Spaces:
Build error
Build error
File size: 800 Bytes
3d49622 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 |
# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
import unittest
from torch.utils.data.sampler import SequentialSampler
from detectron2.data.samplers import GroupedBatchSampler
class TestGroupedBatchSampler(unittest.TestCase):
def test_missing_group_id(self):
sampler = SequentialSampler(list(range(100)))
group_ids = [1] * 100
samples = GroupedBatchSampler(sampler, group_ids, 2)
for mini_batch in samples:
self.assertEqual(len(mini_batch), 2)
def test_groups(self):
sampler = SequentialSampler(list(range(100)))
group_ids = [1, 0] * 50
samples = GroupedBatchSampler(sampler, group_ids, 2)
for mini_batch in samples:
self.assertEqual((mini_batch[0] + mini_batch[1]) % 2, 0)
|