Cleanup: pep8 (indentation, spacing, long lines)

build_files/buildbot/buildbot_utils.py

@@ -66,6 +66,7 @@ class Builder:
         # Always 64 bit now
         self.bits = 64
 
+
 def create_builder_from_arguments():
     parser = argparse.ArgumentParser()
     parser.add_argument('builder_name')
@@ -106,7 +107,7 @@ class VersionInfo:
 
     def _parse_header_file(self, filename, define):
         import re
-        regex = re.compile("^#\s*define\s+%s\s+(.*)" % define)
+        regex = re.compile(r"^#\s*define\s+%s\s+(.*)" % define)
         with open(filename, "r") as file:
             for l in file:
                 match = regex.match(l)

build_files/buildbot/worker_pack.py

@@ -175,7 +175,11 @@ def pack_linux(builder):
 
     print("Stripping python...")
     py_target = os.path.join(builder.install_dir, info.short_version)
-    buildbot_utils.call(builder.command_prefix + ['find', py_target, '-iname', '*.so', '-exec', 'strip', '-s', '{}', ';'])
+    buildbot_utils.call(
+        builder.command_prefix + [
+            'find', py_target, '-iname', '*.so', '-exec', 'strip', '-s', '{}', ';',
+        ],
+    )
 
     # Construct package name
     platform_name = 'linux64'

build_files/cmake/cmake_netbeans_project.py

@@ -182,7 +182,7 @@ def create_nb_project_main():
         f.write('  </logicalFolder>\n')
         # default, but this dir is infact not in blender dir so we can ignore it
         # f.write('  <sourceFolderFilter>^(nbproject)$</sourceFolderFilter>\n')
-        f.write('  <sourceFolderFilter>^(nbproject|__pycache__|.*\.py|.*\.html|.*\.blend)$</sourceFolderFilter>\n')
+        f.write(r'  <sourceFolderFilter>^(nbproject|__pycache__|.*\.py|.*\.html|.*\.blend)$</sourceFolderFilter>\n')
 
         f.write('  <sourceRootList>\n')
         f.write('    <Elem>%s</Elem>\n' % SOURCE_DIR)  # base_root_rel

build_files/cmake/cmake_static_check_clang_array.py

@@ -49,8 +49,8 @@ def main():
     check_commands = []
     for c, inc_dirs, defs in source_info:
 
-        #~if "source/blender" not in c:
+        # ~if "source/blender" not in c:
-        #~    continue
+        # ~    continue
 
         cmd = ([CHECKER_BIN] +
                CHECKER_ARGS +

build_files/utils/make_update.py

@@ -104,8 +104,10 @@ def svn_update(args, release_version):
             svn_dirpath = os.path.join(dirpath, ".svn")
             svn_root_dirpath = os.path.join(lib_dirpath, ".svn")
 
-        if os.path.isdir(dirpath) and \
+            if (
-           (os.path.exists(svn_dirpath) or os.path.exists(svn_root_dirpath)):
+                    os.path.isdir(dirpath) and
+                    (os.path.exists(svn_dirpath) or os.path.exists(svn_root_dirpath))
+            ):
                 if make_utils.command_missing(args.svn_command):
                     sys.stderr.write("svn not found, can't update libraries\n")
                     sys.exit(1)
@@ -127,9 +129,11 @@ def git_update_skip(args, check_remote_exists=True):
     rebase_merge = check_output([args.git_command, 'rev-parse', '--git-path', 'rebase-merge'], exit_on_error=False)
     rebase_apply = check_output([args.git_command, 'rev-parse', '--git-path', 'rebase-apply'], exit_on_error=False)
     merge_head = check_output([args.git_command, 'rev-parse', '--git-path', 'MERGE_HEAD'], exit_on_error=False)
-    if os.path.exists(rebase_merge) or \
+    if (
-       os.path.exists(rebase_apply) or \
+            os.path.exists(rebase_merge) or
-       os.path.exists(merge_head):
+            os.path.exists(rebase_apply) or
+            os.path.exists(merge_head)
+    ):
         return "rebase or merge in progress, complete it first"
 
     # Abort if uncommitted changes.
@@ -146,6 +150,7 @@ def git_update_skip(args, check_remote_exists=True):
 
     return ""
 
+
 # Update blender repository.
 def blender_update(args):
     print_stage("Updating Blender Git Repository")

build_files/utils/make_utils.py

@@ -64,7 +64,7 @@ def git_branch_release_version(branch, tag):
     if release_version:
         release_version = release_version.group(1)
     elif tag:
-        release_version = re.search("^v([0-9]*\.[0-9]*).*", tag)
+        release_version = re.search(r"^v([0-9]*\.[0-9]*).*", tag)
         if release_version:
             release_version = release_version.group(1)
     return release_version

intern/cycles/blender/addon/engine.py

@@ -150,8 +150,7 @@ def create(engine, data, region=None, v3d=None, rv3d=None, preview_osl=False):
         screen = screen or rv3d.id_data.as_pointer()
         rv3d = rv3d.as_pointer()
 
-    engine.session = _cycles.create(
+    engine.session = _cycles.create(engine.as_pointer(), prefs, data, screen, region, v3d, rv3d, preview_osl)
-            engine.as_pointer(), prefs, data, screen, region, v3d, rv3d, preview_osl)
 
 
 def free(engine):

intern/cycles/blender/addon/operators.py

@@ -46,8 +46,8 @@ class CYCLES_OT_use_shading_nodes(Operator):
 
 class CYCLES_OT_add_aov(bpy.types.Operator):
     """Add an AOV pass"""
-    bl_idname="cycles.add_aov"
+    bl_idname = "cycles.add_aov"
-    bl_label="Add AOV"
+    bl_label = "Add AOV"
 
     def execute(self, context):
         view_layer = context.view_layer
@@ -61,8 +61,8 @@ class CYCLES_OT_add_aov(bpy.types.Operator):
 
 class CYCLES_OT_remove_aov(bpy.types.Operator):
     """Remove an AOV pass"""
-    bl_idname="cycles.remove_aov"
+    bl_idname = "cycles.remove_aov"
-    bl_label="Remove AOV"
+    bl_label = "Remove AOV"
 
     def execute(self, context):
         view_layer = context.view_layer

intern/cycles/blender/addon/properties.py

@@ -143,7 +143,7 @@ enum_texture_limit = (
     ('8192', "8192", "Limit texture size to 8192 pixels", 7),
 )
 
-enum_view3d_shading_render_pass= (
+enum_view3d_shading_render_pass = (
     ('', "General", ""),
 
     ('COMBINED', "Combined", "Show the Combined Render pass", 1),

intern/cycles/blender/addon/ui.py

@@ -843,8 +843,6 @@ class CYCLES_RENDER_PT_passes_data(CyclesButtonsPanel, Panel):
         col.prop(cycles_view_layer, "pass_debug_render_time", text="Render Time")
         col.prop(cycles_view_layer, "pass_debug_sample_count", text="Sample Count")
 
-
-
         layout.prop(view_layer, "pass_alpha_threshold")
 
 
@@ -959,7 +957,15 @@ class CYCLES_RENDER_PT_passes_aov(CyclesButtonsPanel, Panel):
 
         row = layout.row()
         col = row.column()
-        col.template_list("CYCLES_RENDER_UL_aov", "aovs", cycles_view_layer, "aovs", cycles_view_layer, "active_aov", rows=2)
+        col.template_list(
+            "CYCLES_RENDER_UL_aov",
+            "aovs",
+            cycles_view_layer,
+            "aovs",
+            cycles_view_layer,
+            "active_aov",
+            rows=2,
+        )
 
         col = row.column()
         sub = col.column(align=True)
@@ -1865,6 +1871,7 @@ class CYCLES_RENDER_PT_bake_influence(CyclesButtonsPanel, Panel):
     bl_context = "render"
     bl_parent_id = "CYCLES_RENDER_PT_bake"
     COMPAT_ENGINES = {'CYCLES'}
+
     @classmethod
     def poll(cls, context):
         scene = context.scene
@@ -2150,8 +2157,10 @@ class CYCLES_VIEW3D_PT_shading_render_pass(Panel):
 
     @classmethod
     def poll(cls, context):
-        return (context.engine in cls.COMPAT_ENGINES
+        return (
-            and context.space_data.shading.type == 'RENDERED')
+            context.engine in cls.COMPAT_ENGINES and
+            context.space_data.shading.type == 'RENDERED'
+        )
 
     def draw(self, context):
         shading = context.space_data.shading
@@ -2169,8 +2178,10 @@ class CYCLES_VIEW3D_PT_shading_lighting(Panel):
 
     @classmethod
     def poll(cls, context):
-        return (context.engine in cls.COMPAT_ENGINES
+        return (
-            and context.space_data.shading.type == 'RENDERED')
+            context.engine in cls.COMPAT_ENGINES and
+            context.space_data.shading.type == 'RENDERED'
+        )
 
     def draw(self, context):
         layout = self.layout
@@ -2199,12 +2210,14 @@ class CYCLES_VIEW3D_PT_shading_lighting(Panel):
             col.prop(shading, "studiolight_intensity")
             col.prop(shading, "studiolight_background_alpha")
 
+
 class CYCLES_VIEW3D_PT_simplify_greasepencil(CyclesButtonsPanel, Panel, GreasePencilSimplifyPanel):
     bl_label = "Grease Pencil"
     bl_parent_id = "CYCLES_RENDER_PT_simplify"
     COMPAT_ENGINES = {'CYCLES'}
     bl_options = {'DEFAULT_CLOSED'}
 
