diff --git a/io_anim_acclaim/__init__.py b/io_anim_acclaim/__init__.py
index 6bc2e7226bd950093cc51dd02f8ae1836bd46891..620c1fc48150045655be51d1c93e4da875400f8b 100644
--- a/io_anim_acclaim/__init__.py
+++ b/io_anim_acclaim/__init__.py
@@ -39,11 +39,12 @@ import re
 import bpy
 from mathutils import Vector, Matrix
 from math import radians, degrees
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       FloatProperty,
-                       IntProperty,
-                       )
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        FloatProperty,
+        IntProperty,
+        )
 
 
 class DataStructure:
diff --git a/io_anim_bvh/__init__.py b/io_anim_bvh/__init__.py
index f845bcf201e306cff16a0704e7358c379a702b2b..57f879c078f6e9ed3998a763764530911e5865e2 100644
--- a/io_anim_bvh/__init__.py
+++ b/io_anim_bvh/__init__.py
@@ -38,17 +38,19 @@ if "bpy" in locals():
         importlib.reload(export_bvh)
 
 import bpy
-from bpy.props import (StringProperty,
-                       FloatProperty,
-                       IntProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       )
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        StringProperty,
+        FloatProperty,
+        IntProperty,
+        BoolProperty,
+        EnumProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        axis_conversion,
+        )
 
 
 ImportBVHOrientationHelper = orientation_helper_factory("ImportBVHOrientationHelper", axis_forward='-Z', axis_up='Y')
diff --git a/io_anim_c3d/__init__.py b/io_anim_c3d/__init__.py
index 0f501ad836c8f60547c501d14763dd3c683ca3d4..66d1419be3b49a2db512a4f49064d2fe8fb80ff1 100644
--- a/io_anim_c3d/__init__.py
+++ b/io_anim_c3d/__init__.py
@@ -36,11 +36,12 @@ bl_info = {
 
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       FloatProperty,
-                       IntProperty,
-                       )
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        FloatProperty,
+        IntProperty,
+        )
 
 import math
 import time
diff --git a/io_anim_nuke_chan/__init__.py b/io_anim_nuke_chan/__init__.py
index 16c927829c59723c0674cfdfa8f08ed34931d201..b31023297592b352d21f31de1296f54b3016b916 100644
--- a/io_anim_nuke_chan/__init__.py
+++ b/io_anim_nuke_chan/__init__.py
@@ -45,10 +45,12 @@ if "bpy" in locals():
 import bpy
 from bpy.types import Operator
 from bpy_extras.io_utils import ImportHelper, ExportHelper
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       FloatProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        )
 
 # property shared by both operators
 rotation_order = EnumProperty(
diff --git a/io_import_images_as_planes.py b/io_import_images_as_planes.py
index 4940ebce5fc9a5311954a4c4dd1110f239561fdd..8b5ea3379bf9e69ffb86537ef55cb9b3c0984014 100644
--- a/io_import_images_as_planes.py
+++ b/io_import_images_as_planes.py
@@ -36,13 +36,14 @@ import mathutils
 import os
 import collections
 
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       IntProperty,
-                       FloatProperty,
-                       CollectionProperty,
-                       )
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        IntProperty,
+        FloatProperty,
+        CollectionProperty,
+        )
 
 from bpy_extras.object_utils import AddObjectHelper, object_data_add
 from bpy_extras.image_utils import load_image
diff --git a/io_mesh_pdb/__init__.py b/io_mesh_pdb/__init__.py
index 9d9b83d23e06b3b66b6505561a85783fffba8a7a..dcf9ec4a8da58fb2edc328d1d1931ab1ee189de8 100644
--- a/io_mesh_pdb/__init__.py
+++ b/io_mesh_pdb/__init__.py
@@ -51,14 +51,18 @@ bl_info = {
 import bpy
 from bpy.types import Operator
 from bpy_extras.io_utils import ImportHelper, ExportHelper
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       IntProperty,
-                       FloatProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        IntProperty,
+        FloatProperty,
+        )
 
-from . import import_pdb
-from . import export_pdb
+from . import (
+        import_pdb,
+        export_pdb,
+        )
 
