reid-strong-baseline/tests/lr_scheduler_test.py

27 lines
646 B
Python

import sys
import unittest
import torch
from torch import nn
sys.path.append('.')
from solver.lr_scheduler import WarmupMultiStepLR
from solver.build import make_optimizer
from config import cfg
class MyTestCase(unittest.TestCase):
def test_something(self):
net = nn.Linear(10, 10)
optimizer = make_optimizer(cfg, net)
lr_scheduler = WarmupMultiStepLR(optimizer, [20, 40], warmup_iters=10)
for i in range(50):
lr_scheduler.step()
for j in range(3):
print(i, lr_scheduler.get_lr()[0])
optimizer.step()
if __name__ == '__main__':
unittest.main()