+
 def draw_device(self, context):
     scene = context.scene
     layout = self.layout

intern/cycles/blender/addon/version_update.py

@@ -137,9 +137,11 @@ def do_versions(self):
             # Caustics Reflective/Refractive separation in 272
             if version <= (2, 72, 0):
                 cscene = scene.cycles
-                if (cscene.get("no_caustics", False) and
+                if (
+                        cscene.get("no_caustics", False) and
                         not cscene.is_property_set("caustics_reflective") and
-                    not cscene.is_property_set("caustics_refractive")):
+                        not cscene.is_property_set("caustics_refractive")
+                ):
                     cscene.caustics_reflective = False
                     cscene.caustics_refractive = False
 

release/scripts/freestyle/modules/freestyle/chainingiterators.py

@@ -36,14 +36,14 @@ __all__ = (
     "pyFillOcclusionsAbsoluteAndRelativeChainingIterator",
     "pyFillQi0AbsoluteAndRelativeChainingIterator",
     "pyNoIdChainSilhouetteIterator",
-    )
+)
 
 
 # module members
 from _freestyle import (
     ChainPredicateIterator,
     ChainSilhouetteIterator,
-    )
+)
 
 # constructs for predicate definition in Python
 from freestyle.types import (
@@ -51,15 +51,15 @@ from freestyle.types import (
     ChainingIterator,
     Nature,
     TVertex,
-    )
+)
 from freestyle.predicates import (
     ExternalContourUP1D,
-    )
+)
 from freestyle.utils import (
     ContextFunctions as CF,
     get_chain_length,
     find_matching_vertex,
-    )
+)
 
 import bpy
 
@@ -73,7 +73,7 @@ NATURES = (
     Nature.SUGGESTIVE_CONTOUR,
     Nature.VALLEY,
     Nature.RIDGE
-    )
+)
 
 
 def nature_in_preceding(nature, index):
@@ -97,12 +97,12 @@ class pyChainSilhouetteIterator(ChainingIterator):
 
     def traverse(self, iter):
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             return find_matching_vertex(mate.id, it)
-        ## case of NonTVertex
+        # case of NonTVertex
         winner = None
         for i, nat in enumerate(NATURES):
             if (nat & self.current_edge.nature):
@@ -145,12 +145,12 @@ class pyChainSilhouetteGenericIterator(ChainingIterator):
 
     def traverse(self, iter):
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             return find_matching_vertex(mate.id, it)
-        ## case of NonTVertex
+        # case of NonTVertex
         winner = None
         for i, nat in enumerate(NATURES):
             if (nat & self.current_edge.nature):
@@ -227,7 +227,7 @@ class pySketchyChainSilhouetteIterator(ChainingIterator):
        :type stayInSelection: bool
     """
 
-    def __init__(self, nRounds=3,stayInSelection=True):
+    def __init__(self, nRounds=3, stayInSelection=True):
         ChainingIterator.__init__(self, stayInSelection, False, None, True)
         self._timeStamp = CF.get_time_stamp() + nRounds
         self._nRounds = nRounds
@@ -249,12 +249,12 @@ class pySketchyChainSilhouetteIterator(ChainingIterator):
 
     def traverse(self, iter):
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             return self.make_sketchy(find_matching_vertex(mate.id, it))
-        ## case of NonTVertex
+        # case of NonTVertex
         winner = None
         for i, nat in enumerate(NATURES):
             if (nat & self.current_edge.nature):
@@ -342,13 +342,13 @@ class pyFillOcclusionsRelativeChainingIterator(ChainingIterator):
         winner = None
         winnerOrientation = False
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             winner = find_matching_vertex(mate.id, it)
             winnerOrientation = not it.is_incoming if not it.is_end else False
-        ## case of NonTVertex
+        # case of NonTVertex
         else:
             for nat in NATURES:
                 if (self.current_edge.nature & nat):
@@ -379,7 +379,8 @@ class pyFillOcclusionsRelativeChainingIterator(ChainingIterator):
             while (not _cit.is_end) and _cit.object.time_stamp != self.timestamp:
                 connexl += _cit.object.length_2d
                 _cit.increment()
-                if _cit.is_begin: break
+                if _cit.is_begin:
+                    break
 
             if connexl > self._percent * self._length:
                 return None
@@ -411,13 +412,13 @@ class pyFillOcclusionsAbsoluteChainingIterator(ChainingIterator):
         winner = None
         winnerOrientation = False
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             winner = find_matching_vertex(mate.id, it)
             winnerOrientation = not it.is_incoming if not it.is_end else False
-        ## case of NonTVertex
+        # case of NonTVertex
         else:
             for nat in NATURES:
                 if (self.current_edge.nature & nat):
@@ -440,7 +441,8 @@ class pyFillOcclusionsAbsoluteChainingIterator(ChainingIterator):
             while (not _cit.is_end) and _cit.object.time_stamp != self.timestamp:
                 connexl += _cit.object.length_2d
                 _cit.increment()
-                if _cit.is_begin: break
+                if _cit.is_begin:
+                    break
 
             if connexl > self._length:
                 return None
@@ -463,6 +465,7 @@ class pyFillOcclusionsAbsoluteAndRelativeChainingIterator(ChainingIterator):
        :arg l: Absolute length.
        :type l: float
     """
+
     def __init__(self, percent, l):
         ChainingIterator.__init__(self, False, True, None, True)
         self._length = 0.0
@@ -479,13 +482,13 @@ class pyFillOcclusionsAbsoluteAndRelativeChainingIterator(ChainingIterator):
         winner = None
         winnerOrientation = False
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             winner = find_matching_vertex(mate.id, it)
             winnerOrientation = not it.is_incoming if not it.is_end else False
-        ## case of NonTVertex
+        # case of NonTVertex
         else:
             for nat in NATURES:
                 if (self.current_edge.nature & nat):
@@ -511,7 +514,8 @@ class pyFillOcclusionsAbsoluteAndRelativeChainingIterator(ChainingIterator):
             while (not _cit.is_end) and _cit.object.time_stamp != CF.get_time_stamp():
                 connexl += _cit.object.length_2d
                 _cit.increment()
-                    if _cit.is_begin: break
+                if _cit.is_begin:
+                    break
 
             if (connexl > self._percent * self._length) or (connexl > self._absLength):
                 return None
@@ -549,13 +553,13 @@ class pyFillQi0AbsoluteAndRelativeChainingIterator(ChainingIterator):
         winner = None
         winnerOrientation = False
         it = AdjacencyIterator(iter)
-        ## case of TVertex
+        # case of TVertex
         vertex = self.next_vertex
         if type(vertex) is TVertex:
             mate = vertex.get_mate(self.current_edge)
             winner = find_matching_vertex(mate.id, it)
             winnerOrientation = not it.is_incoming if not it.is_end else False
-        ## case of NonTVertex
+        # case of NonTVertex
         else:
             for nat in NATURES:
                 if (self.current_edge.nature & nat):
@@ -569,7 +573,6 @@ class pyFillQi0AbsoluteAndRelativeChainingIterator(ChainingIterator):
 
         if winner is not None and winner.qi:
 
-
             if self._length == 0.0:
                 self._length = get_chain_length(winner, winnerOrientation)
 
@@ -582,7 +585,8 @@ class pyFillQi0AbsoluteAndRelativeChainingIterator(ChainingIterator):
             while (not _cit.is_end) and _cit.object.qi != 0:
                 connexl += _cit.object.length_2d
                 _cit.increment()
-                    if _cit.is_begin: break
+                if _cit.is_begin:
+                    break
             if (connexl > self._percent * self._length) or (connexl > self._absLength):
                 return None
         return winner
@@ -637,7 +641,7 @@ class pyNoIdChainSilhouetteIterator(ChainingIterator):
                 if vA.id.first == vB.id.first:
                     return ve
             return None
-        ## case of NonTVertex
+        # case of NonTVertex
         else:
             for i, nat in enumerate(NATURES):
                 if (nat & self.current_edge.nature):

release/scripts/freestyle/modules/freestyle/predicates.py

@@ -95,7 +95,7 @@ __all__ = (
     "pyZBP1D",
     "pyZDiscontinuityBP1D",
     "pyZSmallerUP1D",
-    )
+)
 
 
 # module members
@@ -117,7 +117,7 @@ from _freestyle import (
     TrueUP1D,
     ViewMapGradientNormBP1D,
     WithinImageBoundaryUP1D,
-    )
+)
 
