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78 lines
2.2 KiB
Python
78 lines
2.2 KiB
Python
import random
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from typing import Iterator
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from ollama import chat
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from ollama._types import ChatResponse
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def get_weather(city: str) -> str:
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"""
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Get the current temperature for a city
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Args:
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city (str): The name of the city
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Returns:
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str: The current temperature
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"""
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temperatures = list(range(-10, 35))
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temp = random.choice(temperatures)
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return f'The temperature in {city} is {temp}°C'
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def get_weather_conditions(city: str) -> str:
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"""
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Get the weather conditions for a city
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Args:
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city (str): The name of the city
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Returns:
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str: The current weather conditions
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"""
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conditions = ['sunny', 'cloudy', 'rainy', 'snowy', 'foggy']
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return random.choice(conditions)
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available_tools = {'get_weather': get_weather, 'get_weather_conditions': get_weather_conditions}
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messages = [{'role': 'user', 'content': 'What is the weather like in London? What are the conditions in Toronto?'}]
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model = 'gpt-oss:20b'
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# gpt-oss can call tools while "thinking"
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# a loop is needed to call the tools and get the results
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final = True
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while True:
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response_stream: Iterator[ChatResponse] = chat(model=model, messages=messages, tools=[get_weather, get_weather_conditions], stream=True)
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for chunk in response_stream:
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if chunk.message.content:
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if not (chunk.message.thinking or chunk.message.thinking == '') and final:
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print('\nFinal result: ')
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final = False
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print(chunk.message.content, end='', flush=True)
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if chunk.message.thinking:
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print(chunk.message.thinking, end='', flush=True)
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print()
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if chunk.message.tool_calls:
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for tool_call in chunk.message.tool_calls:
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function_to_call = available_tools.get(tool_call.function.name)
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if function_to_call:
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print('\nCalling tool: ', tool_call.function.name, 'with arguments: ', tool_call.function.arguments)
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result = function_to_call(**tool_call.function.arguments)
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print('Tool result: ', result + '\n')
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messages.append(chunk.message)
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messages.append({'role': 'tool', 'content': result, 'tool_name': tool_call.function.name})
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else:
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print(f'Tool {tool_call.function.name} not found')
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else:
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# no more tool calls, we can stop the loop
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break
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