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Add sleep to fix lag in chat stream #10339

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merged 3 commits into from
Feb 9, 2024
Merged

Add sleep to fix lag in chat stream #10339

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8f0e446
Add sleep to fix lag in chat stream
w4ffl35 Jan 29, 2024
f784580
Replaces pass with sleep
w4ffl35 Jan 29, 2024
fc20616
also fix async
logan-markewich Feb 9, 2024
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4 changes: 3 additions & 1 deletion llama_index/chat_engine/types.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import asyncio
import logging
import queue
import time
from abc import ABC, abstractmethod
from dataclasses import dataclass, field
from enum import Enum
Expand Down Expand Up @@ -141,6 +142,7 @@ async def awrite_response_to_history(
self._is_function = is_function(chat.message)
self.aput_in_queue(chat.delta)
final_text += chat.delta or ""
self._new_item_event.set()
if self._is_function is False:
self._is_function_false_event.set()
if self._is_function is not None: # if loop has gone through iteration
Expand All @@ -165,7 +167,7 @@ def response_gen(self) -> Generator[str, None, None]:
yield delta
except queue.Empty:
# Queue is empty, but we're not done yet
continue
time.sleep(0.01)
self.response = self._unformatted_response.strip()

async def async_response_gen(self) -> AsyncGenerator[str, None]:
Expand Down
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