 # constructs for predicate definition in Python
 from freestyle.types import (
@@ -129,7 +129,7 @@ from freestyle.types import (
     TVertex,
     UnaryPredicate0D,
     UnaryPredicate1D,
-    )
+)
 from freestyle.functions import (
     Curvature2DAngleF0D,
     CurveNatureF1D,
@@ -149,7 +149,7 @@ from freestyle.functions import (
     pyCurvilinearLengthF0D,
     pyDensityAnisotropyF1D,
     pyViewMapGradientNormF1D,
-    )
+)
 
 from freestyle.utils import material_from_fedge
 
@@ -194,6 +194,7 @@ class pyBackTVertexUP0D(UnaryPredicate0D):
     Check whether an Interface0DIterator references a TVertex and is
     the one that is hidden (inferred from the context).
     """
+
     def __init__(self):
         UnaryPredicate0D.__init__(self)
         self._getQI = QuantitativeInvisibilityF0D()
@@ -533,7 +534,8 @@ class pyHighViewMapGradientNormUP1D(UnaryPredicate1D):
 
 
 class pyDensityVariableSigmaUP1D(UnaryPredicate1D):
-    def __init__(self, functor, sigmaMin, sigmaMax, lmin, lmax, tmin, tmax, integration=IntegrationType.MEAN, sampling=2.0):
+    def __init__(self, functor, sigmaMin, sigmaMax, lmin, lmax, tmin,
+                 tmax, integration=IntegrationType.MEAN, sampling=2.0):
         UnaryPredicate1D.__init__(self)
         self._functor = functor
         self._sigmaMin = float(sigmaMin)
@@ -672,8 +674,10 @@ class pyShuffleBP1D(BinaryPredicate1D):
     def __call__(self, inter1, inter2):
         return (random.uniform(0, 1) < random.uniform(0, 1))
 
+
 class MaterialBP1D(BinaryPredicate1D):
     """Checks whether the two supplied ViewEdges have the same material."""
+
     def __call__(self, i1, i2):
         fedges = (fe for ve in (i1, i2) for fe in (ve.first_fedge, ve.last_fedge))
         materials = {material_from_fedge(fe) for fe in fedges}

release/scripts/freestyle/modules/freestyle/types.py

@@ -170,4 +170,4 @@ from _freestyle import (
     ViewShape,
     ViewVertex,
     orientedViewEdgeIterator,
-    )
+)

release/scripts/freestyle/modules/freestyle/utils.py

@@ -51,14 +51,14 @@ __all__ = (
     "stroke_normal",
     "StrokeCollector",
     "tripplewise",
-    )
+)
 
 # module members
 from _freestyle import (
     ContextFunctions,
     getCurrentScene,
     integrate,
-    )
+)
 
 # constructs for helper functions in Python
 from freestyle.types import (
@@ -66,7 +66,7 @@ from freestyle.types import (
     Stroke,
     StrokeShader,
     StrokeVertexIterator,
-    )
+)
 
 from mathutils import Vector
 from functools import lru_cache, namedtuple
@@ -319,6 +319,7 @@ class BoundingBox:
 
 class StrokeCollector(StrokeShader):
     """Collects and Stores stroke objects"""
+
     def __init__(self):
         StrokeShader.__init__(self)
         self.strokes = []

release/scripts/freestyle/modules/parameter_editor.py

@@ -34,20 +34,20 @@ from freestyle.types import (
     TVertex,
     Material,
     ViewEdge,
-    )
+)
 from freestyle.chainingiterators import (
     ChainPredicateIterator,
     ChainSilhouetteIterator,
     pySketchyChainSilhouetteIterator,
     pySketchyChainingIterator,
-    )
+)
 from freestyle.functions import (
     Curvature2DAngleF0D,
     Normal2DF0D,
     QuantitativeInvisibilityF1D,
     VertexOrientation2DF0D,
     CurveMaterialF0D,
-    )
+)
 from freestyle.predicates import (
     AndUP1D,
     ContourUP1D,
@@ -67,7 +67,7 @@ from freestyle.predicates import (
     pyProjectedXBP1D,
     pyProjectedYBP1D,
     pyZBP1D,
-    )
+)
 from freestyle.shaders import (
     BackboneStretcherShader,
     BezierCurveShader,
@@ -86,7 +86,7 @@ from freestyle.shaders import (
     StrokeTextureStepShader,
     ThicknessNoiseShader as thickness_noise,
     TipRemoverShader,
-    )
+)
 from freestyle.utils import (
     angle_x_normal,
     bound,
@@ -103,12 +103,12 @@ from freestyle.utils import (
     pairwise,
     simplify,
     stroke_normal,
-    )
+)
 from _freestyle import (
     blendRamp,
     evaluateColorRamp,
     evaluateCurveMappingF,
-    )
+)
 
 import time
 import bpy
@@ -608,7 +608,9 @@ class NoiseShader:
 
 class ThicknessNoiseShader(ThicknessBlenderMixIn, ScalarBlendModifier, NoiseShader):
     """Thickness based on pseudo-noise"""
-    def __init__(self, thickness_position, thickness_ratio, blend_type, influence, amplitude, period, seed=512, asymmetric=True):
+
+    def __init__(self, thickness_position, thickness_ratio, blend_type,
+                 influence, amplitude, period, seed=512, asymmetric=True):
         ScalarBlendModifier.__init__(self, blend_type, influence)
         ThicknessBlenderMixIn.__init__(self, thickness_position, thickness_ratio)
         NoiseShader.__init__(self, amplitude, period, seed)

release/scripts/freestyle/styles/anisotropic_diffusion.py

@@ -29,13 +29,13 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueBP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
     SamplingShader,
     pyDiffusion2Shader,
-    )
+)
 from freestyle.types import Operators, Stroke
 
 
@@ -52,5 +52,5 @@ shaders_list = [
     SamplingShader(2),
     pyDiffusion2Shader(offset, nbIter),
     IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/apriori_and_causal_density.py

@@ -31,11 +31,11 @@ from freestyle.predicates import (
     TrueBP1D,
     pyDensityUP1D,
     pyHighViewMapDensityUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
-    )
+)
 from freestyle.types import IntegrationType, Operators
 
 upred = AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.3, IntegrationType.LAST))
@@ -45,5 +45,5 @@ Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(Quan
 shaders_list = [
     ConstantThicknessShader(2),
     ConstantColorShader(0, 0, 0, 1),
-    ]
+]
 Operators.create(pyDensityUP1D(1, 0.1, IntegrationType.MEAN), shaders_list)

release/scripts/freestyle/styles/apriori_density.py

@@ -29,17 +29,17 @@ from freestyle.predicates import (
     TrueBP1D,
     TrueUP1D,
     pyHighViewMapDensityUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
-    )
+)
 from freestyle.types import Operators
 
 
-Operators.select(AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.1,5)))
+Operators.select(AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.1, 5)))
 bpred = TrueBP1D()
-upred = AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.0007,5))
+upred = AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.0007, 5))
 Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(QuantitativeInvisibilityUP1D(0)))
 shaders_list = [
     ConstantThicknessShader(2),

release/scripts/freestyle/styles/blueprint_circles.py

@@ -30,25 +30,25 @@ from freestyle.predicates import (
     SameShapeIdBP1D,
     TrueUP1D,
     pyHigherLengthUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
     pyBluePrintCirclesShader,
     pyPerlinNoise1DShader,
-    )
+)
 from freestyle.types import Operators
 
 
 upred = AndUP1D(QuantitativeInvisibilityUP1D(0), ContourUP1D())
 bpred = SameShapeIdBP1D()
 Operators.select(upred)
-Operators.bidirectional_chain(ChainPredicateIterator(upred,bpred), NotUP1D(upred))
+Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(upred))
 Operators.select(pyHigherLengthUP1D(200))
 shaders_list = [
     ConstantThicknessShader(5),
     pyBluePrintCirclesShader(3),
     pyPerlinNoise1DShader(0.1, 15, 8),
     IncreasingColorShader(0.8, 0.8, 0.3, 0.4, 0.3, 0.3, 0.3, 0.1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/blueprint_ellipses.py

@@ -30,13 +30,13 @@ from freestyle.predicates import (
     SameShapeIdBP1D,
     TrueUP1D,
     pyHigherLengthUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
     pyBluePrintEllipsesShader,
     pyPerlinNoise1DShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -50,5 +50,5 @@ shaders_list = [
     pyBluePrintEllipsesShader(3),
     pyPerlinNoise1DShader(0.1, 10, 8),
     IncreasingColorShader(0.6, 0.3, 0.3, 0.7, 0.3, 0.3, 0.3, 0.1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/blueprint_squares.py

@@ -30,13 +30,13 @@ from freestyle.predicates import (
     SameShapeIdBP1D,
     TrueUP1D,
     pyHigherLengthUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
     pyBluePrintSquaresShader,
     pyPerlinNoise1DShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -51,5 +51,5 @@ shaders_list = [
     pyPerlinNoise1DShader(0.07, 10, 8),
     IncreasingColorShader(0.6, 0.3, 0.3, 0.7, 0.6, 0.3, 0.3, 0.3),
     ConstantThicknessShader(4),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/cartoon.py

@@ -28,12 +28,12 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     BezierCurveShader,
     ConstantThicknessShader,
     pyMaterialColorShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     BezierCurveShader(3),
     ConstantThicknessShader(4),
     pyMaterialColorShader(0.8),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/contour.py

@@ -29,11 +29,11 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     SameShapeIdBP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,6 +43,6 @@ upred = AndUP1D(QuantitativeInvisibilityUP1D(0), ContourUP1D())
 Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(QuantitativeInvisibilityUP1D(0)))
 shaders_list = [
     ConstantThicknessShader(5.0),
-    IncreasingColorShader(0.8,0,0,1,0.1,0,0,1),
+    IncreasingColorShader(0.8, 0, 0, 1, 0.1, 0, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/curvature2d.py

@@ -27,11 +27,11 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     py2DCurvatureColorShader,
-    )
+)
 from freestyle.types import Operators, Stroke
 
 
@@ -40,5 +40,5 @@ Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInv
 shaders_list = [
     ConstantThicknessShader(5),
     py2DCurvatureColorShader()
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/external_contour.py

