code: def event_shape(self) -> Tuple:
      return ()
  
imports: from typing import Dict, Tuple
  from gluonts.core.component import validated
  from gluonts.mx import Tensor
  from .beta import Beta
  from .deterministic import Deterministic
  from .distribution import getF, softplus
  from .distribution_output import DistributionOutput
  from .mixture import MixtureDistribution
label_desc: Use image node_id 2 for calling the ZeroAndOneInflatedBetaOutput obj's underlying member method code with example usage: obj.event_shape() and returns: 