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fix quickstart callback handler #260

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fix quickstart callback handler #260

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11 changes: 6 additions & 5 deletions docs/user-guide/quickstart.md
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Original file line number Diff line number Diff line change
Expand Up @@ -501,19 +501,20 @@ import logging
from strands import Agent
from strands_tools import shell

logger = logging.getLogger("my_agent")
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger()

# Define a simple callback handler that logs instead of printing
tool_use_ids = []
def callback_handler(**kwargs):
if "data" in kwargs:
# Log the streamed data chunks
logger.info(kwargs["data"], end="")
# Log the streamed chunks
logger.info(f"{kwargs['delta']}")
elif "current_tool_use" in kwargs:
tool = kwargs["current_tool_use"]
if tool["toolUseId"] not in tool_use_ids:
# Log the tool use
logger.info(f"\n[Using tool: {tool.get('name')}]")
logger.info(f"[Using tool: {tool.get('name')}]")
tool_use_ids.append(tool["toolUseId"])

# Create an agent with the callback handler
Expand All @@ -526,7 +527,7 @@ agent = Agent(
result = agent("What operating system am I using?")

# Print only the last response
print(result.message)
print(f"\n{result}")
```

The callback handler is called in real-time as the agent thinks, uses tools, and responds.
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