 # -----------------------------------------------------------------------------
 #                                                                           GUI
diff --git a/io_mesh_ply/__init__.py b/io_mesh_ply/__init__.py
index 6cf40830d6f91c5c4ce4fa5bd245d1e67ccb43ee..cceb41868a68a7ecf7aa7bef65a6d812f2a78813 100644
--- a/io_mesh_ply/__init__.py
+++ b/io_mesh_ply/__init__.py
@@ -45,17 +45,19 @@ if "bpy" in locals():
 
 import os
 import bpy
-from bpy.props import (CollectionProperty,
-                       StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       FloatProperty,
-                       )
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        CollectionProperty,
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        axis_conversion,
+        )
 
 
 IOPLYOrientationHelper = orientation_helper_factory("IOPLYOrientationHelper", axis_forward='Y', axis_up='Z')
diff --git a/io_mesh_uv_layout/__init__.py b/io_mesh_uv_layout/__init__.py
index accf67557bdd982fcc3ded71cf4d72da3683e611..d8d08cd1a8bd735f8dc02252363685d71550494c 100644
--- a/io_mesh_uv_layout/__init__.py
+++ b/io_mesh_uv_layout/__init__.py
@@ -46,12 +46,13 @@ if "bpy" in locals():
 
 import bpy
 
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       IntVectorProperty,
-                       FloatProperty,
-                       )
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        IntVectorProperty,
+        FloatProperty,
+        )
 
 
 class ExportUVLayout(bpy.types.Operator):
diff --git a/io_online_sketchfab/__init__.py b/io_online_sketchfab/__init__.py
index ef8e39b7ee3319b88782c0508ed19bd03c915bfb..f07702f39fa010865fef12564e31eefd2889e15c 100644
--- a/io_online_sketchfab/__init__.py
+++ b/io_online_sketchfab/__init__.py
@@ -35,11 +35,12 @@ import threading
 import subprocess
 
 from bpy.app.handlers import persistent
-from bpy.props import (StringProperty,
-                       EnumProperty,
-                       BoolProperty,
-                       PointerProperty,
-                       )
+from bpy.props import (
+        StringProperty,
+        EnumProperty,
+        BoolProperty,
+        PointerProperty,
+        )
 
 SKETCHFAB_API_URL = "https://api.sketchfab.com"
 SKETCHFAB_API_MODELS_URL = SKETCHFAB_API_URL + "/v1/models"
diff --git a/io_scene_3ds/__init__.py b/io_scene_3ds/__init__.py
index 208c13b33a08b865bfcc28b98d3570e2871e9e93..4436141ed96af0f884fc84f5c1b430f97a4c28b3 100644
--- a/io_scene_3ds/__init__.py
+++ b/io_scene_3ds/__init__.py
@@ -40,13 +40,18 @@ if "bpy" in locals():
 
 
 import bpy
-from bpy.props import StringProperty, FloatProperty, BoolProperty, EnumProperty
-
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        StringProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        axis_conversion,
+        )
 
 
 IO3DSOrientationHelper = orientation_helper_factory("IO3DSOrientationHelper", axis_forward='Y', axis_up='Z')
diff --git a/io_scene_fbx/__init__.py b/io_scene_fbx/__init__.py
index 1cf2e5b68e6cab48365d60cceb9dd032cf1bacdd..96c5adf21f1bd2be7dfbcf1b08c11162acf41626 100644
--- a/io_scene_fbx/__init__.py
+++ b/io_scene_fbx/__init__.py
@@ -45,18 +45,19 @@ if "bpy" in locals():
 
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       FloatProperty,
-                       EnumProperty,
-                       )
-
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 path_reference_mode,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        FloatProperty,
+        EnumProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        path_reference_mode,
+        axis_conversion,
+        )
 
