app.py

import streamlit as st
from lyrics_translator import LyricsTranslator


config = {"GENIUS_ACCESS_TOKEN": st.secrets["GENIUS_ACCESS_TOKEN"]}


info = """
The "Lyrics Translator" downloads lyrics from Genius and uses 🤗 Hugging Face to translate the lyrics into a language of your choice!
"""

title = "🎵 Lyrics Translator"

language_mapper = {
    "German": "de",
    "Swedish": "sv",
    "Italian": "it",
    "French": "fr",
}

st.title(title)
st.info(info, icon="ℹ️")


with st.sidebar:
    st.subheader("Automated lyrics translation!")

    song = st.text_input("Choose a track:", "One More Time")
    artist = st.text_input("Choose an artist:", "Daft Punk")
    language_original = st.radio("Choose a language:", tuple(language_mapper.keys()))

    is_button_results = st.button("Translate!")


language = language_mapper.get(language_original, None)


@st.cache_resource
def load_translator(language):
    translator = LyricsTranslator(language=language, config=config)
    return translator


if is_button_results:
    with st.spinner("Download the model this can take a while..."):
        translator = load_translator(language)

    col1, col2 = st.columns(2)

    with col1.container():
        with st.spinner("Fetching the song lyrics, this can take a while..."):
            try:
                lyrics = translator.get_song_lyrics(song, artist)
                is_success = True
            except ValueError:
                col1.error("No lyrics found for this song!")

            if is_success:
                col1.success(f"Found lyrics for '{song}' by '{artist}'!")
                col1.text(lyrics)

    with col2.container():
        with st.spinner("Song is being translated, this can take a while..."):
            try:
                text = translator.get_song_translation(song, artist)
                is_success = True
            except ValueError:
                col2.error("No lyrics found for this song!")

            if is_success:
                col2.success(
                    f"Translated lyrics for '{song}' by '{artist}' to '{language_original}'!"
                )
                col2.text(text)