@@ -29,11 +29,11 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueBP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -44,5 +44,5 @@ Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(upre
 shaders_list = [
     ConstantThicknessShader(3),
     ConstantColorShader(0.0, 0.0, 0.0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/external_contour_sketchy.py

@@ -30,14 +30,14 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     SmoothingShader,
     SpatialNoiseShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -50,5 +50,5 @@ shaders_list = [
     IncreasingThicknessShader(4, 10),
     SmoothingShader(400, 0.1, 0, 0.2, 0, 0, 0, 1),
     IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/external_contour_smooth.py

@@ -29,13 +29,13 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueBP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     SmoothingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -45,8 +45,8 @@ bpred = TrueBP1D()
 Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(upred))
 shaders_list = [
     SamplingShader(2),
-    IncreasingThicknessShader(4,20),
+    IncreasingThicknessShader(4, 20),
-    IncreasingColorShader(1.0, 0.0, 0.5,1, 0.5,1, 0.3, 1),
+    IncreasingColorShader(1.0, 0.0, 0.5, 1, 0.5, 1, 0.3, 1),
     SmoothingShader(100, 0.05, 0, 0.2, 0, 0, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/haloing.py

@@ -31,28 +31,28 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
     pyIsOccludedByUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     TipRemoverShader,
     pyTVertexRemoverShader,
-    )
+)
 from freestyle.types import Id, Operators
 
 
 # id corresponds to the id of the target object
 # (accessed by SHIFT+click)
-id = Id(3,0)
+id = Id(3, 0)
 upred = AndUP1D(QuantitativeInvisibilityUP1D(0), pyIsOccludedByUP1D(id))
 Operators.select(upred)
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(upred))
 shaders_list = [
     IncreasingThicknessShader(3, 5),
-    IncreasingColorShader(1,0,0, 1,0,1,0,1),
+    IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
     SamplingShader(1.0),
     pyTVertexRemoverShader(),
     TipRemoverShader(3.0),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/ignore_small_occlusions.py

@@ -25,21 +25,21 @@ from freestyle.chainingiterators import pyFillOcclusionsAbsoluteChainingIterator
 from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
-#Operators.bidirectional_chain(pyFillOcclusionsChainingIterator(0.1))
+# Operators.bidirectional_chain(pyFillOcclusionsChainingIterator(0.1))
 Operators.bidirectional_chain(pyFillOcclusionsAbsoluteChainingIterator(12))
 shaders_list = [
     SamplingShader(5.0),
     ConstantThicknessShader(3),
     ConstantColorShader(0.0, 0.0, 0.0),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/invisible_lines.py

@@ -27,12 +27,12 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     SamplingShader(5.0),
     ConstantThicknessShader(3.0),
     ConstantColorShader(0.7, 0.7, 0.7),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/japanese_bigbrush.py

@@ -31,7 +31,7 @@ from freestyle.predicates import (
     pyHigherNumberOfTurnsUP1D,
     pyLengthBP1D,
     pyParameterUP0D,
-    )
+)
 from freestyle.shaders import (
     BezierCurveShader,
     ConstantColorShader,
@@ -40,20 +40,20 @@ from freestyle.shaders import (
     TipRemoverShader,
     pyNonLinearVaryingThicknessShader,
     pySamplingShader,
-    )
+)
 from freestyle.types import IntegrationType, Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInvisibilityUP1D(0)))
-## Splits strokes at points of highest 2D curvature
+# Splits strokes at points of highest 2D curvature
-## when there are too many abrupt turns in it
+# when there are too many abrupt turns in it
 func = pyInverseCurvature2DAngleF0D()
 Operators.recursive_split(func, pyParameterUP0D(0.2, 0.8), NotUP1D(pyHigherNumberOfTurnsUP1D(3, 0.5)), 2)
-## Keeps only long enough strokes
+# Keeps only long enough strokes
 Operators.select(pyHigherLengthUP1D(100))
-## Sorts so as to draw the longest strokes first
+# Sorts so as to draw the longest strokes first
-## (this will be done using the causal density)
+# (this will be done using the causal density)
 Operators.sort(pyLengthBP1D())
 shaders_list = [
     pySamplingShader(10),
@@ -61,8 +61,8 @@ shaders_list = [
     SamplingShader(50),
     ConstantThicknessShader(10),
     pyNonLinearVaryingThicknessShader(4, 25, 0.6),
-    ConstantColorShader(0.2, 0.2, 0.2,1.0),
+    ConstantColorShader(0.2, 0.2, 0.2, 1.0),
     TipRemoverShader(10),
-    ]
+]
-## Use the causal density to avoid cluttering
+# Use the causal density to avoid cluttering
 Operators.create(pyDensityUP1D(8, 0.4, IntegrationType.MEAN), shaders_list)

release/scripts/freestyle/styles/long_anisotropically_dense.py

@@ -37,16 +37,16 @@ from freestyle.predicates import (
     pyHighDensityAnisotropyUP1D,
     pyHigherLengthUP1D,
     pyLengthBP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import IntegrationType, Operators
 
 
-## custom density predicate
+# custom density predicate
 class pyDensityUP1D(UnaryPredicate1D):
     def __init__(self, wsize, threshold, integration=IntegrationType.MEAN, sampling=2.0):
         UnaryPredicate1D.__init__(self)
@@ -61,21 +61,22 @@ class pyDensityUP1D(UnaryPredicate1D):
         m = self._func2(inter)
         if c < self._threshold:
             return 1
-        if m > 4*c:
+        if m > 4 * c:
-            if c < 1.5*self._threshold:
+            if c < 1.5 * self._threshold:
                 return 1
         return 0
 
+
 Operators.select(QuantitativeInvisibilityUP1D(0))
-Operators.bidirectional_chain(ChainSilhouetteIterator(),NotUP1D(QuantitativeInvisibilityUP1D(0)))
+Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInvisibilityUP1D(0)))
 Operators.select(pyHigherLengthUP1D(40))
-## selects lines having a high anisotropic a priori density
+# selects lines having a high anisotropic a priori density
-Operators.select(pyHighDensityAnisotropyUP1D(0.3,4))
+Operators.select(pyHighDensityAnisotropyUP1D(0.3, 4))
 Operators.sort(pyLengthBP1D())
 shaders_list = [
     SamplingShader(2.0),
     ConstantThicknessShader(2),
-    ConstantColorShader(0.2,0.2,0.25,1),
+    ConstantColorShader(0.2, 0.2, 0.25, 1),
-    ]
+]
-## uniform culling
+# uniform culling
-Operators.create(pyDensityUP1D(3.0,2.0e-2, IntegrationType.MEAN, 0.1), shaders_list)
+Operators.create(pyDensityUP1D(3.0, 2.0e-2, IntegrationType.MEAN, 0.1), shaders_list)

release/scripts/freestyle/styles/multiple_parameterization.py

@@ -31,26 +31,26 @@ from freestyle.chainingiterators import ChainSilhouetteIterator
 from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     IncreasingColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     pyHLRShader,
-    )
+)
 from freestyle.types import Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
-## Chain following the same nature, but without the restriction
+# Chain following the same nature, but without the restriction
-## of staying inside the selection (False).
+# of staying inside the selection (False).
 Operators.bidirectional_chain(ChainSilhouetteIterator(False))
 shaders_list = [
     SamplingShader(20),
     IncreasingThicknessShader(1.5, 30),
     ConstantColorShader(0.0, 0.0, 0.0),
     IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
-    pyHLRShader(),  ## this shader draws only visible portions
+    pyHLRShader(),  # this shader draws only visible portions
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/nature.py

@@ -30,11 +30,11 @@ from freestyle.predicates import (
     NotUP1D,
     TrueUP1D,
     pyNatureUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
-    )
+)
 from freestyle.types import Operators, Nature
 
 
@@ -43,5 +43,5 @@ Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(pyNatureUP1D(Na
 shaders_list = [
     IncreasingThicknessShader(3, 10),
     IncreasingColorShader(0.0, 0.0, 0.0, 1, 0.8, 0, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/near_lines.py

@@ -29,11 +29,11 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
     pyZSmallerUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
-    )
+)
 from freestyle.types import IntegrationType, Operators
 
 
@@ -43,5 +43,5 @@ Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(upred))
 shaders_list = [
     ConstantThicknessShader(5),
     ConstantColorShader(0.0, 0.0, 0.0),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/occluded_by_specific_object.py

@@ -28,18 +28,18 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
     pyIsInOccludersListUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Id, Operators
 
 
-## the id of the occluder (use SHIFT+click on the ViewMap to
+# the id of the occluder (use SHIFT+click on the ViewMap to
-## retrieve ids)
+# retrieve ids)
-id = Id(3,0)
+id = Id(3, 0)
 upred = AndUP1D(NotUP1D(QuantitativeInvisibilityUP1D(0)), pyIsInOccludersListUP1D(id))
 Operators.select(upred)
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(upred))
@@ -47,5 +47,5 @@ shaders_list = [
     SamplingShader(5),
     ConstantThicknessShader(3),
     ConstantColorShader(0.3, 0.3, 0.3, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/polygonalize.py

@@ -26,13 +26,13 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     PolygonalizationShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     ConstantThicknessShader(3),
     ConstantColorShader(0.0, 0.0, 0.0),
     PolygonalizationShader(8),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/qi0.py

