diff --git a/src/primaite/acl/__init__.py b/src/primaite/acl/__init__.py
index 434e5899..2623efbc 100644
--- a/src/primaite/acl/__init__.py
+++ b/src/primaite/acl/__init__.py
@@ -1,2 +1,2 @@
 # Crown Copyright (C) Dstl 2022. DEFCON 703. Shared in confidence.
-"""Access Control List. Models firewall functionality."""
\ No newline at end of file
+"""Access Control List. Models firewall functionality."""
diff --git a/src/primaite/agents/__init__.py b/src/primaite/agents/__init__.py
index 90d719b4..89580145 100644
--- a/src/primaite/agents/__init__.py
+++ b/src/primaite/agents/__init__.py
@@ -1 +1 @@
-"""Common interface between RL agents from different libraries and PrimAITE."""
\ No newline at end of file
+"""Common interface between RL agents from different libraries and PrimAITE."""
diff --git a/src/primaite/common/__init__.py b/src/primaite/common/__init__.py
index e79054cf..5f47b0b5 100644
--- a/src/primaite/common/__init__.py
+++ b/src/primaite/common/__init__.py
@@ -1,2 +1,2 @@
 # Crown Copyright (C) Dstl 2022. DEFCON 703. Shared in confidence.
-"""Objects which are shared between many PrimAITE modules."""
\ No newline at end of file
+"""Objects which are shared between many PrimAITE modules."""
diff --git a/src/primaite/config/__init__.py b/src/primaite/config/__init__.py
index 185ae069..03ed4cf1 100644
--- a/src/primaite/config/__init__.py
+++ b/src/primaite/config/__init__.py
@@ -1 +1 @@
-"""Configuration parameters for running experiments."""
\ No newline at end of file
+"""Configuration parameters for running experiments."""
diff --git a/src/primaite/data_viz/__init__.py b/src/primaite/data_viz/__init__.py
index 78aa423a..db6ce6c8 100644
--- a/src/primaite/data_viz/__init__.py
+++ b/src/primaite/data_viz/__init__.py
@@ -1,6 +1,7 @@
 """Utility to generate plots of sessions metrics after PrimAITE."""
 from enum import Enum
 
+
 class PlotlyTemplate(Enum):
     """The built-in plotly templates."""
 
diff --git a/src/primaite/environment/__init__.py b/src/primaite/environment/__init__.py
index 6f82aec1..8b0060c0 100644
--- a/src/primaite/environment/__init__.py
+++ b/src/primaite/environment/__init__.py
@@ -1,2 +1,2 @@
 # Crown Copyright (C) Dstl 2022. DEFCON 703. Shared in confidence.
-"""Gym/Gymnasium environment for RL agents consisting of a simulated computer network."""
\ No newline at end of file
+"""Gym/Gymnasium environment for RL agents consisting of a simulated computer network."""
diff --git a/src/primaite/links/__init__.py b/src/primaite/links/__init__.py
index 919c35ac..6257f282 100644
--- a/src/primaite/links/__init__.py
+++ b/src/primaite/links/__init__.py
@@ -1,2 +1,2 @@
 # Crown Copyright (C) Dstl 2022. DEFCON 703. Shared in confidence.
-"""Network connections between nodes in the simulation."""
\ No newline at end of file
+"""Network connections between nodes in the simulation."""
diff --git a/src/primaite/nodes/__init__.py b/src/primaite/nodes/__init__.py
index 5db9f9b5..19347372 100644
--- a/src/primaite/nodes/__init__.py
+++ b/src/primaite/nodes/__init__.py
@@ -1,2 +1,2 @@
 # Crown Copyright (C) Dstl 2022. DEFCON 703. Shared in confidence.
-"""Nodes represent network hosts in the simulation."""
\ No newline at end of file
+"""Nodes represent network hosts in the simulation."""
diff --git a/src/primaite/utils/__init__.py b/src/primaite/utils/__init__.py
index 878f1d75..55e8a6ba 100644
--- a/src/primaite/utils/__init__.py
+++ b/src/primaite/utils/__init__.py
@@ -1 +1 @@
-"""Utilities for PrimAITE."""
\ No newline at end of file
+"""Utilities for PrimAITE."""