text-generation-webui/modules/logits.py

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2023-08-20 19:49:21 -04:00
import torch
from modules import shared
def get_next_logits(prompt):
tokens = shared.tokenizer.encode(prompt, return_tensors='pt').cuda()
output = shared.model(input_ids=tokens)
scores = output['logits'][-1][-1]
probs = torch.softmax(scores, dim=-1, dtype=torch.float)
topk_values, topk_indices = torch.topk(probs, k=20, largest=True, sorted=True)
topk_values = [f"{float(i):.5f}" % i for i in topk_values]
output = ''
for row in list(zip(topk_values, shared.tokenizer.convert_ids_to_tokens(topk_indices))):
output += f"{row[0]} {row[1]}\n"
return output