Update main.py

main.py

@@ -160,7 +160,9 @@ async def __remove_temp(request):
     return PlainTextResponse("", 200)
 
 async def __convert_text(input, type_out="plain", type_in="html"):
-    
+    if (not input):
+        app_logger.info("__convert_text: nothing to convert!")
+        return ""
     # Create a subprocess
     process = await asyncio.create_subprocess_exec(
         # command to execute
@@ -626,6 +628,9 @@ async def llm_generate_text(request):
                     timeout=None)
 
         try:  
+            if _r.status_code != 200:
+                raise HTTPException(status_code=429, detail=str(_r.json()))
+                
             repl = _r.json()['choices'][0]['message']['content']
             # input, type_out="plain", type_in="html"
             repl = await __convert_text(repl, "html-raw_html", "markdown")