@@ -27,12 +27,12 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -42,5 +42,5 @@ shaders_list = [
     SamplingShader(5.0),
     ConstantThicknessShader(4.0),
     ConstantColorShader(0.0, 0.0, 0.0)
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/qi0_not_external_contour.py

@@ -29,14 +29,14 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     BackboneStretcherShader,
     IncreasingColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     SpatialNoiseShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -49,5 +49,5 @@ shaders_list = [
     IncreasingThicknessShader(2, 5),
     BackboneStretcherShader(20),
     IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/qi1.py

@@ -28,12 +28,12 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     SamplingShader(5.0),
     ConstantThicknessShader(3),
     ConstantColorShader(0.5, 0.5, 0.5, 1)
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/qi2.py

@@ -28,12 +28,12 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     SamplingShader(10),
     ConstantThicknessShader(1.5),
     ConstantColorShader(0.7, 0.7, 0.7, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/sequentialsplit_sketchy.py

@@ -30,19 +30,19 @@ from freestyle.predicates import (
     TrueUP1D,
     pyBackTVertexUP0D,
     pyVertexNatureUP0D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     IncreasingThicknessShader,
     SpatialNoiseShader,
-    )
+)
 from freestyle.types import Nature, Operators
 
 
 upred = QuantitativeInvisibilityUP1D(0)
 Operators.select(upred)
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(upred))
-## starting and stopping predicates:
+# starting and stopping predicates:
 start = pyVertexNatureUP0D(Nature.NON_T_VERTEX)
 stop = pyBackTVertexUP0D()
 Operators.sequential_split(start, stop, 10)
@@ -50,5 +50,5 @@ shaders_list = [
     SpatialNoiseShader(7, 120, 2, True, True),
     IncreasingThicknessShader(5, 8),
     ConstantColorShader(0.2, 0.2, 0.2, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/sketchy_multiple_parameterization.py

@@ -27,7 +27,7 @@ from freestyle.chainingiterators import pySketchyChainSilhouetteIterator
 from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
@@ -35,7 +35,7 @@ from freestyle.shaders import (
     SmoothingShader,
     SpatialNoiseShader,
     pyHLRShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -48,5 +48,5 @@ shaders_list = [
     SmoothingShader(100, 0.05, 0, 0.2, 0, 0, 0, 1),
     IncreasingColorShader(0, 0.2, 0, 1, 0.2, 0.7, 0.2, 1),
     pyHLRShader(),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/sketchy_topology_broken.py

@@ -27,7 +27,7 @@ from freestyle.chainingiterators import pySketchyChainingIterator
 from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     IncreasingColorShader,
     IncreasingThicknessShader,
@@ -35,13 +35,13 @@ from freestyle.shaders import (
     SmoothingShader,
     SpatialNoiseShader,
     pyBackboneStretcherNoCuspShader,
-    )
+)
 from freestyle.types import Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
-## Chain 3 times each ViewEdge independently from the
+# Chain 3 times each ViewEdge independently from the
-## initial objects topology
+# initial objects topology
 Operators.bidirectional_chain(pySketchyChainingIterator(3))
 shaders_list = [
     SamplingShader(4),
@@ -50,5 +50,5 @@ shaders_list = [
     SmoothingShader(100, 0.1, 0, 0.2, 0, 0, 0, 1),
     pyBackboneStretcherNoCuspShader(20),
     IncreasingColorShader(0.2, 0.2, 0.2, 1, 0.5, 0.5, 0.5, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/sketchy_topology_preserved.py

@@ -27,14 +27,14 @@ from freestyle.chainingiterators import pySketchyChainSilhouetteIterator
 from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     SmoothingShader,
     SpatialNoiseShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -47,5 +47,5 @@ shaders_list = [
     IncreasingThicknessShader(4, 8),
     SmoothingShader(300, 0.05, 0, 0.2, 0, 0, 0, 0.5),
     ConstantColorShader(0.6, 0.2, 0.0),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/split_at_tvertices.py

@@ -27,22 +27,22 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
     pyVertexNatureUP0D,
-    )
+)
 from freestyle.shaders import (
     ConstantThicknessShader,
     IncreasingColorShader,
-    )
+)
 from freestyle.types import Nature, Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInvisibilityUP1D(0)))
 start = pyVertexNatureUP0D(Nature.T_VERTEX)
-## use the same predicate to decide where to start and where to stop
+# use the same predicate to decide where to start and where to stop
-## the strokes:
+# the strokes:
 Operators.sequential_split(start, start, 10)
 shaders_list = [
     ConstantThicknessShader(5),
     IncreasingColorShader(1, 0, 0, 1, 0, 1, 0, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/suggestive.py

@@ -30,11 +30,11 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
     pyNatureUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     IncreasingThicknessShader,
-    )
+)
 from freestyle.types import Nature, Operators
 
 
@@ -44,5 +44,5 @@ Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(upred))
 shaders_list = [
     IncreasingThicknessShader(1, 3),
     ConstantColorShader(0.2, 0.2, 0.2, 1),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/thickness_fof_depth_discontinuity.py

@@ -26,13 +26,13 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
     pyDepthDiscontinuityThicknessShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     ConstantThicknessShader(3),
     ConstantColorShader(0.0, 0.0, 0.0),
     pyDepthDiscontinuityThicknessShader(0.8, 6),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/tipremover.py

@@ -26,13 +26,13 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
     TipRemoverShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     ConstantThicknessShader(3),
     ConstantColorShader(0, 0, 0),
     TipRemoverShader(20),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/tvertex_remover.py

@@ -26,13 +26,13 @@ from freestyle.predicates import (
     NotUP1D,
     QuantitativeInvisibilityUP1D,
     TrueUP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     IncreasingThicknessShader,
     SamplingShader,
     pyTVertexRemoverShader,
-    )
+)
 from freestyle.types import Operators
 
 
@@ -43,5 +43,5 @@ shaders_list = [
     ConstantColorShader(0.2, 0.2, 0.2, 1),
     SamplingShader(10.0),
     pyTVertexRemoverShader(),
-    ]
+]
 Operators.create(TrueUP1D(), shaders_list)

release/scripts/freestyle/styles/uniformpruning_zsort.py

@@ -25,12 +25,12 @@ from freestyle.predicates import (
     QuantitativeInvisibilityUP1D,
     pyDensityUP1D,
     pyZBP1D,
-    )
+)
 from freestyle.shaders import (
     ConstantColorShader,
     ConstantThicknessShader,
     SamplingShader,
-    )
+)
 from freestyle.types import IntegrationType, Operators, Stroke
 
 
@@ -42,5 +42,5 @@ shaders_list = [
     ConstantThicknessShader(3),
     SamplingShader(5.0),
     ConstantColorShader(0, 0, 0, 1),
-    ]
+]
 Operators.create(pyDensityUP1D(2, 0.05, IntegrationType.MEAN, 4), shaders_list)

release/scripts/modules/animsys_refactor.py

@@ -80,7 +80,10 @@ class DataPathBuilder:
                 base_new = Ellipsis
                 # find the new name
                 if item.startswith("."):
-                    for class_name, item_new, options in rna_update_from_map.get(item[1:], []) + [(None, item[1:], None)]:
+                    for class_name, item_new, options in (
+                            rna_update_from_map.get(item[1:], []) +
+                            [(None, item[1:], None)]
+                    ):
                         if callable(item_new):
                             # No type check here, callback is assumed to know what it's doing.
                             base_new, item_new = item_new(base, class_name, item[1:], fcurve, options)

release/scripts/modules/bl_i18n_utils/utils_rtl.py

@@ -37,27 +37,27 @@ import ctypes
 import re
 
 
-#define FRIBIDI_MASK_NEUTRAL    0x00000040L /* Is neutral */
+# define FRIBIDI_MASK_NEUTRAL    0x00000040L /* Is neutral */
 FRIBIDI_PAR_ON = 0x00000040
 
 
-#define FRIBIDI_FLAG_SHAPE_MIRRORING    0x00000001
+# define FRIBIDI_FLAG_SHAPE_MIRRORING    0x00000001
-#define FRIBIDI_FLAG_REORDER_NSM    0x00000002
+# define FRIBIDI_FLAG_REORDER_NSM    0x00000002
 
-#define FRIBIDI_FLAG_SHAPE_ARAB_PRES    0x00000100
+# define FRIBIDI_FLAG_SHAPE_ARAB_PRES    0x00000100
-#define FRIBIDI_FLAG_SHAPE_ARAB_LIGA    0x00000200
+# define FRIBIDI_FLAG_SHAPE_ARAB_LIGA    0x00000200
-#define FRIBIDI_FLAG_SHAPE_ARAB_CONSOLE 0x00000400
+# define FRIBIDI_FLAG_SHAPE_ARAB_CONSOLE 0x00000400
 
-#define FRIBIDI_FLAG_REMOVE_BIDI    0x00010000
+# define FRIBIDI_FLAG_REMOVE_BIDI    0x00010000
-#define FRIBIDI_FLAG_REMOVE_JOINING 0x00020000
+# define FRIBIDI_FLAG_REMOVE_JOINING 0x00020000
-#define FRIBIDI_FLAG_REMOVE_SPECIALS    0x00040000
+# define FRIBIDI_FLAG_REMOVE_SPECIALS    0x00040000
 