 
 IOFBXOrientationHelper = orientation_helper_factory("IOFBXOrientationHelper", axis_forward='-Z', axis_up='Y')
diff --git a/io_scene_ms3d/ms3d_ui.py b/io_scene_ms3d/ms3d_ui.py
index f4fb62eb7daafba7c9b98e5be573e27a8331cc83..134447d11e47da553b09faef493220519643092c 100644
--- a/io_scene_ms3d/ms3d_ui.py
+++ b/io_scene_ms3d/ms3d_ui.py
@@ -392,7 +392,9 @@ class Ms3dImportOperator(Operator, ImportHelper):
     # entrypoint for MS3D -> blender
     def execute(self, blender_context):
         """ start executing """
-        from io_scene_ms3d.ms3d_import import (Ms3dImporter, )
+        from io_scene_ms3d.ms3d_import import (
+                Ms3dImporter,
+                )
         finished = Ms3dImporter(
                 report=self.report,
                 verbose=self.verbose,
@@ -596,7 +598,9 @@ class Ms3dExportOperator(Operator, ExportHelper):
     # entrypoint for blender -> MS3D
     def execute(self, blender_context):
         """start executing"""
-        from io_scene_ms3d.ms3d_export import (Ms3dExporter, )
+        from io_scene_ms3d.ms3d_export import (
+                Ms3dExporter,
+                )
         finished = Ms3dExporter(
                 self.report,
                 verbose=self.verbose,
diff --git a/io_scene_obj/__init__.py b/io_scene_obj/__init__.py
index 80d2fcf9af2b9c8bfd1a39b5dd5b1537e8a0fea9..1d778e311a709aae91f59b4ed6ffb2d3d60482b6 100644
--- a/io_scene_obj/__init__.py
+++ b/io_scene_obj/__init__.py
@@ -41,17 +41,19 @@ if "bpy" in locals():
 
 
 import bpy
-from bpy.props import (BoolProperty,
-                       FloatProperty,
-                       StringProperty,
-                       EnumProperty,
-                       )
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 path_reference_mode,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        BoolProperty,
+        FloatProperty,
+        StringProperty,
+        EnumProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        path_reference_mode,
+        axis_conversion,
+        )
 
 
 IOOBJOrientationHelper = orientation_helper_factory("IOOBJOrientationHelper", axis_forward='-Z', axis_up='Y')
diff --git a/io_scene_vrml2/__init__.py b/io_scene_vrml2/__init__.py
index 5ec34567f76561dac551a95f71366fde510ef4c8..d6c0da2f258be3b4cf42d4b9c5a9c4c471509da8 100644
--- a/io_scene_vrml2/__init__.py
+++ b/io_scene_vrml2/__init__.py
@@ -38,17 +38,19 @@ if "bpy" in locals():
 
 import os
 import bpy
-from bpy.props import (CollectionProperty,
-                       StringProperty,
-                       BoolProperty,
-                       EnumProperty,
-                       FloatProperty,
-                       )
-from bpy_extras.io_utils import (ExportHelper,
-                                 orientation_helper_factory,
-                                 path_reference_mode,
-                                 axis_conversion,
-                                 )
+from bpy.props import (
+        CollectionProperty,
+        StringProperty,
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        )
+from bpy_extras.io_utils import (
+        ExportHelper,
+        orientation_helper_factory,
+        path_reference_mode,
+        axis_conversion,
+        )
 
 
 ExportVRMLOrientationHelper = orientation_helper_factory("ExportVRMLOrientationHelper", axis_forward='Z', axis_up='Y')
diff --git a/io_scene_x3d/__init__.py b/io_scene_x3d/__init__.py
index 4d66eda3a480b852ed08f6fdd027f5957906cdea..b0dc3673c15b1de5252f2a8837873bd204fd8570 100644
--- a/io_scene_x3d/__init__.py
+++ b/io_scene_x3d/__init__.py
@@ -38,13 +38,19 @@ if "bpy" in locals():
         importlib.reload(export_x3d)
 
 import bpy
-from bpy.props import StringProperty, BoolProperty, EnumProperty, FloatProperty
-from bpy_extras.io_utils import (ImportHelper,
-                                 ExportHelper,
-                                 orientation_helper_factory,
-                                 axis_conversion,
-                                 path_reference_mode,
-                                 )
+from bpy.props import (
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        StringProperty,
+        )
+from bpy_extras.io_utils import (
+        ImportHelper,
+        ExportHelper,
+        orientation_helper_factory,
+        axis_conversion,
+        path_reference_mode,
+        )
 
