config.py 文件源码

def from_file(cls, file_loc, **kwargs):
        if not os.path.exists(file_loc):
            raise IOError('File not found: {}'.format(file_loc))

        with open(file_loc, 'r') as yf:
            config = yaml.safe_load(yf)

        config.update(kwargs)

        return cls(config_loc_=file_loc, **config)