Update app.py via AI Editor

app.py

@@ -64,7 +64,7 @@ def openai_stream_generate(prompt, file_id=None):
         if file_id:
             extra_kwargs["files"] = [file_id]
             logging.info(f"Passing file_id to OpenAI ChatCompletion: {file_id}")
-        stream = openai.chat.completions.create(
+        stream = openai.ChatCompletion.create(
             model=OPENAI_MODEL,
             messages=messages,
             max_tokens=64000,
@@ -73,8 +73,8 @@ def openai_stream_generate(prompt, file_id=None):
             **extra_kwargs
         )
         for chunk in stream:
-            if hasattr(chunk, 'choices') and chunk.choices and hasattr(chunk.choices[0].delta, 'content'):
-                piece = chunk.choices[0].delta.content
+            if 'choices' in chunk and chunk['choices'] and 'delta' in chunk['choices'][0] and 'content' in chunk['choices'][0]['delta']:
+                piece = chunk['choices'][0]['delta']['content']
                 if piece:
                     result_text.append(piece)
         logging.info("Received response from OpenAI streaming.")
@@ -241,7 +241,6 @@ def process_document(action, selected_filename=None, chat_input=None, selected_p
         def thread_proposal():
             try:
                 logging.info("Connecting to OpenAI gpt-4.1 for proposal streaming...")
-                # Attach both files if available and not None
                 pass_files = []
                 if rfp_fileid:
                     pass_files.append(rfp_fileid)