76 lines
2.2 KiB
Rust
76 lines
2.2 KiB
Rust
use mistralai_client::v1::{
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chat::{ChatMessage, ChatMessageRole, ChatParams},
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client::Client,
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constants::Model,
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tool::{Function, Tool, ToolChoice, ToolFunctionParameter, ToolFunctionParameterType},
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};
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use serde::Deserialize;
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use std::any::Any;
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#[derive(Debug, Deserialize)]
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struct GetCityTemperatureArguments {
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city: String,
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}
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struct GetCityTemperatureFunction;
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#[async_trait::async_trait]
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impl Function for GetCityTemperatureFunction {
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async fn execute(&self, arguments: String) -> Box<dyn Any + Send> {
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// Deserialize arguments, perform the logic, and return the result
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let GetCityTemperatureArguments { city } = serde_json::from_str(&arguments).unwrap();
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let temperature = match city.as_str() {
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"Paris" => "20°C",
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_ => "Unknown city",
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};
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Box::new(temperature.to_string())
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}
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}
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#[tokio::main]
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async fn main() {
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let tools = vec![Tool::new(
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"get_city_temperature".to_string(),
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"Get the current temperature in a city.".to_string(),
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vec![ToolFunctionParameter::new(
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"city".to_string(),
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"The name of the city.".to_string(),
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ToolFunctionParameterType::String,
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)],
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)];
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// This example suppose you have set the `MISTRAL_API_KEY` environment variable.
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let mut client = Client::new(None, None, None, None).unwrap();
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client.register_function(
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"get_city_temperature".to_string(),
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Box::new(GetCityTemperatureFunction),
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);
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let model = Model::MistralSmallLatest;
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let messages = vec![ChatMessage {
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role: ChatMessageRole::User,
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content: "What's the temperature in Paris?".to_string(),
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tool_calls: None,
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}];
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let options = ChatParams {
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temperature: Some(0.0),
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random_seed: Some(42),
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tool_choice: Some(ToolChoice::Auto),
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tools: Some(tools),
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..Default::default()
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};
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client
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.chat_async(model, messages, Some(options))
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.await
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.unwrap();
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let temperature = client
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.get_last_function_call_result()
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.unwrap()
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.downcast::<String>()
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.unwrap();
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println!("The temperature in Paris is: {}.", temperature);
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// => "The temperature in Paris is: 20°C."
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}
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