Delete app.py
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app.py
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import lib
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from transformers import AutoModelForCausalLM, AutoTokenizer
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import torch
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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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# Let's chat for 5 lines
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for step in range(5):
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# encode the new user input, add the eos_token and return a tensor in Pytorch
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new_user_input_ids = tokenizer.encode(input(">> User:") + tokenizer.eos_token, return_tensors='pt')
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# append the new user input tokens to the chat history
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bot_input_ids = torch.cat([chat_history_ids, new_user_input_ids], dim=-1) if step > 0 else new_user_input_ids
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# generated a response while limiting the total chat history to 1000 tokens,
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chat_history_ids = model.generate(bot_input_ids, max_length=1000, pad_token_id=tokenizer.eos_token_id)
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# pretty print last ouput tokens from bot
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print("DialoGPT: {}".format(tokenizer.decode(chat_history_ids[:, bot_input_ids.shape[-1]:][0], skip_special_tokens=True)))
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