未验证 提交 76946e83 编写于 作者: D Double_V 提交者: GitHub

Merge pull request #2325 from littletomatodonkey/dyg/fix_log

fix logger info for empty log
......@@ -237,8 +237,9 @@ def train(config,
vdl_writer.add_scalar('TRAIN/{}'.format(k), v, global_step)
vdl_writer.add_scalar('TRAIN/lr', lr, global_step)
if dist.get_rank(
) == 0 and global_step > 0 and global_step % print_batch_step == 0:
if dist.get_rank() == 0 and (
(global_step > 0 and global_step % print_batch_step == 0) or
(idx >= len(train_dataloader) - 1)):
logs = train_stats.log()
strs = 'epoch: [{}/{}], iter: {}, {}, reader_cost: {:.5f} s, batch_cost: {:.5f} s, samples: {}, ips: {:.5f}'.format(
epoch, epoch_num, global_step, logs, train_reader_cost /
......
......@@ -52,7 +52,10 @@ def main(config, device, logger, vdl_writer):
train_dataloader = build_dataloader(config, 'Train', device, logger)
if len(train_dataloader) == 0:
logger.error(
'No Images in train dataset, please check annotation file and path in the configuration file'
"No Images in train dataset, please ensure\n" +
"\t1. The images num in the train label_file_list should be larger than or equal with batch size.\n"
+
"\t2. The annotation file and path in the configuration file are provided normally."
)
return
......
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