def step()

in rlmeta/envs/atari_wrappers.py [0:0]

• 8 lines of code
• 5 McCabe index (conditional complexity)

    def step(self, action):
        obs, reward, done, info = self.env.step(action)
        self.was_real_done = done
        # check current lives, make loss of life terminal,
        # then update lives to handle bonus lives
        lives = self.env.unwrapped.ale.lives()
        if lives < self.lives and lives > 0:
            # for Qbert sometimes we stay in lives == 0 condition for a few
            # frames so it's important to keep lives > 0, so that we only reset
            # once the environment advertises done.
            done = True
        self.lives = lives
        return obs, reward, done, info