def _create_placeholders(self):
    ' Create the TensorFlow placeholders for the model.\n        :return: tuple(input(shape(None, num_visible)), \n                       hrand(shape(None, num_hidden)))\n        '
    x = tf.placeholder('float', [None, self.num_visible], name='x-input')
    hrand = tf.placeholder('float', [None, self.num_hidden], name='hrand')
    return (x, hrand)
Create the TensorFlow placeholders for the model.
:return: tuple(input(shape(None, num_visible)), 
               hrand(shape(None, num_hidden)))
def _create_placeholders(self):
    ' Create the TensorFlow placeholders for the model.\n        :return: tuple(input(shape(None, num_visible)), \n                       hrand(shape(None, num_hidden)))\n        '
    x = tf.placeholder('float', [None, self.num_visible], name='x-input')
    hrand = tf.placeholder('float', [None, self.num_hidden], name='hrand')
    return (x, hrand)