diff --git a/soitool/modules/module_base.py b/soitool/modules/module_base.py
index 5cbb9736a82d5720f446f27a3dbe287df496b590..abe735a2dfa18623f5062fcacdc3bdc1581fe0e6 100644
--- a/soitool/modules/module_base.py
+++ b/soitool/modules/module_base.py
@@ -151,6 +151,11 @@ def event_is_ctrl_plus(event):
     ----------
     event : QKeyEvent
         Event to check.
+
+    Returns
+    -------
+    bool
+        True if is event is 'CTRL +'
     """
     return (
         event.modifiers() == Qt.ControlModifier and event.key() == Qt.Key_Plus
@@ -164,6 +169,11 @@ def event_is_ctrl_minus(event):
     ----------
     event : QKeyEvent
         Event to check.
+
+    Returns
+    -------
+    bool
+        True if is event is 'CTRL -'
     """
     # Underline is in practice minus in this situation. We don't know why
     return (
@@ -179,6 +189,11 @@ def event_is_shift_plus(event):
     ----------
     event : QKeyEvent
         Event to check.
+
+    Returns
+    -------
+    bool
+        True if is event is 'SHIFT +'
     """
     return event.key() == Qt.Key_Question
 
@@ -190,6 +205,11 @@ def event_is_shift_minus(event):
     ----------
     event : QKeyEvent
         Event to check.
+
+    Returns
+    -------
+    bool
+        True if is event is 'SHIFT -'
     """
     # Underline is in practice minus in this situation. We don't know why
     return (
diff --git a/test/test_resolution_smoke_test.py b/test/test_resolution_smoke_test.py
index ba75c2791666dad5c7039c78113f29ab0553a57a..89e1ebfabed878487fee814048cac679b16bfae9 100644
--- a/test/test_resolution_smoke_test.py
+++ b/test/test_resolution_smoke_test.py
@@ -142,7 +142,7 @@ class TestModulesAcrossResolutions(unittest.TestCase):
                 if module == CodePhraseModule:
                     # CodePhraseModule needs a category injected in it's init.
                     # Choosing "Tresort" because it contains words short enough
-                    #to not expand the module beyond default width
+                    # to not expand the module beyond default width
                     module_instance = module(
                         database=database, category="Tresort"
                     )