-#define FRIBIDI_FLAGS_DEFAULT       ( \
+# define FRIBIDI_FLAGS_DEFAULT       ( \
 #   FRIBIDI_FLAG_SHAPE_MIRRORING    | \
 #   FRIBIDI_FLAG_REORDER_NSM    | \
 #   FRIBIDI_FLAG_REMOVE_SPECIALS    )
 
-#define FRIBIDI_FLAGS_ARABIC        ( \
+# define FRIBIDI_FLAGS_ARABIC        ( \
 #   FRIBIDI_FLAG_SHAPE_ARAB_PRES    | \
 #   FRIBIDI_FLAG_SHAPE_ARAB_LIGA    )
 

release/scripts/modules/bl_previews_utils/bl_previews_render.py

@@ -211,7 +211,8 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
                     bpy.data.lights.remove(bpy.data.lights[render_context.light_data, None])
                 else:
                     rna_backup_restore(light, render_context.backup_light)
-                    rna_backup_restore(bpy.data.lights[render_context.light_data, None], render_context.backup_light_data)
+                    rna_backup_restore(bpy.data.lights[render_context.light_data,
+                                                       None], render_context.backup_light_data)
             except Exception as e:
                 print("ERROR:", e)
                 success = False
@@ -229,7 +230,8 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
     def object_bbox_merge(bbox, ob, ob_space, offset_matrix):
         # Take collections instances into account (including linked one in this case).
         if ob.type == 'EMPTY' and ob.instance_type == 'COLLECTION':
-            grp_objects = tuple((ob.name, ob.library.filepath if ob.library else None) for ob in ob.instance_collection.all_objects)
+            grp_objects = tuple((ob.name, ob.library.filepath if ob.library else None)
+                                for ob in ob.instance_collection.all_objects)
             if (len(grp_objects) == 0):
                 ob_bbox = ob.bound_box
             else:
@@ -390,7 +392,10 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
             bpy.context.window.scene = scene
 
             bpy.ops.object.collection_instance_add(collection=grp.name)
-            grp_ob = next((ob for ob in scene.objects if ob.instance_collection and ob.instance_collection.name == grp.name))
+            grp_ob = next((
+                ob for ob in scene.objects
+                if ob.instance_collection and ob.instance_collection.name == grp.name
+            ))
             grp_obname = grp_ob.name
             bpy.context.view_layer.update()
 
@@ -470,7 +475,8 @@ def main():
     # Get rid of Blender args!
     argv = sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else []
 
-    parser = argparse.ArgumentParser(description="Use Blender to generate previews for currently open Blender file's items.")
+    parser = argparse.ArgumentParser(
+        description="Use Blender to generate previews for currently open Blender file's items.")
     parser.add_argument('--clear', default=False, action="store_true",
                         help="Clear previews instead of generating them.")
     parser.add_argument('--no_backups', default=False, action="store_true",

release/scripts/modules/gpu_extras/presets.py

@@ -78,9 +78,10 @@ def draw_texture_2d(texture_id, position, width, height):
     coords = ((0, 0), (1, 0), (1, 1), (0, 1))
 
     shader = gpu.shader.from_builtin('2D_IMAGE')
-    batch = batch_for_shader(shader, 'TRI_FAN',
+    batch = batch_for_shader(
-        {"pos" : coords,
+        shader, 'TRI_FAN',
-         "texCoord" : coords})
+        {"pos": coords, "texCoord": coords},
+    )
 
     bgl.glActiveTexture(bgl.GL_TEXTURE0)
     bgl.glBindTexture(bgl.GL_TEXTURE_2D, texture_id)

release/scripts/modules/graphviz_export.py

@@ -80,7 +80,13 @@ def graph_armature(obj, filepath, FAKE_PARENT=True, CONSTRAINTS=True, DRIVERS=Tr
 
             label.append("%s = %s" % (key, value))
 
-        opts = ["shape=box", "regular=1", "style=filled", "fixedsize=false", 'label="%s"' % compat_str('\n'.join(label))]
+        opts = [
+            "shape=box",
+            "regular=1",
+            "style=filled",
+            "fixedsize=false",
+            'label="%s"' % compat_str('\n'.join(label)),
+        ]
 
         if bone.name.startswith('ORG'):
             opts.append("fillcolor=yellow")
@@ -125,7 +131,15 @@ def graph_armature(obj, filepath, FAKE_PARENT=True, CONSTRAINTS=True, DRIVERS=Tr
                 subtarget = getattr(constraint, "subtarget", "")
                 if subtarget:
                     # TODO, not internal links
-                    opts = ['dir=forward', "weight=1", "arrowhead=normal", "arrowtail=none", "constraint=false", 'color="red"', 'labelfontsize=4']
+                    opts = [
+                        'dir=forward',
+                        "weight=1",
+                        "arrowhead=normal",
+                        "arrowtail=none",
+                        "constraint=false",
+                        'color="red"',
+                        'labelfontsize=4',
+                    ]
                     if XTRA_INFO:
                         label = "%s\n%s" % (constraint.type, constraint.name)
                         opts.append('label="%s"' % compat_str(label))
@@ -160,7 +174,15 @@ def graph_armature(obj, filepath, FAKE_PARENT=True, CONSTRAINTS=True, DRIVERS=Tr
                             pbone_target = rna_path_as_pbone(target.data_path)
                             rna_path_target = target.data_path
                             if pbone_target:
-                                opts = ['dir=forward', "weight=1", "arrowhead=normal", "arrowtail=none", "constraint=false", 'color="blue"', "labelfontsize=4"]
+                                opts = [
+                                    'dir=forward',
+                                    "weight=1",
+                                    "arrowhead=normal",
+                                    "arrowtail=none",
+                                    "constraint=false",
+                                    'color="blue"',
+                                    "labelfontsize=4",
+                                ]
                                 display_source = rna_path.replace("pose.bones", "")
                                 display_target = rna_path_target.replace("pose.bones", "")
                                 if XTRA_INFO:

release/scripts/startup/bl_operators/object_quick_effects.py

@@ -625,6 +625,7 @@ class QuickParticles(Operator):
         pointcloud_object.show_bounds = True
         return {'FINISHED'}
 
+
 classes = (
     QuickExplode,
     QuickFur,

release/scripts/startup/bl_ui/properties_data_hair.py

@@ -56,7 +56,7 @@ class HAIR_MT_add_attribute(Menu):
 
     @staticmethod
     def add_standard_attribute(layout, hair, name, data_type, domain):
-        exists = hair.attributes.get(name) != None
+        exists = hair.attributes.get(name) is not None
 
         col = layout.column()
         col.enabled = not exists
@@ -106,14 +106,21 @@ class DATA_PT_hair_attributes(DataButtonsPanel, Panel):
         row = layout.row()
 
         col = row.column()
-        col.template_list("HAIR_UL_attributes", "attributes", hair, "attributes", hair.attributes, "active_index", rows=3)
+        col.template_list(
+            "HAIR_UL_attributes",
+            "attributes",
+            hair,
+            "attributes",
+            hair.attributes,
+            "active_index",
+            rows=3,
+        )
 
         col = row.column(align=True)
         col.menu("HAIR_MT_add_attribute", icon='ADD', text="")
         col.operator("geometry.attribute_remove", icon='REMOVE', text="")
 
 
-
 class DATA_PT_custom_props_hair(DataButtonsPanel, PropertyPanel, Panel):
     COMPAT_ENGINES = {'BLENDER_RENDER', 'BLENDER_EEVEE', 'BLENDER_WORKBENCH'}
     _context_path = "object.data"

release/scripts/startup/bl_ui/properties_data_mesh.py

@@ -478,7 +478,15 @@ class DATA_PT_sculpt_vertex_colors(MeshButtonsPanel, Panel):
         row = layout.row()
         col = row.column()
 
-        col.template_list("MESH_UL_vcols", "svcols", me, "sculpt_vertex_colors", me.sculpt_vertex_colors, "active_index", rows=2)
+        col.template_list(
+            "MESH_UL_vcols",
+            "svcols",
+            me,
+            "sculpt_vertex_colors",
+            me.sculpt_vertex_colors,
+            "active_index",
+            rows=2,
+        )
 
         col = row.column(align=True)
         col.operator("mesh.sculpt_vertex_color_add", icon='ADD', text="")

release/scripts/startup/bl_ui/properties_data_pointcloud.py

@@ -56,7 +56,7 @@ class POINTCLOUD_MT_add_attribute(Menu):
 
     @staticmethod
     def add_standard_attribute(layout, pointcloud, name, data_type, domain):
-        exists = pointcloud.attributes.get(name) != None
+        exists = pointcloud.attributes.get(name) is not None
 
         col = layout.column()
         col.enabled = not exists
@@ -105,14 +105,21 @@ class DATA_PT_pointcloud_attributes(DataButtonsPanel, Panel):
         row = layout.row()
 
         col = row.column()
-        col.template_list("POINTCLOUD_UL_attributes", "attributes", pointcloud, "attributes", pointcloud.attributes, "active_index", rows=3)
+        col.template_list(
+            "POINTCLOUD_UL_attributes",
+            "attributes",
+            pointcloud,
+            "attributes",
+            pointcloud.attributes,
+            "active_index",
+            rows=3,
+        )
 
         col = row.column(align=True)
         col.menu("POINTCLOUD_MT_add_attribute", icon='ADD', text="")
         col.operator("geometry.attribute_remove", icon='REMOVE', text="")
 