 
 IOX3DOrientationHelper = orientation_helper_factory("IOX3DOrientationHelper", axis_forward='Z', axis_up='Y')
diff --git a/mesh_inset/__init__.py b/mesh_inset/__init__.py
index d06546820b84c7f9663e00cfe307079d077cfd2b..19d8e711d22a1a2b1ee6a79d4f8b84ac4340ad4a 100644
--- a/mesh_inset/__init__.py
+++ b/mesh_inset/__init__.py
@@ -34,19 +34,22 @@ bl_info = {
 if "bpy" in locals():
     import importlib
 else:
-    from . import geom
-    from . import model
-    from . import offset
-    from . import triquad
+    from . import (
+            geom,
+            model,
+            offset,
+            triquad,
+            )
 
 import math
 import bpy
 import bmesh
 import mathutils
-from bpy.props import (BoolProperty,
-                       EnumProperty,
-                       FloatProperty,
-                       )
+from bpy.props import (
+        BoolProperty,
+        EnumProperty,
+        FloatProperty,
+        )
 
 
 class Inset(bpy.types.Operator):
diff --git a/mocap/__init__.py b/mocap/__init__.py
index c9dd69333b52f3806d08d6987912fcb865c5176d..729848e23963dddf7170814e229d2f7187b972ae 100644
--- a/mocap/__init__.py
+++ b/mocap/__init__.py
@@ -42,19 +42,21 @@ if "bpy" in locals():
         importlib.reload(mocap_tools)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
-    from . import (mocap_constraints,
-                   retarget,
-                   mocap_tools,
-                   )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
+    from . import (
+            mocap_constraints,
+            retarget,
+            mocap_tools,
+            )
 
 
 # MocapConstraint class
diff --git a/object_fracture_cell/__init__.py b/object_fracture_cell/__init__.py
index b5cccff1e634d0ba9b36cb341e3a91e22c0d89b8..fe78429f742abf2ceea7d4d5e298436f24b9aed9 100644
--- a/object_fracture_cell/__init__.py
+++ b/object_fracture_cell/__init__.py
@@ -34,12 +34,14 @@ bl_info = {
 #    importlib.reload(fracture_cell_setup)
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       IntProperty,
-                       FloatProperty,
-                       FloatVectorProperty,
-                       EnumProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        IntProperty,
+        FloatProperty,
+        FloatVectorProperty,
+        EnumProperty,
+        )
 
 from bpy.types import Operator
 
diff --git a/object_print3d_utils/__init__.py b/object_print3d_utils/__init__.py
index 32cfba7d15ee51d071f98014bcd5e9e278c5afb0..6d91ffc5a73b99861aa6bb519658cb3bec1ecf47 100644
--- a/object_print3d_utils/__init__.py
+++ b/object_print3d_utils/__init__.py
@@ -37,20 +37,24 @@ if "bpy" in locals():
     importlib.reload(operators)
 else:
     import bpy
-    from bpy.props import (StringProperty,
-                           BoolProperty,
-                           IntProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           EnumProperty,
-                           PointerProperty,
-                           )
-    from bpy.types import (Operator,
-                           AddonPreferences,
-                           PropertyGroup,
-                           )
-    from . import ui
-    from . import operators
+    from bpy.props import (
+            StringProperty,
+            BoolProperty,
+            IntProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            EnumProperty,
+            PointerProperty,
+            )
+    from bpy.types import (
+            Operator,
+            AddonPreferences,
+            PropertyGroup,
+            )
+    from . import (
+            ui,
+            operators,
+            )
 
 import math
 
diff --git a/object_print3d_utils/operators.py b/object_print3d_utils/operators.py
index ec12b0d9f4464222ececf2e72759175b13b43e31..484827a68b9c7146e957a56890501bb3ad5f2e32 100644
--- a/object_print3d_utils/operators.py
+++ b/object_print3d_utils/operators.py
@@ -23,17 +23,20 @@
 import bpy
 import bmesh
 from bpy.types import Operator
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       IntProperty,
-                       FloatProperty,
-                       FloatVectorProperty,
-                       EnumProperty,
-                       PointerProperty,
-                       )
-
-from . import mesh_helpers
-from . import report
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        IntProperty,
+        FloatProperty,
+        FloatVectorProperty,
+        EnumProperty,
+        PointerProperty,
+        )
+
+from . import (
+        mesh_helpers,
+        report,
+        )
 
 
 def clean_float(text):
diff --git a/render_copy_settings/__init__.py b/render_copy_settings/__init__.py
index 7ca39844813489d01474ba254e3591a434e809e8..0db084b7066d56f826c7675cd3fe3f98bcec7fac 100644
--- a/render_copy_settings/__init__.py
+++ b/render_copy_settings/__init__.py
@@ -39,15 +39,21 @@ if "bpy" in locals():
     importlib.reload(translations)
 
 else:
-    from . import operator, panel, translations
+    from . import (
+            operator,
+            panel,
+            translations,
+            )
 
