text: from .anchor_head import AnchorHead
  from .fcos_head import FCOSHead
  from .ga_retina_head import GARetinaHead
  from .ga_rpn_head import GARPNHead
  from .guided_anchor_head import FeatureAdaption, GuidedAnchorHead
  from .reppoints_head import RepPointsHead
  from .retina_head import RetinaHead
  from .rpn_head import RPNHead
  from .ssd_head import SSDHead
  from .solo_head import SoloHead
  # from .solo_head_vec import SoloHead
  __all__ = [
      'AnchorHead', 'GuidedAnchorHead', 'FeatureAdaption', 'RPNHead',
      'GARPNHead', 'RetinaHead', 'GARetinaHead', 'SSDHead', 'FCOSHead',
      'RepPointsHead','SoloHead'
  ]
  