From eee84881e3ec0a43018cc1d77260d4530f804862 Mon Sep 17 00:00:00 2001
From: wout4 <wout.vanroose@gmail.com>
Date: Thu, 18 Jul 2024 16:25:21 +0200
Subject: [PATCH] add file headers

---
 cpmpy/transformations/decompose_global.py | 4 ++++
 cpmpy/transformations/negation.py         | 3 +++
 cpmpy/transformations/normalize.py        | 4 ++++
 3 files changed, 11 insertions(+)

diff --git a/cpmpy/transformations/decompose_global.py b/cpmpy/transformations/decompose_global.py
index 79228d0a9..61607a02d 100644
--- a/cpmpy/transformations/decompose_global.py
+++ b/cpmpy/transformations/decompose_global.py
@@ -1,3 +1,7 @@
+"""
+    Decompose any global constraint not supported by the solver.
+"""
+
 import copy
 import warnings  # for deprecation warning
 
diff --git a/cpmpy/transformations/negation.py b/cpmpy/transformations/negation.py
index 607d97581..507d94116 100644
--- a/cpmpy/transformations/negation.py
+++ b/cpmpy/transformations/negation.py
@@ -1,3 +1,6 @@
+"""
+    Transformations dealing with negations.
+"""
 import copy
 import warnings  # for deprecation warning
 import numpy as np
diff --git a/cpmpy/transformations/normalize.py b/cpmpy/transformations/normalize.py
index b5cf35d17..f7dc900c0 100644
--- a/cpmpy/transformations/normalize.py
+++ b/cpmpy/transformations/normalize.py
@@ -1,3 +1,7 @@
+"""
+    Normalizing the constraints given to a CPMpy model.
+"""
+
 import copy
 
 import numpy as np