def __init__(self):
        """
        Use __init__ to define parameter network needs
        """
        self.eps = 1e-5
        self.use_global_stats = True
        self.workspace = 512
        self.units = (3, 4, 23, 3) # use for 101
        self.filter_list = [256, 512, 1024, 2048]

        Use __init__ to define parameter network needs
        
faster_rcnn/symbols/resnet_v1_101_rcnn.py