refactor buffer generate response

discollama.py

@@ -43,6 +43,19 @@ async def generate_response(prompt, context=[]):
                 yield json.loads(line)
 
 
+async def buffered_generate_response(prompt, context=[]):
+    buffer = ''
+    async for chunk in generate_response(prompt, context):
+        if chunk['done']:
+            yield buffer, chunk
+            break
+
+        buffer += chunk['response']
+        if len(buffer) >= args.buffer_size:
+            yield buffer, chunk
+            buffer = ''
+
+
 def save_session(response, chunk):
     context = msgpack.packb(chunk['context'])
     redis.hset(f'ollama:{response.id}', 'context', context)
@@ -77,30 +90,22 @@ async def on_message(message):
 
         # TODO: discord has a 2000 character limit, so we need to split the response
         response = None
-        buffer = ''
         response_content = ''
         async with message.channel.typing():
             await message.add_reaction('🤔')
-            async for chunk in generate_response(raw_content, **load_session(message.reference)):
-                if chunk['done']:
+
+            async for buffer, chunk in buffered_generate_response(raw_content, **load_session(message.reference)):
                 response_content += buffer
+                if chunk['done']:
                     save_session(response, chunk)
                     break
 
-                buffer += chunk['response']
-
-                if len(buffer) >= args.buffer_size:
-                    # buffer the edit so as to not call Discord API too often
-                    response_content += buffer
-
                 if response:
                     await response.edit(content=response_content + '...')
                 else:
                     response = await message.reply(response_content)
                     await message.remove_reaction('🤔', client.user)
 
-                    buffer = ''
-
         await response.edit(content=response_content)