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       IntProperty,
-                       CollectionProperty,
-                       PointerProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        IntProperty,
+        CollectionProperty,
+        PointerProperty,
+        )
 
 ########################################################################################################################
 # Global properties for the script, for UI (as there’s no way to let them in the operator…).
diff --git a/render_povray/__init__.py b/render_povray/__init__.py
index 716ce0cdc6c517e2247fe886867b0b5c7939a7a2..bd68f5e9328e99cd4811606be3e81a0e7bd97f67 100644
--- a/render_povray/__init__.py
+++ b/render_povray/__init__.py
@@ -39,21 +39,25 @@ if "bpy" in locals():
 
 else:
     import bpy
-    from bpy.types import (AddonPreferences,
-                           PropertyGroup,
-                           Operator,
-                           )
-    from bpy.props import (StringProperty,
-                           BoolProperty,
-                           IntProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           EnumProperty,
-                           PointerProperty,
-                           )
-    from . import ui
-    from . import render
-    from . import update_files
+    from bpy.types import (
+            AddonPreferences,
+            PropertyGroup,
+            Operator,
+            )
+    from bpy.props import (
+            StringProperty,
+            BoolProperty,
+            IntProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            EnumProperty,
+            PointerProperty,
+            )
+    from . import (
+            ui,
+            render,
+            update_files,
+            )
 
 def string_strip_hyphen(name):
     return name.replace("-", "")
@@ -161,9 +165,10 @@ class RenderPovSettingsScene(PropertyGroup):
                    ("2", "stochastic AA", "Type 3 Sampling in UberPOV")),
             default="1")
     antialias_confidence = FloatProperty(
-            name="Antialias Confidence", description="how surely the computed color "
-                                                     "of a given pixel is indeed"
-                                                     "within the threshold error margin.",
+            name="Antialias Confidence",
+            description="how surely the computed color "
+                        "of a given pixel is indeed"
+                        "within the threshold error margin",
             min=0.0001, max=1.0000, default=0.9900, precision=4)
     antialias_depth = IntProperty(
             name="Antialias Depth", description="Depth of pixel for sampling",
diff --git a/render_povray/update_files.py b/render_povray/update_files.py
index e1ecf786d330cc031197689e1b78370c5fd3a7a3..53eea5458fc0da7c77b656a364af855217ee3d53 100644
--- a/render_povray/update_files.py
+++ b/render_povray/update_files.py
@@ -20,12 +20,14 @@
 
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       IntProperty,
-                       FloatProperty,
-                       FloatVectorProperty,
-                       EnumProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        IntProperty,
+        FloatProperty,
+        FloatVectorProperty,
+        EnumProperty,
+        )
 
 
 def update2_0_0_9():
diff --git a/system_demo_mode/__init__.py b/system_demo_mode/__init__.py
index 60a343fc307761f42369c8a98c3d949f638dd419..5555713495d04bc548d592e2b90b129e80b28f5b 100644
--- a/system_demo_mode/__init__.py
+++ b/system_demo_mode/__init__.py
@@ -38,11 +38,13 @@ if "bpy" in locals():
 
 
 import bpy
-from bpy.props import (StringProperty,
-                       BoolProperty,
-                       IntProperty,
-                       FloatProperty,
-                       EnumProperty)
+from bpy.props import (
+        StringProperty,
+        BoolProperty,
+        IntProperty,
+        FloatProperty,
+        EnumProperty,
+        )
 
 
 class DemoModeSetup(bpy.types.Operator):
diff --git a/ui_translate/__init__.py b/ui_translate/__init__.py
index 04b9d1f3989ef31401d3d4076260d281196d518f..41ca76ef6af6e9f78eabcde23b968c9b6293a105 100644
--- a/ui_translate/__init__.py
+++ b/ui_translate/__init__.py
@@ -41,12 +41,13 @@ if "bpy" in locals():
     importlib.reload(update_ui)
 else:
     import bpy
-    from . import (settings,
-                   edit_translation,
-                   update_svn,
-                   update_addon,
-                   update_ui,
-                  )
+    from . import (
+            settings,
+            edit_translation,
+            update_svn,
+            update_addon,
+            update_ui,
+            )
 
