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Create app.py
#1
by
Dejniel
- opened
app.py
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import torch
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import gradio as gr
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import time
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from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, pipeline
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from flores200_codes import flores_codes
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def load_models():
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# build model and tokenizer
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model_name_dict = {'nllb-distilled-1.3B': 'facebook/nllb-200-distilled-1.3B'}
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model_dict = {}
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for call_name, real_name in model_name_dict.items():
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print('\tLoading model: %s' % call_name)
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model = AutoModelForSeq2SeqLM.from_pretrained(real_name)
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tokenizer = AutoTokenizer.from_pretrained(real_name)
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model_dict[call_name+'_model'] = model
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model_dict[call_name+'_tokenizer'] = tokenizer
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return model_dict
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def translation(source, target, text):
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if len(model_dict) == 2:
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model_name = 'nllb-distilled-1.3B'
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start_time = time.time()
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source = flores_codes[source]
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target = flores_codes[target]
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model = model_dict[model_name + '_model']
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tokenizer = model_dict[model_name + '_tokenizer']
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translator = pipeline('translation', model=model, tokenizer=tokenizer, src_lang=source, tgt_lang=target)
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output = translator(text, max_length=400)
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end_time = time.time()
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output = output[0]['translation_text']
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result = {'inference_time': end_time - start_time,
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'source': source,
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'target': target,
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'result': output}
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return result
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if __name__ == '__main__':
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print('\tinit models')
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global model_dict
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model_dict = load_models()
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# define gradio demo
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lang_codes = list(flores_codes.keys())
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#inputs = [gr.inputs.Radio(['nllb-distilled-600M', 'nllb-1.3B', 'nllb-distilled-1.3B'], label='NLLB Model'),
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inputs = [gr.inputs.Dropdown(lang_codes, default='English', label='Source'),
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gr.inputs.Dropdown(lang_codes, default='Korean', label='Target'),
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gr.inputs.Textbox(lines=5, label="Input text"),
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]
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outputs = gr.outputs.JSON()
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title = "NLLB distilled 1.3B demo"
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demo_status = "Demo is running on CPU"
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description = f"Details: https://github.com/facebookresearch/fairseq/tree/nllb. {demo_status}"
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examples = [
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['English', 'Korean', 'Hi. nice to meet you']
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]
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gr.Interface(translation,
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inputs,
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outputs,
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title=title,
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description=description,
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examples=examples,
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examples_per_page=50,
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).launch()
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Who is lebron
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