app.py

import streamlit as st
from translate import Translator, LANGUAGES

# Streamlit app
st.title("Text Translator")

# Input text
user_text = st.text_area("Enter the text you want to translate:")

# Target language selection with a unique key
st.subheader("Select the target language for translation:")
target_language = st.selectbox("Select a target language:", [lang for lang in LANGUAGES.values()])

# Get the language code for the selected target language
selected_target_language_code = next(code for code, lang in LANGUAGES.items() if lang == target_language)

# Initialize the translator
translator = Translator(to_lang=selected_target_language_code)

# Translate the text when the user clicks the "Translate" button
if st.button("Translate"):
    try:
        # Translate the input text to the selected target language
        translated_text = translator.translate(user_text)
        
        # Get the full name of the translated language
        translated_language = next(lang for code, lang in LANGUAGES.items() if code == selected_target_language_code)
        
        st.success(f"Translated text ({translated_language}): {translated_text}")
    except Exception as e:
        st.error(f"Translation failed: {str(e)}")