diff --git a/src/primaite/agents/agent.py b/src/primaite/agents/agent.py
index fecf84d0..32118597 100644
--- a/src/primaite/agents/agent.py
+++ b/src/primaite/agents/agent.py
@@ -259,10 +259,13 @@ class AgentSessionABC(ABC):
 
     @property
     def _saved_agent_path(self) -> Path:
-        file_name = (f"{self._training_config.agent_framework}_" 
-                     f"{self._training_config.agent_identifier}_"
-                     f"{self.timestamp_str}.zip")
+        file_name = (
+            f"{self._training_config.agent_framework}_"
+            f"{self._training_config.agent_identifier}_"
+            f"{self.timestamp_str}.zip"
+        )
         return self.learning_path / file_name
+
     @abstractmethod
     def save(self):
         """Save the agent."""
diff --git a/src/primaite/agents/rllib.py b/src/primaite/agents/rllib.py
index ce072a03..427072c4 100644
--- a/src/primaite/agents/rllib.py
+++ b/src/primaite/agents/rllib.py
@@ -85,10 +85,8 @@ class RLlibAgent(AgentSessionABC):
             metadata_dict = json.load(file)
 
         metadata_dict["end_datetime"] = datetime.now().isoformat()
-        metadata_dict["total_episodes"] = self._current_result[
-            "episodes_total"]
-        metadata_dict["total_time_steps"] = self._current_result[
-            "timesteps_total"]
+        metadata_dict["total_episodes"] = self._current_result["episodes_total"]
+        metadata_dict["total_time_steps"] = self._current_result["timesteps_total"]
 
         filepath = self.session_path / "session_metadata.json"
         _LOGGER.debug(f"Updating Session Metadata file: {filepath}")
@@ -111,8 +109,7 @@ class RLlibAgent(AgentSessionABC):
             ),
         )
 
-        self._agent_config.training(
-            train_batch_size=self._training_config.num_steps)
+        self._agent_config.training(train_batch_size=self._training_config.num_steps)
         self._agent_config.framework(framework="tf")
 
         self._agent_config.rollouts(
@@ -120,8 +117,7 @@ class RLlibAgent(AgentSessionABC):
             num_envs_per_worker=1,
             horizon=self._training_config.num_steps,
         )
-        self._agent: Algorithm = self._agent_config.build(
-            logger_creator=_custom_log_creator(self.learning_path))
+        self._agent: Algorithm = self._agent_config.build(logger_creator=_custom_log_creator(self.learning_path))
 
     def _save_checkpoint(self):
         checkpoint_n = self._training_config.checkpoint_every_n_episodes
@@ -133,8 +129,8 @@ class RLlibAgent(AgentSessionABC):
             self._agent.save(str(self.checkpoints_path))
 
     def learn(
-            self,
-            **kwargs,
+        self,
+        **kwargs,
     ):
         """
         Evaluate the agent.
@@ -144,8 +140,7 @@ class RLlibAgent(AgentSessionABC):
         time_steps = self._training_config.num_steps
         episodes = self._training_config.num_episodes
 
-        _LOGGER.info(
-            f"Beginning learning for {episodes} episodes @" f" {time_steps} time steps...")
+        _LOGGER.info(f"Beginning learning for {episodes} episodes @" f" {time_steps} time steps...")
         for i in range(episodes):
             self._current_result = self._agent.train()
             self._save_checkpoint()
@@ -154,8 +149,8 @@ class RLlibAgent(AgentSessionABC):
         super().learn()
 
     def evaluate(
-            self,
-            **kwargs,
+        self,
+        **kwargs,
     ):
         """
         Evaluate the agent.
@@ -187,16 +182,11 @@ class RLlibAgent(AgentSessionABC):
             break
 
         # Zip the folder
-        shutil.make_archive(
-            str(self._saved_agent_path).replace(".zip", ""),
-            "zip",
-            checkpoint_dir  # noqa
-        )
+        shutil.make_archive(str(self._saved_agent_path).replace(".zip", ""), "zip", checkpoint_dir)  # noqa
 
         # Drop the temp directory
         shutil.rmtree(temp_dir)
 
-
     def export(self):
         """Export the agent to transportable file format."""
         raise NotImplementedError