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Python: Correct chat completion agent history truncation samples #12474

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Jun 13, 2025
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Python: Correct chat completion agent history truncation samples #12474

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10 changes: 5 additions & 5 deletions ...agents/chat_completion_agent/chat_completion_agent_truncate_history_reducer_agent_chat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,11 +39,11 @@ async def main():
reducer_msg_count = 10
reducer_threshold = 10

# Create a summarization reducer and clear its history
history_truncatation_reducer = ChatHistoryTruncationReducer(
# Create a truncation reducer and clear its history
history_truncation_reducer = ChatHistoryTruncationReducer(
target_count=reducer_msg_count, threshold_count=reducer_threshold
)
history_truncatation_reducer.clear()
history_truncation_reducer.clear()

# Create our agent
agent = ChatCompletionAgent(
Expand All @@ -53,7 +53,7 @@ async def main():
)

# Create a group chat using the reducer
chat = AgentGroupChat(chat_history=history_truncatation_reducer)
chat = AgentGroupChat(chat_history=history_truncation_reducer)

# Simulate user messages
message_count = 50 # Number of messages to simulate
Expand All @@ -65,7 +65,7 @@ async def main():
# Attempt to reduce history
is_reduced = await chat.reduce_history()
if is_reduced:
print(f"@ History reduced to {len(history_truncatation_reducer.messages)} messages.")
print(f"@ History reduced to {len(history_truncation_reducer.messages)} messages.")

# Invoke the agent and display responses
async for message in chat.invoke(agent):
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5 changes: 3 additions & 2 deletions ...ents/chat_completion_agent/chat_completion_agent_truncate_history_reducer_single_agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,9 +28,10 @@ async def main():
reducer_msg_count = 10
reducer_threshold = 10

# Create a summarization reducer
# Create a truncation reducer
history_truncation_reducer = ChatHistoryTruncationReducer(
service=AzureChatCompletion(), target_count=reducer_msg_count, threshold_count=reducer_threshold
target_count=reducer_msg_count,
threshold_count=reducer_threshold,
)

thread: ChatHistoryAgentThread = ChatHistoryAgentThread(chat_history=history_truncation_reducer)
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