Fix logger migration

mmdet3d/datasets/kitti_dataset.py

@@ -7,9 +7,9 @@ import mmcv
 import numpy as np
 import torch
 import torch.utils.data as torch_data
+from mmcv.utils import print_log
 
 from mmdet.datasets import DATASETS
-from mmdet.utils import print_log
 from ..core.bbox import box_np_ops
 from .pipelines import Compose
 from .utils import remove_dontcare

mmdet3d/utils/__init__.py

-from mmcv.utils import Registry, build_from_cfg
+from mmcv.utils import Registry, build_from_cfg, print_log
 
-from mmdet.utils import get_model_complexity_info, get_root_logger, print_log
+from mmdet.utils import get_model_complexity_info
 from .collect_env import collect_env
+from .logger import get_root_logger
 
 __all__ = [
     'Registry', 'build_from_cfg', 'get_model_complexity_info',
-    'get_root_logger', 'print_log', 'collect_env'
+    'get_root_logger', 'collect_env', 'print_log'
 ]

mmdet3d/utils/logger.py

+import logging
+
+from mmcv.utils import get_logger
+
+
+def get_root_logger(log_file=None, log_level=logging.INFO):
+    logger = get_logger(name='mmdet3d', log_file=log_file, log_level=log_level)
+
+    return logger

requirements/runtime.txt

 matplotlib
-mmcv>=0.2.15
-numba>=0.45.1
+mmcv>=0.5.0
+numba==0.45.1
 numpy
 # need older pillow until torchvision is fixed
 Pillow<=6.2.2
 six
 terminaltables
-torch>=1.1
+torch>=1.3
 torchvision