docs: def get_setter(self, oid):
  		"""
  		Retrieve the nearest parent setter function for an OID
  		"""
  		if hasattr(self.setter, oid):
  			return self.setter[oid]
  		parents = [ poid for poid in list(self.setter.keys()) if oid.startswith(poid) ]
  		if parents:
  			return self.setter[max(parents)]
  		return self.default_setter