'Constructs a SsdInceptionV2FeatureExtractor.
Args:
depth_multiplier: float depth multiplier for feature extractor
Returns:
an ssd_inception_v2_feature_extractor.SsdInceptionV2FeatureExtractor.'

def _create_feature_extractor(self, depth_multiplier):

    min_depth = 32
    conv_hyperparams = {}
    return ssd_inception_v2_feature_extractor.SSDInceptionV2FeatureExtractor(depth_multiplier, min_depth, conv_hyperparams)
