FAPM_demo / app.py
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import os
import torch
import torch.nn as nn
import pandas as pd
import torch.nn.functional as F
from lavis.models.protein_models.protein_function_opt import Blip2ProteinMistral
from lavis.models.base_model import FAPMConfig
import spaces
import gradio as gr
from esm_scripts.extract import run_demo
from esm import pretrained
model_esm, alphabet = pretrained.load_model_and_alphabet('esm2_t36_3B_UR50D')
model_esm.eval()
model_esm = model_esm.cuda()
# Load the model
model = Blip2ProteinMistral(config=FAPMConfig(), esm_size='3b')
model.load_checkpoint("model/checkpoint_mf2.pth")
model.to('cuda')
@spaces.GPU
def generate_caption(protein, prompt):
# Process the image and the prompt
# with open('/home/user/app/example.fasta', 'w') as f:
# f.write('>{}\n'.format("protein_name"))
# f.write('{}\n'.format(protein.strip()))
# os.system("python esm_scripts/extract.py esm2_t36_3B_UR50D /home/user/app/example.fasta /home/user/app --repr_layers 36 --truncation_seq_length 1024 --include per_tok")
esm_emb = run_demo(protein_name='protein_name', protein_seq=protein,
model=model_esm, alphabet=alphabet,
include='per_tok', repr_layers=36, truncation_seq_length=1024)
print("esm embedding generated")
esm_emb = F.pad(esm_emb.t(), (0, 1024 - len(esm_emb))).t().to('cuda')
print("esm embedding processed")
samples = {'name': ['protein_name'],
'image': torch.unsqueeze(esm_emb, dim=0),
'text_input': ['none'],
'prompt': [prompt]}
# Generate the output
prediction = model.generate(samples, length_penalty=0., num_beams=15, num_captions=10, temperature=1., repetition_penalty=1.0)
return prediction
# Define the FAPM interface
description = """Quick demonstration of the FAPM model for protein function prediction. Upload an protein sequence to generate a function description. Modify the Prompt to provide the taxonomy information.
The model used in this app is available at [Hugging Face Model Hub](https://huggingface.co/wenkai/FAPM) and the source code can be found on [GitHub](https://github.com/xiangwenkai/FAPM/tree/main)."""
iface = gr.Interface(
fn=generate_caption,
inputs=[gr.Textbox(type="text", label="Upload sequence"), gr.Textbox(type="text", label="Prompt")],
outputs=gr.Textbox(label="Generated description"),
description=description
)
# Launch the interface
iface.launch()