code: def Pack(self, builder):
      return CreateNestedStruct(builder, self.a, self.b, self.c, self.d)
  
imports: import flatbuffers
  from flatbuffers.compat import import_numpy
  from typing import Any
label_desc: Use image node_id 6 for calling the NestedStructT obj's underlying member method code with example usage: obj.Pack(builder) and returns: CreateNestedStruct