Add render prompt method when no API selected (#118136)

homeassistant/components/google_generative_ai_conversation/conversation.py

@@ -221,7 +221,7 @@ class GoogleGenerativeAIConversationEntity(
                 api_prompt = await llm_api.async_get_api_prompt(empty_tool_input)
 
             else:
-                api_prompt = llm.PROMPT_NO_API_CONFIGURED
+                api_prompt = llm.async_render_no_api_prompt(self.hass)
 
             prompt = "\n".join(
                 (

homeassistant/components/openai_conversation/conversation.py

@@ -138,7 +138,7 @@ class OpenAIConversationEntity(
                     api_prompt = await llm_api.async_get_api_prompt(empty_tool_input)
 
                 else:
-                    api_prompt = llm.PROMPT_NO_API_CONFIGURED
+                    api_prompt = llm.async_render_no_api_prompt(self.hass)
 
                 prompt = "\n".join(
                     (

homeassistant/helpers/llm.py

@@ -23,10 +23,14 @@ from .singleton import singleton
 
 LLM_API_ASSIST = "assist"
 
-PROMPT_NO_API_CONFIGURED = (
-    "Only if the user wants to control a device, tell them to edit the AI configuration "
-    "and allow access to Home Assistant."
-)
+
+@callback
+def async_render_no_api_prompt(hass: HomeAssistant) -> str:
+    """Return the prompt to be used when no API is configured."""
+    return (
+        "Only if the user wants to control a device, tell them to edit the AI configuration "
+        "and allow access to Home Assistant."
+    )
 
 
 @singleton("llm")