import tensorflow as tf

        self._batch_env.reset, [indices], observ_dtype, name='reset')
    observ = tf.check_numerics(observ, 'observ')
    reward = tf.zeros_like(indices, tf.float32)
    done = tf.zeros_like(indices, tf.bool)
    with tf.control_dependencies([
        tf.scatter_update(self._observ, indices, observ),
