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t5.rs
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t5.rs
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use rust_bert::pipelines::common::ModelType;
use rust_bert::pipelines::summarization::{SummarizationConfig, SummarizationModel};
use rust_bert::pipelines::translation::{TranslationConfig, TranslationModel};
use rust_bert::resources::{RemoteResource, Resource};
use rust_bert::t5::{T5ConfigResources, T5ModelResources, T5VocabResources};
use tch::Device;
#[test]
fn test_translation_t5() -> anyhow::Result<()> {
// Set-up translation model
let translation_config = TranslationConfig::new_from_resources(
Resource::Remote(RemoteResource::from_pretrained(T5ModelResources::T5_SMALL)),
Resource::Remote(RemoteResource::from_pretrained(T5ConfigResources::T5_SMALL)),
Resource::Remote(RemoteResource::from_pretrained(T5VocabResources::T5_SMALL)),
Resource::Remote(RemoteResource::from_pretrained(T5VocabResources::T5_SMALL)),
Some("translate English to French:".to_string()),
Device::cuda_if_available(),
ModelType::T5,
);
let model = TranslationModel::new(translation_config)?;
let input_context = "The quick brown fox jumps over the lazy dog.";
let output = model.translate(&[input_context]);
assert_eq!(
output[0],
" Le renard brun rapide saute au-dessus du chien paresseux."
);
Ok(())
}
#[test]
fn test_summarization_t5() -> anyhow::Result<()> {
// Set-up translation model
let summarization_config = SummarizationConfig {
model_type: ModelType::T5,
model_resource: Resource::Remote(RemoteResource::from_pretrained(
T5ModelResources::T5_SMALL,
)),
config_resource: Resource::Remote(RemoteResource::from_pretrained(
T5ConfigResources::T5_SMALL,
)),
vocab_resource: Resource::Remote(RemoteResource::from_pretrained(
T5VocabResources::T5_SMALL,
)),
merges_resource: Resource::Remote(RemoteResource::from_pretrained(
T5VocabResources::T5_SMALL,
)),
min_length: 30,
max_length: 200,
early_stopping: true,
num_beams: 4,
length_penalty: 2.0,
..Default::default()
};
let model = SummarizationModel::new(summarization_config)?;
let input = ["In findings published Tuesday in Cornell University's arXiv by a team of scientists \
from the University of Montreal and a separate report published Wednesday in Nature Astronomy by a team \
from University College London (UCL), the presence of water vapour was confirmed in the atmosphere of K2-18b, \
a planet circling a star in the constellation Leo. This is the first such discovery in a planet in its star's \
habitable zone — not too hot and not too cold for liquid water to exist. The Montreal team, led by Björn Benneke, \
used data from the NASA's Hubble telescope to assess changes in the light coming from K2-18b's star as the planet \
passed between it and Earth. They found that certain wavelengths of light, which are usually absorbed by water, \
weakened when the planet was in the way, indicating not only does K2-18b have an atmosphere, but the atmosphere \
contains water in vapour form. The team from UCL then analyzed the Montreal team's data using their own software \
and confirmed their conclusion. This was not the first time scientists have found signs of water on an exoplanet, \
but previous discoveries were made on planets with high temperatures or other pronounced differences from Earth. \
\"This is the first potentially habitable planet where the temperature is right and where we now know there is water,\" \
said UCL astronomer Angelos Tsiaras. \"It's the best candidate for habitability right now.\" \"It's a good sign\", \
said Ryan Cloutier of the Harvard–Smithsonian Center for Astrophysics, who was not one of either study's authors. \
\"Overall,\" he continued, \"the presence of water in its atmosphere certainly improves the prospect of K2-18b being \
a potentially habitable planet, but further observations will be required to say for sure. \" \
K2-18b was first identified in 2015 by the Kepler space telescope. It is about 110 light-years from Earth and larger \
but less dense. Its star, a red dwarf, is cooler than the Sun, but the planet's orbit is much closer, such that a year \
on K2-18b lasts 33 Earth days. According to The Guardian, astronomers were optimistic that NASA's James Webb space \
telescope — scheduled for launch in 2021 — and the European Space Agency's 2028 ARIEL program, could reveal more \
about exoplanets like K2-18b."];
let output = model.summarize(&input);
assert_eq! (
output[0],
" the presence of water vapour was confirmed in the atmosphere of K2-18b. this is the first \
such discovery in a planet in its star's habitable zone. previous discoveries were made on \
planets with high temperatures or other pronounced differences."
);
Ok(())
}