AI-ChatBot / app.py
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Update app.py
25b008f
import os
import gradio as gr
title = "Have Fun With MJ_Bot"
description = """
<p>
<center>
The bot is for TBD.
<img src="https://huggingface.co/spaces/MJ/AI-ChatBot/resolve/main/imgs/ideogram%20(20).jpeg" alt="rick" width="250"/>
</center>
</p>
"""
article = "<p style='text-align: center'><a href='https://arxiv.org/abs/1907.06616' target='_blank'>Recipes for building an open-domain chatbot</a></p><p style='text-align: center'><a href='https://parl.ai/projects/recipes/' target='_blank'>Original PARLAI Code</a></p></center></p>"
import torch
from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, BlenderbotForConditionalGeneration, BlenderbotForCausalLM, BlenderbotTokenizer
tokenizer = BlenderbotTokenizer.from_pretrained("facebook/blenderbot-400M-distill")
model = BlenderbotForConditionalGeneration.from_pretrained("facebook/blenderbot-400M-distill",add_cross_attention=False)
def predict(input, history=[]):
# tokenize the new input sentence
new_user_input_ids = tokenizer.encode(input + tokenizer.eos_token, return_tensors='pt')
# append the new user input tokens to the chat history
bot_input_ids = torch.cat([torch.LongTensor(history), new_user_input_ids], dim=-1)
# generate a response
history = model.generate(bot_input_ids, max_length=1000, pad_token_id=tokenizer.eos_token_id).tolist()
# convert the tokens to text, and then split the responses into the right format
response = tokenizer.decode(history[0]).replace("<s>","").split("</s>")
response = [(response[i], response[i+1]) for i in range(0, len(response), 2)] # convert to tuples of list
return response, history
gr.Interface(
fn = predict,
inputs = ["textbox","state"],
outputs = ["chatbot","state"],
theme ="seafoam",
title = title,
description = description,
# article = article
).launch(enable_queue=True)