 
-
 class DATA_PT_custom_props_pointcloud(DataButtonsPanel, PropertyPanel, Panel):
     COMPAT_ENGINES = {'BLENDER_RENDER', 'BLENDER_EEVEE', 'BLENDER_WORKBENCH'}
     _context_path = "object.data"

release/scripts/startup/bl_ui/properties_freestyle.py

@@ -33,7 +33,7 @@ class RenderFreestyleButtonsPanel:
     def poll(cls, context):
         scene = context.scene
         with_freestyle = bpy.app.build_options.freestyle
-        return scene and with_freestyle and(context.engine in cls.COMPAT_ENGINES)
+        return scene and with_freestyle and (context.engine in cls.COMPAT_ENGINES)
 
 
 class RENDER_PT_freestyle(RenderFreestyleButtonsPanel, Panel):

release/scripts/startup/bl_ui/properties_grease_pencil_common.py

@@ -814,7 +814,7 @@ class GPENCIL_MT_layer_mask_menu(Menu):
         for gpl in gpd.layers:
             if gpl != gpl_active and gpl.info not in gpl_active.mask_layers:
                 done = True
-                layout.operator("gpencil.layer_mask_add", text=gpl.info).name=gpl.info
+                layout.operator("gpencil.layer_mask_add", text=gpl.info).name = gpl.info
 
         if done is False:
             layout.label(text="No layers to add")

release/scripts/startup/bl_ui/properties_paint_common.py

@@ -549,8 +549,8 @@ def brush_settings(layout, context, brush, popover=False):
 
         row = layout.row(align=True)
         row.prop(brush, "hardness", slider=True)
-        row.prop(brush, "invert_hardness_pressure", text = "")
+        row.prop(brush, "invert_hardness_pressure", text="")
-        row.prop(brush, "use_hardness_pressure", text = "")
+        row.prop(brush, "use_hardness_pressure", text="")
 
         # auto_smooth_factor and use_inverse_smooth_pressure
         if capabilities.has_auto_smooth:
@@ -698,23 +698,23 @@ def brush_settings(layout, context, brush, popover=False):
         elif sculpt_tool == 'PAINT':
             row = layout.row(align=True)
             row.prop(brush, "flow")
-            row.prop(brush, "invert_flow_pressure", text = "")
+            row.prop(brush, "invert_flow_pressure", text="")
-            row.prop(brush, "use_flow_pressure", text= "")
+            row.prop(brush, "use_flow_pressure", text="")
 
             row = layout.row(align=True)
             row.prop(brush, "wet_mix")
-            row.prop(brush, "invert_wet_mix_pressure", text = "")
+            row.prop(brush, "invert_wet_mix_pressure", text="")
-            row.prop(brush, "use_wet_mix_pressure", text = "")
+            row.prop(brush, "use_wet_mix_pressure", text="")
 
             row = layout.row(align=True)
             row.prop(brush, "wet_persistence")
-            row.prop(brush, "invert_wet_persistence_pressure", text ="")
+            row.prop(brush, "invert_wet_persistence_pressure", text="")
-            row.prop(brush, "use_wet_persistence_pressure", text= "")
+            row.prop(brush, "use_wet_persistence_pressure", text="")
 
             row = layout.row(align=True)
             row.prop(brush, "density")
-            row.prop(brush, "invert_density_pressure", text = "")
+            row.prop(brush, "invert_density_pressure", text="")
-            row.prop(brush, "use_density_pressure", text = "")
+            row.prop(brush, "use_density_pressure", text="")
 
             row = layout.row()
             row.prop(brush, "tip_roundness")

release/scripts/startup/bl_ui/properties_physics_fluid.py

@@ -1232,7 +1232,10 @@ class PHYSICS_PT_export(PhysicButtonsPanel, Panel):
     @classmethod
     def poll(cls, context):
         domain = context.fluid.domain_settings
-        if not PhysicButtonsPanel.poll_fluid_domain(context) or (domain.cache_data_format != 'OPENVDB' and bpy.app.debug_value != 3001):
+        if (
+                not PhysicButtonsPanel.poll_fluid_domain(context) or
+                (domain.cache_data_format != 'OPENVDB' and bpy.app.debug_value != 3001)
+        ):
             return False
 
         return (context.engine in cls.COMPAT_ENGINES)

release/scripts/startup/bl_ui/space_text.py

@@ -177,7 +177,7 @@ class TEXT_PT_find(Panel):
 
         row = col.row(align=True)
         row.operator("text.replace")
-        row.operator("text.replace", text = "Replace all").all = True
+        row.operator("text.replace", text="Replace all").all = True
 
         layout.separator()
 

release/scripts/startup/bl_ui/space_toolsystem_toolbar.py

@@ -50,7 +50,7 @@ def generate_from_enum_ex(
         attr,
         cursor='DEFAULT',
         tooldef_keywords={},
-        exclude_filter = {}
+        exclude_filter={}
 ):
     tool_defs = []
     for enum in type.bl_rna.properties[attr].enum_items_static:
@@ -787,7 +787,6 @@ class _defs_edit_mesh:
                 col.prop(props, "mark_seam", text="Seam")
                 col.prop(props, "mark_sharp", text="Sharp")
 
-
                 col = layout.column()
                 col.active = edge_bevel
                 col.prop(props, "miter_outer", text="Miter Outer")
@@ -1215,7 +1214,7 @@ class _defs_sculpt:
             icon_prefix="brush.sculpt.",
             type=bpy.types.Brush,
             attr="sculpt_tool",
-            exclude_filter = exclude_filter,
+            exclude_filter=exclude_filter,
         )
 
     @ToolDef.from_fn
@@ -2094,6 +2093,7 @@ class _defs_gpencil_edit:
             draw_settings=draw_settings,
         )
 
+
 class _defs_gpencil_sculpt:
 
     @staticmethod
@@ -2291,6 +2291,7 @@ class _defs_sequencer_select:
             widget=None,
             keymap="Sequencer Tool: Select",
         )
+
     @ToolDef.from_fn
     def box():
         def draw_settings(_context, layout, tool):
@@ -2858,6 +2859,8 @@ class VIEW3D_PT_tools_active(ToolSelectPanelHelper, Panel):
             ),
         ],
     }
+
+
 class SEQUENCER_PT_tools_active(ToolSelectPanelHelper, Panel):
     bl_space_type = 'SEQUENCE_EDITOR'
     bl_region_type = 'TOOLS'

release/scripts/startup/bl_ui/space_view3d.py

@@ -276,9 +276,8 @@ class _draw_tool_settings_context_mode:
             layout.row().prop(brush, "direction", expand=True, text="")
 
         if capabilities.has_color:
-            UnifiedPaintPanel.prop_unified_color(layout, context, brush, "color", text = "")
+            UnifiedPaintPanel.prop_unified_color(layout, context, brush, "color", text="")
-            layout.prop(brush, "blend", text="", expand = False)
+            layout.prop(brush, "blend", text="", expand=False)
-
 
         return True
 
@@ -3132,6 +3131,7 @@ class VIEW3D_MT_sculpt_set_pivot(Menu):
         props = layout.operator("sculpt.set_pivot_position", text="Pivot to Surface Under Cursor")
         props.mode = 'SURFACE'
 
+
 class VIEW3D_MT_face_sets_init(Menu):
     bl_label = "Face Sets Init"
 
@@ -5383,7 +5383,6 @@ class VIEW3D_PT_view3d_properties(Panel):
         layout.use_property_split = True
         layout.use_property_decorate = False  # No animation.
 
-
         col = layout.column()
 
         subcol = col.column()
@@ -7396,6 +7395,7 @@ class TOPBAR_PT_gpencil_vertexcolor(GreasePencilVertexcolorPanel, Panel):
         ob = context.object
         return ob and ob.type == 'GPENCIL'
 
+
 classes = (
     VIEW3D_HT_header,
     VIEW3D_HT_tool_header,

release/windows/msix/create_msix_package.py

@@ -9,18 +9,64 @@ import subprocess
 import zipfile
 
 parser = argparse.ArgumentParser()
-parser.add_argument("--version", required=True, help="Version string in the form of 2.83.3.0")
+parser.add_argument(
-parser.add_argument("--url", required=True, help="Location of the release ZIP archive to download")
+    "--version",
-parser.add_argument("--publisher", required=True, help="A string in the form of 'CN=PUBLISHER'")
+    required=True,
-parser.add_argument("--pfx", required=False, help="Absolute path to the PFX file used for signing the resulting MSIX package")
+    help="Version string in the form of 2.83.3.0",
-parser.add_argument("--password", required=False, default="blender", help="Password for the PFX file")
+)
-parser.add_argument("--lts", required=False, help="If set this MSIX is for an LTS release", action='store_const', const=1)
+parser.add_argument(
-parser.add_argument("--skipdl", required=False, help="If set skip downloading of the specified URL as blender.zip. The tool assumes blender.zip exists", action='store_const', const=1)
+    "--url",
-parser.add_argument("--leavezip", required=False, help="If set don't clean up the downloaded blender.zip", action='store_const', const=1)
+    required=True,
-parser.add_argument("--overwrite", required=False, help="If set remove Content folder if it already exists", action='store_const', const=1)
+    help="Location of the release ZIP archive to download",
+)
+parser.add_argument(
+    "--publisher",
+    required=True,
+    help="A string in the form of 'CN=PUBLISHER'",
+)
+parser.add_argument(
+    "--pfx",
+    required=False,
+    help="Absolute path to the PFX file used for signing the resulting MSIX package",
+)
+parser.add_argument(
+    "--password",
+    required=False,
+    default="blender",
+    help="Password for the PFX file",
+)
+parser.add_argument(
+    "--lts",
+    required=False,
+    help="If set this MSIX is for an LTS release",
+    action='store_const',
+    const=1,
+)
+parser.add_argument(
+    "--skipdl",
+    required=False,
+    help="If set skip downloading of the specified URL as blender.zip. The tool assumes blender.zip exists",
+    action='store_const',
+    const=1,
+)
+parser.add_argument(
+    "--leavezip",
+    required=False,
+    help="If set don't clean up the downloaded blender.zip",
+    action='store_const',
+    const=1,
+)
+parser.add_argument(
+    "--overwrite",
+    required=False,
+    help="If set remove Content folder if it already exists",
+    action='store_const',
+    const=1,
+)
 args = parser.parse_args()
 
