class_docstr: LayerFunc for GRUCell
      
class_docstr_tok: ["LayerFunc","for","GRUCell"]
code: def bias_gate_name(self):
      if self.attr_holder.bias_gate_attr:
          return self.attr_holder.bias_gate_attr.name
      else:
          return None
  
imports: import inspect
  import paddle.fluid.layers
  import paddle.fluid.unique_name
  import paddle.fluid
  import six
  from copy import deepcopy
  from paddle.fluid.executor import _fetch_var
  from paddle.fluid.framework import Variable
  from paddle.fluid.layers import *
  from paddle.fluid.param_attr import ParamAttr
  from parl.core.fluid.layers.attr_holder import AttrHolder
  from parl.utils import get_fluid_version
label_desc: Use image node_id 6 for calling the GRULayerFunc obj's underlying member method code with example usage: obj.bias_gate_name() and returns: self, None