removed callbacks for shield info

examples/shields/rl/callbacks.py

@@ -17,27 +17,8 @@ import matplotlib.pyplot as plt
 
 import tensorflow as tf
 
-class ShieldInfoCallback(DefaultCallbacks):
-    def on_episode_start(self) -> None:
-        file_writer = tf.summary.create_file_writer(log_dir)
-        with file_writer.as_default():
-            tf.summary.text("first_text", "testing", step=0)
-
-    def on_episode_step(self) -> None:
-        pass
-
 class MyCallbacks(DefaultCallbacks):
-    #def on_algorithm_init(self, algorithm: Algorithm, **kwargs):
-    #    file_writer = tf.summary.FileWriter(algorithm.logdir)
-    #    with file_writer.as_default():
-    #        tf.summary.text("first_text", "testing", step=0)
-    #    file_writer.flush()
-
     def on_episode_start(self, *, worker: RolloutWorker, base_env: BaseEnv, policies: Dict[PolicyID, Policy], episode, env_index, **kwargs) -> None:
-        file_writer = tf.summary.create_file_writer(f"{worker.io_context.log_dir}/shield_data")
-        print(file_writer.logdir)
-        file_writer.add_text("first_text_from_episode_start", "testing_in_episode", 0)
-        file_writer.flush()
         # print(F"Epsiode started Environment: {base_env.get_sub_environments()}")
         env = base_env.get_sub_environments()[0]
         episode.user_data["count"] = 0