When I run test, error: load() missing 1 required positional argument:'Loader'

[yuheyuan]

Hello, I meet some problem when I run the test.py and train.py

(yy_DADA) ailab@ailab:/media/ailab/data/yy/DADA/dada/scripts$ python test.py --cfg ./configs_s2c/dada_pretrained.yml
Called with args:
Namespace(cfg='./configs_s2c/dada_pretrained.yml', exp_suffix=None)
Traceback (most recent call last):
  File "test.py", line 103, in <module>
    main(args.cfg, args.exp_suffix)
  File "test.py", line 29, in main
    cfg_from_file(config_file)
  File "/media/ailab/data/yy/DADA/dada/domain_adaptation/config.py", line 111, in cfg_from_file
    yaml_cfg = EasyDict(yaml_load(filename))
  File "/media/ailab/data/yy/ADVENT/advent/utils/serialization.py", line 37, in yaml_load
    return yaml.load(f)
TypeError: load() missing 1 required positional argument: 'Loader'