diff --git a/openpype/tools/project_manager/project_manager/style/pyqt5_resources.py b/openpype/tools/project_manager/project_manager/style/pyqt5_resources.py
index bb26221a46..836934019d 100644
--- a/openpype/tools/project_manager/project_manager/style/pyqt5_resources.py
+++ b/openpype/tools/project_manager/project_manager/style/pyqt5_resources.py
@@ -94,8 +94,12 @@ else:
 
 
 def qInitResources():
-    QtCore.qRegisterResourceData(rcc_version, qt_resource_struct, qt_resource_name, qt_resource_data)
+    QtCore.qRegisterResourceData(
+        rcc_version, qt_resource_struct, qt_resource_name, qt_resource_data
+    )
 
 
 def qCleanupResources():
-    QtCore.qUnregisterResourceData(rcc_version, qt_resource_struct, qt_resource_name, qt_resource_data)
+    QtCore.qUnregisterResourceData(
+        rcc_version, qt_resource_struct, qt_resource_name, qt_resource_data
+    )
diff --git a/openpype/tools/project_manager/project_manager/style/pyside2_resources.py b/openpype/tools/project_manager/project_manager/style/pyside2_resources.py
index a8a368601d..b73d5e334a 100644
--- a/openpype/tools/project_manager/project_manager/style/pyside2_resources.py
+++ b/openpype/tools/project_manager/project_manager/style/pyside2_resources.py
@@ -73,8 +73,12 @@ qt_resource_struct = b"\
 
 
 def qInitResources():
-    QtCore.qRegisterResourceData(0x03, qt_resource_struct, qt_resource_name, qt_resource_data)
+    QtCore.qRegisterResourceData(
+        0x03, qt_resource_struct, qt_resource_name, qt_resource_data
+    )
 
 
 def qCleanupResources():
-    QtCore.qUnregisterResourceData(0x03, qt_resource_struct, qt_resource_name, qt_resource_data)
+    QtCore.qUnregisterResourceData(
+        0x03, qt_resource_struct, qt_resource_name, qt_resource_data
+    )
diff --git a/openpype/tools/project_manager/project_manager/style/qrc_resources.py b/openpype/tools/project_manager/project_manager/style/qrc_resources.py
index be859cae46..a9e219c9ad 100644
--- a/openpype/tools/project_manager/project_manager/style/qrc_resources.py
+++ b/openpype/tools/project_manager/project_manager/style/qrc_resources.py
@@ -23,3 +23,10 @@ def qCleanupResources():
     if resources is not None:
         initialized = False
         resources.qCleanupResources()
+
+
+__all__ = (
+    "resources",
+    "qInitResources",
+    "qCleanupResources"
+)