FahadAlam commited on
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46cf766
1 Parent(s): c361d0c

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  1. app.py +25 -0
app.py ADDED
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+ import gradio as gr
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+ from transformers import AutoModelForCausalLM, AutoTokenizer
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+ import torch
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+
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+ tokenizer = AutoTokenizer.from_pretrained("microsoft/DialoGPT-medium")
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+ model = AutoModelForCausalLM.from_pretrained("microsoft/DialoGPT-medium")
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+
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+ def predict(input, history=[]):
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+ # tokenize the new input sentence
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+ new_user_input_ids = tokenizer.encode(input + tokenizer.eos_token, return_tensors='pt')
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+
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+ # append the new user input tokens to the chat history
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+ bot_input_ids = torch.cat([torch.LongTensor(history), new_user_input_ids], dim=-1)
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+
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+ # generate a response
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+ history = model.generate(bot_input_ids, max_length=1000, pad_token_id=tokenizer.eos_token_id).tolist()
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+
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+ # convert the tokens to text, and then split the responses into lines
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+ response = tokenizer.decode(history[0]).split("<|endoftext|>")
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+ response = [(response[i], response[i+1]) for i in range(0, len(response)-1, 2)] # convert to tuples of list
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+ return response, history
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+
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+ gr.Interface(fn=predict,
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+ inputs=["text", "state"],
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+ outputs=["chatbot", "state"]).launch()