'Constructor.
Args:
is_training: See base class.
first_stage_features_stride: See base class.
reuse_weights: See base class.
weight_decay: See base class.
Raises:
ValueError: If `first_stage_features_stride` is not 8 or 16,
or if `architecture` is not supported.'

def __init__(self, is_training, first_stage_features_stride, reuse_weights=None, weight_decay=0.0):

    super(FasterRCNNResnet152FeatureExtractor, self).__init__('resnet_v1_152', resnet_v1.resnet_v1_152, is_training, first_stage_features_stride, reuse_weights, weight_decay)
