MBOXNC4PCHIZUABVEZPMKUNMROGO4TH3N2EGB3OJXHROYWQPXDCQC
pub fn init_with<B: Backend>(&self, record: ModelRecord<B>) -> Model<B> {
Model {
conv1: Conv2dConfig::new([1, 8], [3, 3]).init_with(record.conv1),
conv2: Conv2dConfig::new([8, 16], [3, 3]).init_with(record.conv2),
pool: AdaptiveAvgPool2dConfig::new([8, 8]).init(),
activation: ReLU::new(),
linear1: LinearConfig::new(16 * 8 * 8, self.hidden_size).init_with(record.linear1),
linear2: LinearConfig::new(self.hidden_size, self.num_classes)
.init_with(record.linear2),
dropout: DropoutConfig::new(self.dropout).init(),
}
}
};
use clap::Parser;
use crossterm::{
event::{self, KeyCode, KeyEventKind},
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
ExecutableCommand,
};
use image::GrayImage;
use ratatui::{
layout::{Constraint, Layout, Margin},
prelude::{CrosstermBackend, Stylize, Terminal},
widgets::{Block, Borders, Paragraph, Scrollbar, ScrollbarOrientation, ScrollbarState},
Frame,
use ratatui_image::{picker::Picker, protocol::StatefulProtocol, StatefulImage};
use std::io::stdout;
struct App {
should_close: bool,
item: usize,
results: Vec<(Box<dyn StatefulProtocol>, i32, u8)>,
body_layout: Layout,
scrollbar_state: ScrollbarState,
}
impl App {
fn new(results: Vec<(Box<dyn StatefulProtocol>, i32, u8)>) -> Self {
Self {
should_close: false,
item: 0,
body_layout: Layout::vertical([Constraint::Length(1), Constraint::Min(1)]),
scrollbar_state: ScrollbarState::new(results.len()),
results,
}
}
use crate::model::ModelConfig;
fn draw(&mut self, frame: &mut Frame) {
let area = frame.size();
let [text_area, im_area] = self.body_layout.areas(area.inner(&Margin::new(1, 1)));
let (ref mut im, predicted, label) = self.results[self.item];
frame.render_widget(
Paragraph::new(format!("Predicted: {predicted}, Expected: {label}")).white(),
text_area,
);
let image = StatefulImage::new(None);
frame.render_stateful_widget(image, im_area, im);
frame.render_widget(Block::new().borders(Borders::RIGHT), area);
let scrollbar = Scrollbar::new(ScrollbarOrientation::VerticalRight)
.begin_symbol(Some("↑"))
.end_symbol(Some("↓"));
frame.render_stateful_widget(
scrollbar,
area.inner(&Margin {
horizontal: 0,
vertical: 1,
}),
&mut self.scrollbar_state,
);
}
}
#[derive(thiserror::Error, Debug)]
#[error("{}", _0.lock().unwrap())]
struct ThreadsafeBoxedError(std::sync::Arc<std::sync::Mutex<Box<dyn std::error::Error>>>);
// We are thread-safe as we do *not* allow mutation (we must own the Box)
// and all reads are (assumedly) idempotent and pure, so...bullshit the compiler
unsafe impl Send for ThreadsafeBoxedError {}
unsafe impl Sync for ThreadsafeBoxedError {}
impl ThreadsafeBoxedError {
fn new(boxed: Box<dyn std::error::Error>) -> Self {
use std::sync::{Arc, Mutex};
#[allow(clippy::arc_with_non_send_sync)]
Self(Arc::new(Mutex::new(boxed)))
}
}
fn main() {
type Backend = Wgpu<AutoGraphicsApi, f32, i32>;
type AutodiffBackend = Autodiff<Backend>;
#[derive(clap::Parser, Debug)]
struct Cli {
#[command(subcommand)]
mode: RunMode,
}
#[derive(clap::Subcommand, Debug)]
enum RunMode {
Train,
Infer,
}
type Backend = Wgpu<AutoGraphicsApi, f32, i32>;
type AutodiffBackend = Autodiff<Backend>;
fn main() -> color_eyre::Result<()> {
color_eyre::install()?;
let cli = Cli::parse();
match cli.mode {
RunMode::Train => {
train();
Ok(())
}
RunMode::Infer => infer(),
}
}
fn infer() -> color_eyre::Result<()> {
// Adjust the panic hook to leave terminal specialness
let hook = std::panic::take_hook();
std::panic::set_hook(Box::new(move |panic_info| {
disable_raw_mode().unwrap();
stdout().execute(LeaveAlternateScreen).unwrap();
(hook)(panic_info);
}));
let device = WgpuDevice::default();
let mnist_data = MNISTDataset::test();
stdout().execute(EnterAlternateScreen)?;
enable_raw_mode()?;
let mut terminal = Terminal::new(CrosstermBackend::new(stdout()))?;
terminal.clear()?;
let mut picker = Picker::from_termios().map_err(ThreadsafeBoxedError::new)?;
picker.guess_protocol();
terminal.draw(|f| f.render_widget(Paragraph::new("Loading..."), f.size()))?;
let results = (0..mnist_data.len())
.map(|idx| {
let item = mnist_data.get(idx).unwrap();
let dyn_img = image::DynamicImage::ImageLuma8(
GrayImage::from_raw(
28,
28,
item.image
.iter()
.flatten()
.map(|f| (255.0 * *f) as u8)
.collect(),
)
.unwrap(),
);
let image = picker.new_resize_protocol(dyn_img);
let (predicted, label) =
inference::infer::<Backend>("/tmp/guide", device.clone(), item);
