การส่งผลลัพธ์กลับไปยังโมเดล

messages.append({
    'role': 'tool',
    'tool_call_id': tool_call.id,    # MUST match the assistant's tool_call.id
    'content': json.dumps(result)
})

# Bad — will error
messages.append({'role': 'tool', 'tool_call_id': id, 'content': {'temp': 18}})

# Good
messages.append({'role': 'tool', 'tool_call_id': id, 'content': '{"temp": 18}'})

messages.append({
    'role': 'user',
    'content': [{
        'type': 'tool_result',
        'tool_use_id': 'toolu_abc',
        'content': json.dumps(result)
    }]
})

try:
    result = run_tool(...)
    content = json.dumps({'ok': True, 'data': result})
except Exception as e:
    content = json.dumps({'ok': False, 'error': str(e)})

messages.append({'role': 'tool', 'tool_call_id': id, 'content': content})

for tc in message.tool_calls:
    result = dispatch(tc)
    messages.append({
        'role': 'tool',
        'tool_call_id': tc.id,
        'content': json.dumps(result)
    })

def truncate(text, max_chars=4000):
    if len(text) <= max_chars:
        return text
    return text[:max_chars] + f'\n...[truncated, {len(text)-max_chars} more chars]'

sample = "x" * 4500
result = truncate(sample, max_chars=50)
print(result)

from typing import TypedDict, Literal, Optional, Any

class ToolResult(TypedDict):
    status: Literal['ok', 'not_found', 'error']
    data: Optional[Any]
    error: Optional[str]

def make_result(status, data=None, error=None) -> ToolResult:
    return {'status': status, 'data': data, 'error': error}

print(make_result('ok', data={'temp': 72}))
print(make_result('not_found', error='city not found'))

content = json.dumps({
    'data': rows,
    'note': 'Returned 50 rows (most recent first). There may be more matches.'
})

result = {
    'image_path': '/tmp/chart-abc.png',
    'thumbnail_url': 'https://...',
    'caption': 'Sales by quarter, 2024'
}
for k, v in result.items():
    print(f"{k}: {v}")

class Msg:
    def __init__(self, tool_calls=None, content=None):
        self.tool_calls = tool_calls or []
        self.content = content

class ToolCall:
    def __init__(self, name, args):
        self.name = name
        self.args = args

def call_model(messages, tools):
    if len(messages) < 4:
        return Msg(tool_calls=[ToolCall('get_weather', {'city': 'Paris'})])
    return Msg(content='It is sunny in Paris.')

messages = [{'role': 'user', 'content': 'Weather in Paris?'}]
tools = ['get_weather']
message = call_model(messages, tools)

while message.tool_calls:
    for tc in message.tool_calls:
        result = f'Result of {tc.name}({tc.args})'
        messages.append({'role': 'tool', 'name': tc.name, 'content': result})
        print('Tool call:', tc.name, '->', result)
    message = call_model(messages, tools)

print('Final answer:', message.content)