ColossalAI/colossalai/nn/metric/accuracy_2p5d.py

18 lines
481 B
Python
Raw Normal View History

import torch
from colossalai.nn.layer.parallel_2p5d import reduce_by_batch_2p5d, split_batch_2p5d
from torch import nn
from ._utils import calc_acc
class Accuracy2p5D(nn.Module):
def __init__(self):
super().__init__()
def forward(self, logits, targets):
with torch.no_grad():
targets = split_batch_2p5d(targets)
correct = calc_acc(logits, targets)
correct = reduce_by_batch_2p5d.apply(correct)
return correct