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m2m100_418M-Quanto-4bit
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import os
# import uvicorn
# from fastapi import FastAPI, Request,HTTPException, Depends
import gradio as gr
from transformers import M2M100ForConditionalGeneration, M2M100Tokenizer,QuantoConfig

# app = FastAPI()

quantization_config = QuantoConfig(weights="int4")
model = M2M100ForConditionalGeneration.from_pretrained("facebook/m2m100_418M",quantization_config=quantization_config)
model.to_bettertransformer()
tokenizer = M2M100Tokenizer.from_pretrained("facebook/m2m100_418M")


lang_ids = {
    "Afrikaans": "af",
    "Amharic": "am",
    "Arabic": "ar",
    "Asturian": "ast",
    "Azerbaijani": "az",
    "Bashkir": "ba",
    "Belarusian": "be",
    "Bulgarian": "bg",
    "Bengali": "bn",
    "Breton": "br",
    "Bosnian": "bs",
    "Catalan": "ca",
    "Cebuano": "ceb",
    "Czech": "cs",
    "Welsh": "cy",
    "Danish": "da",
    "German": "de",
    "Greeek": "el",
    "English": "en",
    "Spanish": "es",
    "Estonian": "et",
    "Persian": "fa",
    "Fulah": "ff",
    "Finnish": "fi",
    "French": "fr",
    "Western Frisian": "fy",
    "Irish": "ga",
    "Gaelic": "gd",
    "Galician": "gl",
    "Gujarati": "gu",
    "Hausa": "ha",
    "Hebrew": "he",
    "Hindi": "hi",
    "Croatian": "hr",
    "Haitian": "ht",
    "Hungarian": "hu",
    "Armenian": "hy",
    "Indonesian": "id",
    "Igbo": "ig",
    "Iloko": "ilo",
    "Icelandic": "is",
    "Italian": "it",
    "Japanese": "ja",
    "Javanese": "jv",
    "Georgian": "ka",
    "Kazakh": "kk",
    "Central Khmer": "km",
    "Kannada": "kn",
    "Korean": "ko",
    "Luxembourgish": "lb",
    "Ganda": "lg",
    "Lingala": "ln",
    "Lao": "lo",
    "Lithuanian": "lt",
    "Latvian": "lv",
    "Malagasy": "mg",
    "Macedonian": "mk",
    "Malayalam": "ml",
    "Mongolian": "mn",
    "Marathi": "mr",
    "Malay": "ms",
    "Burmese": "my",
    "Nepali": "ne",
    "Dutch": "nl",
    "Norwegian": "no",
    "Northern Sotho": "ns",
    "Occitan": "oc",
    "Oriya": "or",
    "Panjabi": "pa",
    "Polish": "pl",
    "Pushto": "ps",
    "Portuguese": "pt",
    "Romanian": "ro",
    "Russian": "ru",
    "Sindhi": "sd",
    "Sinhala": "si",
    "Slovak": "sk",
    "Slovenian": "sl",
    "Somali": "so",
    "Albanian": "sq",
    "Serbian": "sr",
    "Swati": "ss",
    "Sundanese": "su",
    "Swedish": "sv",
    "Swahili": "sw",
    "Tamil": "ta",
    "Thai": "th",
    "Tagalog": "tl",
    "Tswana": "tn",
    "Turkish": "tr",
    "Ukrainian": "uk",
    "Urdu": "ur",
    "Uzbek": "uz",
    "Vietnamese": "vi",
    "Wolof": "wo",
    "Xhosa": "xh",
    "Yiddish": "yi",
    "Yoruba": "yo",
    "Chinese": "zh",
    "Zulu": "zu",
}

lang_list = list(lang_ids.keys())


def translate(lang, text):
    encoded = tokenizer(text, return_tensors="pt")
    generated_tokens = model.generate(**encoded, forced_bos_token_id=tokenizer.get_lang_id(lang_ids[lang]))
    return tokenizer.batch_decode(generated_tokens, skip_special_tokens=True)[0]
    

article = "<a href = https://huggingface.co/facebook/m2m100_418M>model page</a>"
iface = gr.Interface(fn=translate, inputs=[gr.Dropdown(lang_list,label="tgt_lang"),gr.Textbox(label="text")], outputs=gr.Textbox(label="translated_text"),article=article,api_name="translate")
iface.launch()



# if __name__ == "__main__":
#     uvicorn.run(app)