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import streamlit as st
from transformers import pipeline
# Mapping target languages to specific Hugging Face models
MODEL_MAPPING = {
"French": "Helsinki-NLP/opus-mt-en-fr",
"Spanish": "Helsinki-NLP/opus-mt-en-es",
"German": "Helsinki-NLP/opus-mt-en-de",
"Italian": "Helsinki-NLP/opus-mt-en-it",
"Chinese": "Helsinki-NLP/opus-mt-en-zh",
"Arabic": "Helsinki-NLP/opus-mt-en-ar",
"Hindi": "Helsinki-NLP/opus-mt-en-hi",
"Urdu": "Helsinki-NLP/opus-mt-en-ur",
}
# Function to set background gradient and fix text visibility
def set_background():
st.markdown(
"""
<style>
/* Set full-page gradient background */
.stApp {
background: linear-gradient(135deg, #ff0080, #ff8c00);
color: white;
}
/* Style headers */
h1, h2, h3, h4 {
color: white;
}
/* Style sidebar */
.css-1d391kg {
background-color: rgba(255, 255, 255, 0.2) !important;
}
/* Style text area with better visibility */
.stTextArea textarea {
background-color: rgba(255, 255, 255, 0.9) !important;
color: black !important;
font-weight: bold;
}
/* Style selectbox */
.stSelectbox div {
background-color: rgba(255, 255, 255, 0.9) !important;
color: black !important;
}
/* Style text input fields */
input {
background-color: rgba(255, 255, 255, 0.9) !important;
color: black !important;
font-weight: bold;
}
</style>
""",
unsafe_allow_html=True
)
# Apply background
set_background()
# App title and description
st.title("🌍 Multilingual Translation App")
st.markdown("### Translate English text into multiple languages using AI.")
st.write(
"""
This app allows you to translate English text into multiple languages using AI-powered translation models.
Select your target language and enter your text to get an accurate translation.
**How to Use:**
1. Select a target language from the sidebar.
2. Enter the text you want to translate.
3. Click the "Translate" button to generate the translation.
"""
)
# Sidebar for language selection
selected_language = st.sidebar.selectbox("🌐 Select Target Language", list(MODEL_MAPPING.keys()))
# User input
user_input = st.text_area("✏️ Enter text in English:")
# Translation logic
if st.button("Translate ✨"):
if user_input.strip():
model_name = MODEL_MAPPING[selected_language]
translator = pipeline("translation", model=model_name)
translated_text = translator(user_input)[0]['translation_text']
st.success(f"✅ **Translated Text ({selected_language}):**")
st.write(f"🌟 {translated_text}")
else:
st.warning("⚠️ Please enter some text to translate.")
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