models.py 文件源码

def __call__(self, obs, reuse=False):
        with tf.variable_scope(self.name) as scope:
            if reuse:
                scope.reuse_variables()

            x = obs
            x = tf.layers.dense(x, 64)
            if self.layer_norm:
                x = tc.layers.layer_norm(x, center=True, scale=True)
            x = tf.nn.relu(x)

            x = tf.layers.dense(x, 64)
            if self.layer_norm:
                x = tc.layers.layer_norm(x, center=True, scale=True)
            x = tf.nn.relu(x)

            x = tf.layers.dense(x, self.nb_actions, kernel_initializer=tf.random_uniform_initializer(minval=-3e-3, maxval=3e-3))
            x = tf.nn.tanh(x)
        return x