in safe_rl/sac/sac.py [0:0]
def sample_batch(self, batch_size=32):
idxs = np.random.randint(0, self.size, size=batch_size)
return dict(obs1=self.obs1_buf[idxs],
obs2=self.obs2_buf[idxs],
acts=self.acts_buf[idxs],
rews=self.rews_buf[idxs],
costs=self.costs_buf[idxs],
done=self.done_buf[idxs])