import os

os.environ["ARGOS_DEVICE_TYPE"] = "cuda"

import argostranslate.package
import argostranslate.translate
import argostranslate.settings
import sys

from tqdm import tqdm

assert argostranslate.settings.device == "cuda"


def translate(texts, source, target):
    return [argostranslate.translate.translate(text, source, target) for text in tqdm(texts)]


if __name__ == "__main__":
    texts = [line.strip() for line in sys.stdin]

    source = os.environ["SRC"]
    target = os.environ["TRG"]

    argostranslate.package.update_package_index()
    available_packages = argostranslate.package.get_available_packages()
    package_to_install = next(
        filter(lambda x: x.from_code == source and x.to_code == target, available_packages)
    )
    argostranslate.package.install_from_path(package_to_install.download())

    translations = translate(texts, source, target)
    sys.stdout.write("\n".join(translations))
    sys.stdout.write("\n")