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d97878e 676574a d97878e 676574a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | import streamlit as st
from transformers import MarianMTModel, MarianTokenizer
st.set_page_config(page_title="Language Translator", layout="wide")
# Function to load model and tokenizer based on selected languages
def load_model_and_tokenizer(src_lang, tgt_lang):
model_name = f"Helsinki-NLP/opus-mt-{src_lang}-{tgt_lang}"
model = MarianMTModel.from_pretrained(model_name)
tokenizer = MarianTokenizer.from_pretrained(model_name)
return model, tokenizer
# Function to translate text
def translate_text(text, model, tokenizer):
inputs = tokenizer(text, return_tensors="pt", padding=True)
translated = model.generate(**inputs)
return tokenizer.decode(translated[0], skip_special_tokens=True)
# Streamlit app layout
st.title("Language Translator App")
st.write("Translate text between multiple languages using open-source models.")
languages = {
"English": "en",
"French": "fr",
"Spanish": "es",
"German": "de",
"Italian": "it",
"Russian": "ru",
"Chinese": "zh"
}
source_language = st.selectbox("Select Input Language:", options=list(languages.keys()))
target_language = st.selectbox("Select Output Language:", options=list(languages.keys()))
if source_language == target_language:
st.warning("Input and output languages must be different.")
else:
src_lang_code = languages[source_language]
tgt_lang_code = languages[target_language]
with st.spinner("Loading translation model..."):
model, tokenizer = load_model_and_tokenizer(src_lang_code, tgt_lang_code)
col1, col2 = st.columns(2)
with col1:
text_to_translate = st.text_area("Enter text to translate:", height=300)
with col2:
if st.button("Translate"):
if text_to_translate.strip():
with st.spinner("Translating..."):
translated_text = translate_text(text_to_translate, model, tokenizer)
st.success("Translation Completed!")
st.text_area("Translated Text:", value=translated_text, height=300)
else:
st.error("Please enter text to translate.")
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