative integer.'''
            if not isinstance(n, int) or n < 0:
                raise ValueError("Input must be a non-negative integer")
            if n == 0:
                return 1
            else:
                return n * factorial(n-1)

        result = factorial(5)
        print(f"The factorial of 5 is: {result}")
        `
	contents := []*genai.Content{
		genai.NewContentFromText(prompt, genai.RoleUser),
	}

	resp, err := client.Models.GenerateContent(ctx, modelID, contents, nil)
	if err != nil {
		log.Printf("GenerateContent failed: %v", err)
		return nil, err
	}

	fmt.Println(resp.Text())
	// [END thinking_code_explanation]
	return resp, nil
}