(image, predicted, label)
})
.collect();
let mut app = App::new(results);
while !app.should_close {
if event::poll(std::time::Duration::from_millis(16))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
}
}
terminal.draw(|f| app.draw(f))?;
}
stdout().execute(LeaveAlternateScreen)?;
disable_raw_mode()?;
Ok(())
}
use burn::{
config::Config,
data::{dataloader::batcher::Batcher, dataset::vision::MNISTItem},
record::{CompactRecorder, Recorder},
tensor::backend::Backend,
};
use crate::{data::MNISTBatcher, training::TrainingConfig};
pub fn infer<B: Backend>(
artifact_dir: &str,
device: B::Device,
item: MNISTItem,
) -> (B::IntElem, u8) {
let config = TrainingConfig::load(format!("{artifact_dir}/config.json"))
.expect("Config should exist for the model");
let record = CompactRecorder::new()
.load(format!("{artifact_dir}/model").into(), &device)
.expect("Trained model should exist");
let model = config.model.init_with::<B>(record);
let label = item.label;
let batcher = MNISTBatcher::new(device);
let batch = batcher.batch(vec![item]);
let output = model.forward(batch.images);
let predicted = output.argmax(1).flatten::<1>(0, 1).into_scalar();
(predicted, label)
}
clap = { version = "4.5.3", features = ["derive"] }
color-eyre = "0.6.3"
crossterm = "0.27.0"
image = "0.24"
ratatui = { version = "0.26.1", features = ["all-widgets"] }
ratatui-image = "0.8.1"
thiserror = "1.0.58"
]
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name = "anstream"
version = "0.6.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d96bd03f33fe50a863e394ee9718a706f988b9079b20c3784fb726e7678b62fb"
dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"utf8parse",
]
[[package]]
name = "anstyle"
version = "1.0.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8901269c6307e8d93993578286ac0edf7f195079ffff5ebdeea6a59ffb7e36bc"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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]
[[package]]
name = "anstyle-query"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e28923312444cdd728e4738b3f9c9cac739500909bb3d3c94b43551b16517648"
dependencies = [
"windows-sys 0.52.0",
name = "clap"
version = "4.5.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "949626d00e063efc93b6dca932419ceb5432f99769911c0b995f7e884c778813"
dependencies = [
"clap_builder",
"clap_derive",
]
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name = "clap_builder"
version = "4.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ae129e2e766ae0ec03484e609954119f123cc1fe650337e155d03b022f24f7b4"
dependencies = [
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"anstyle",
"clap_lex",
"strsim 0.11.0",
]
[[package]]
name = "clap_derive"
version = "4.5.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "90239a040c80f5e14809ca132ddc4176ab33d5e17e49691793296e3fcb34d72f"
dependencies = [
"heck 0.5.0",
"proc-macro2",
"quote",
"syn 2.0.53",
]
[[package]]
name = "clap_lex"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce"
[[package]]
]
[[package]]
name = "color-eyre"
version = "0.6.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "55146f5e46f237f7423d74111267d4597b59b0dad0ffaf7303bce9945d843ad5"
dependencies = [
"backtrace",
"color-spantrace",
"eyre",
"indenter",
"once_cell",
"owo-colors",
"tracing-error",
]
[[package]]
name = "color-spantrace"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cd6be1b2a7e382e2b98b43b2adcca6bb0e465af0bdd38123873ae61eb17a72c2"
dependencies = [
"once_cell",
"owo-colors",
"tracing-core",
"tracing-error",
"strum",
"strum 0.25.0",
"time",
"unicode-segmentation",
"unicode-width",
]
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name = "ratatui"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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"compact_str",
"crossterm",
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"lru",
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"dyn-clone",
"icy_sixel",
"image",
"rand",
"ratatui 0.26.1",
"rustix",
]
[[package]]
"strum_macros",
"strum_macros 0.25.3",
]
[[package]]
name = "strum"
version = "0.26.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5d8cec3501a5194c432b2b7976db6b7d10ec95c253208b45f83f7136aa985e29"
dependencies = [
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"heck",
"heck 0.4.1",
"proc-macro2",
"quote",
"rustversion",
"syn 2.0.53",
]
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