import config, then config.Config didn't worked for me (and I saw iss…

[egm108]

…ues about this from others too).

As I saw in issues, people uses config.config(instead of config), but we could fix this in init.py file to allow user code(test.py, train.py) work.

before patch

import config
config.Config().backbone
Traceback (most recent call last):
File "", line 1, in
AttributeError: module 'config' has no attribute 'Config'

after patch

import config
config.Config().backbone
'resnet18'