 
 import os
diff --git a/ui_translate/edit_translation.py b/ui_translate/edit_translation.py
index d32a4c5d52a49aeda5f90a7c618ba8d247836b9f..2e8d62521118e88b02bbeef4f94287b5098dd9cf 100644
--- a/ui_translate/edit_translation.py
+++ b/ui_translate/edit_translation.py
@@ -24,15 +24,16 @@ if "bpy" in locals():
     importlib.reload(utils_i18n)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
     from . import settings
     from bl_i18n_utils import utils as utils_i18n
 
diff --git a/ui_translate/settings.py b/ui_translate/settings.py
index cbe25b1458d3eebe80d409907f39a86d41844544..5f6c788525c59e76310f41f423d70ee2032964b3 100644
--- a/ui_translate/settings.py
+++ b/ui_translate/settings.py
@@ -23,15 +23,16 @@ if "bpy" in locals():
     importlib.reload(settings_i18n)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
     from bl_i18n_utils import settings as settings_i18n
 
 
diff --git a/ui_translate/update_addon.py b/ui_translate/update_addon.py
index ab7411ddbfc74c78324b9e3ad21371fa90007e62..890f0e908db180a463d11867ce14963bcbd53c5e 100644
--- a/ui_translate/update_addon.py
+++ b/ui_translate/update_addon.py
@@ -25,15 +25,16 @@ if "bpy" in locals():
     importlib.reload(bl_extract_messages)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
     from . import settings
     from bl_i18n_utils import utils as utils_i18n
     from bl_i18n_utils import bl_extract_messages
diff --git a/ui_translate/update_svn.py b/ui_translate/update_svn.py
index 7b6b0734557355e4b29f17d3144dfbdd3d60db0d..685431dfac732d589d364ba78f111f12fc45df47 100644
--- a/ui_translate/update_svn.py
+++ b/ui_translate/update_svn.py
@@ -25,15 +25,16 @@ if "bpy" in locals():
     importlib.reload(utils_languages_menu)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
     from . import settings
     from bl_i18n_utils import utils as utils_i18n
     from bl_i18n_utils import utils_languages_menu
diff --git a/ui_translate/update_ui.py b/ui_translate/update_ui.py
index 7053b03a348d7a2abb75c8feb508e4bb7b302e2f..bbba9aa637685a14505859d575d91251d94daf6d 100644
--- a/ui_translate/update_ui.py
+++ b/ui_translate/update_ui.py
@@ -24,15 +24,16 @@ if "bpy" in locals():
     importlib.reload(utils_i18n)
 else:
     import bpy
-    from bpy.props import (BoolProperty,
-                           CollectionProperty,
-                           EnumProperty,
-                           FloatProperty,
-                           FloatVectorProperty,
-                           IntProperty,
-                           PointerProperty,
-                           StringProperty,
-                           )
+    from bpy.props import (
+            BoolProperty,
+            CollectionProperty,
+            EnumProperty,
+            FloatProperty,
+            FloatVectorProperty,
+            IntProperty,
+            PointerProperty,
+            StringProperty,
+            )
     from . import settings
     from bl_i18n_utils import utils as utils_i18n
 
diff --git a/uv_texture_atlas.py b/uv_texture_atlas.py
index 8b885da6ea0cb88a67274127a03de7ef7bca9dce..3e6a657fe1fe80b5f42182c8688edc7f764f0c22 100644
--- a/uv_texture_atlas.py
+++ b/uv_texture_atlas.py
@@ -30,18 +30,19 @@ bl_info = {
 }
 
 import bpy
-from bpy.types import (Operator,
-                       Panel,
-                       PropertyGroup,
-                       )
-
-from bpy.props import (BoolProperty,
-                       CollectionProperty,
-                       EnumProperty,
-                       FloatProperty,
-                       IntProperty,
-                       StringProperty,
-                       )
+from bpy.types import (
+        Operator,
+        Panel,
+        PropertyGroup,
+        )
+from bpy.props import (
+        BoolProperty,
+        CollectionProperty,
+        EnumProperty,
+        FloatProperty,
+        IntProperty,
+        StringProperty,
+        )
 import mathutils