Rust Algo Example 2

lib.rs

use algorithmia::prelude::*;
use serde::{Serialize, Deserialize};
use std::error::Error;

#[derive(Deserialize)]
pub struct Input { name: String }

#[derive(Serialize)]
struct Output { msg: String }

// Entry point for each API call
pub fn apply(input: Input, context: &File) -> Result<Output, Box<Error>> {
   Ok(Output {
       msg: format!("Hello {}", input.name),
   })
}

pub fn download_model() -> Result<File, Box<Error>> {
    // imagine downloading file and returning the File handle
}

pipe.rs

use std::error::Error;

fn main() -> Result<(), Box<Error>> {
    let model = algorithm::download_model()?;
    let algo = algorithmia::algorithm_handler(|input| algorithm::apply(input, model));
    algo.run()
}