code: def validate(self, value):
      super(Spatial2DProperty, self).validate(value)
  
      if len(value) > 2:
          raise ValueError(
              "Stride can have only one or two elements "
              "in the list. Got {}".format(len(value))
          )
  
      if any(element <= 0 for element in value):
          raise ValueError(
              "Stride size should contain only values greater than zero"
          )
  
imports: from __future__ import division
  import math
  import collections
  import six
  import tensorflow
  from neupy import init
  from neupy.utils import as_tuple
  from neupy.exceptions import LayerConnectionError
  from neupy.core.properties import TypedListProperty, Property, ParameterProperty
  from .base import BaseLayer
label_desc: Use image node_id 3 for calling the Spatial2DProperty obj's underlying member method code with example usage: obj.validate(value) without return types