-def execute_command(cmd : list, name : str, errcode : int):
+
+def execute_command(cmd: list, name: str, errcode: int):
     """
     Execute given command in cmd. Output is captured. If an error
     occurs name is used to print ERROR message, along with stderr and
@@ -29,8 +75,10 @@ def execute_command(cmd : list, name : str, errcode : int):
     cmd_process = subprocess.run(cmd, capture_output=True, encoding="UTF-8")
     if cmd_process.returncode != 0:
         print(f"ERROR: {name} failed.")
-        if cmd_process.stdout: print(cmd_process.stdout)
+        if cmd_process.stdout:
-        if cmd_process.stderr: print(cmd_process.stderr)
+            print(cmd_process.stdout)
+        if cmd_process.stderr:
+            print(cmd_process.stderr)
         exit(errcode)
 
 
@@ -106,7 +154,8 @@ print(f"Extracting files from ZIP to {content_blender_folder}...")
 # ./Content/Blender/blender-2.83.3-windows64/blender.exe
 with zipfile.ZipFile(local_blender_zip, "r") as blender_zip:
     for entry in blender_zip.infolist():
-        if entry.is_dir(): continue
+        if entry.is_dir():
+            continue
         entry_location = pathlib.Path(entry.filename)
         target_location = content_blender_folder.joinpath(*entry_location.parts[1:])
         pathlib.Path(target_location.parent).mkdir(parents=True, exist_ok=True)

source/blender/datatoc/datatoc_icon.py

@@ -26,7 +26,10 @@ def write_png(buf, width, height):
     import struct
     # reverse the vertical line order and add null bytes at the start
     width_byte_4 = width * 4
-    raw_data = b"".join(b'\x00' + buf[span:span + width_byte_4] for span in range((height - 1) * width * 4, -1, - width_byte_4))
+    raw_data = b"".join(
+        b'\x00' + buf[span:span + width_byte_4]
+        for span in range((height - 1) * width * 4, -1, - width_byte_4)
+    )
 
     def png_pack(png_tag, data):
         chunk_head = png_tag + data

source/blender/datatoc/datatoc_icon_split_to_png.py

@@ -26,7 +26,10 @@ def write_png(buf, width, height):
     import struct
     # reverse the vertical line order and add null bytes at the start
     width_byte_4 = width * 4
-    raw_data = b"".join(b'\x00' + buf[span:span + width_byte_4] for span in range((height - 1) * width * 4, -1, - width_byte_4))
+    raw_data = b"".join(
+        b'\x00' + buf[span:span + width_byte_4]
+        for span in range((height - 1) * width * 4, -1, - width_byte_4)
+    )
 
     def png_pack(png_tag, data):
         chunk_head = png_tag + data

source/blender/makesrna/rna_cleanup/rna_cleaner.py

@@ -277,7 +277,8 @@ def write_files(basename, props_list, props_length_max):
             indent = '#   '
         else:
             indent = '    '
-        rna += indent + '("%s", "%s", "%s", "%s", "%s"),\n' % tuple(props[2:5] + props[6:])  # description is already string formatted
+        # Description is already string formatted.
+        rna += indent + '("%s", "%s", "%s", "%s", "%s"),\n' % tuple(props[2:5] + props[6:])
         # py
         blanks = [' ' * (x[0] - x[1]) for x in zip(props_length_max, list(map(len, props)))]
         props = [('"%s"%s' if props[-1] != x[0] else "%s%s") % (x[0], x[1]) for x in zip(props, blanks)]

source/blender/makesrna/rna_cleanup/rna_cleaner_merge.py

@@ -56,7 +56,10 @@ def main():
     if mod_from_dict:
         file_path = sys.argv[-2][:-3] + "_lost.py"
         write_work_file(file_path, list(mod_from_dict.values()))
-        print("Warning '%s' contains lost %d items from module %s.py" % (file_path, len(mod_from_dict), mod_from.__name__))
+        print(
+            "Warning '%s' contains lost %d items from module %s.py" %
+            (file_path, len(mod_from_dict), mod_from.__name__)
+        )
 
 
 if __name__ == "__main__":

tests/python/alembic_export_tests.py

@@ -592,7 +592,10 @@ class CustomPropertiesExportTest(AbstractAlembicTest):
 
     def _run_export(self, tempdir: pathlib.Path) -> pathlib.Path:
         abc = tempdir / 'custom-properties.abc'
-        script = "import bpy; bpy.context.scene.frame_set(1); bpy.ops.wm.alembic_export(filepath='%s', start=1, end=1)" % abc.as_posix()
+        script = (
+            "import bpy; bpy.context.scene.frame_set(1); "
+            "bpy.ops.wm.alembic_export(filepath='%s', start=1, end=1)" % abc.as_posix()
+        )
         self.run_blender('custom-properties.blend', script)
         return abc
 

tests/python/batch_import.py

@@ -150,10 +150,20 @@ def main():
 
     # Example background utility, add some text and renders or saves it (with options)
     # Possible types are: string, int, long, choice, float and complex.
-    parser.add_option("-o", "--operator", dest="operator", help="This text will be used to render an image", type="string")
+    parser.add_option(
+        "-o",
+        "--operator",
+        dest="operator",
+        help="This text will be used to render an image",
+        type="string")
     parser.add_option("-p", "--path", dest="path", help="Path to use for searching for files", type='string')
     parser.add_option("-m", "--match", dest="match", help="Wildcard to match filename", type="string")
-    parser.add_option("-s", "--save_path", dest="save_path", help="Save the input file to a blend file in a new location", metavar='string')
+    parser.add_option(
+        "-s",
+        "--save_path",
+        dest="save_path",
+        help="Save the input file to a blend file in a new location",
+        metavar='string')
     parser.add_option("-S", "--start", dest="start", help="From collected files, start with this index", metavar='int')
     parser.add_option("-E", "--end", dest="end", help="From collected files, end with this index", metavar='int')
 

tests/python/bl_alembic_io_test.py

@@ -313,13 +313,13 @@ class CameraExportImportTest(unittest.TestCase):
         self.loc_rot_scale('CAM_Unit_Transform', (0, 0, 0), (0, 0, 0))
 
         self.loc_rot_scale('CAM_Look_+Y', (2, 0, 0), (90, 0, 0))
-        self.loc_rot_scale('CAM_Static_Child_Left', (2-0.15, 0, 0), (90, 0, 0))
+        self.loc_rot_scale('CAM_Static_Child_Left', (2 - 0.15, 0, 0), (90, 0, 0))
-        self.loc_rot_scale('CAM_Static_Child_Right', (2+0.15, 0, 0), (90, 0, 0))
+        self.loc_rot_scale('CAM_Static_Child_Right', (2 + 0.15, 0, 0), (90, 0, 0))
         self.loc_rot_scale('Static_Child', (2, 0, 1), (90, 0, 0))
 
         self.loc_rot_scale('CAM_Animated', (4, 0, 0), (90, 0, 0))
-        self.loc_rot_scale('CAM_Animated_Child_Left', (4-0.15, 0, 0), (90, 0, 0))
+        self.loc_rot_scale('CAM_Animated_Child_Left', (4 - 0.15, 0, 0), (90, 0, 0))
-        self.loc_rot_scale('CAM_Animated_Child_Right', (4+0.15, 0, 0), (90, 0, 0))
+        self.loc_rot_scale('CAM_Animated_Child_Right', (4 + 0.15, 0, 0), (90, 0, 0))
         self.loc_rot_scale('Animated_Child', (4, 0, 1), (90, 0, 0))
 
         bpy.context.scene.frame_set(10)

tests/python/bl_blendfile_io.py

@@ -46,7 +46,7 @@ class TestBlendFileSaveLoadBasic(TestHelper):
 
 TESTS = (
     TestBlendFileSaveLoadBasic,
-    )
+)
 
 
 def argparse_create():

tests/python/bl_blendfile_liblink.py

@@ -44,7 +44,7 @@ class TestBlendLibLinkSaveLoadBasic(TestHelper):
 
 TESTS = (
     TestBlendLibLinkSaveLoadBasic,
-    )
+)
 
 
 def argparse_create():

tests/python/bl_constraints.py

@@ -85,7 +85,7 @@ class AbstractConstraintTests(unittest.TestCase):
         actual = self.bone_matrix(object_name, bone_name)
         self.assert_matrix(actual, expect, object_name)
 
-    def constraint_context(self, constraint_name: str, owner_name: str='') -> dict:
+    def constraint_context(self, constraint_name: str, owner_name: str = '') -> dict:
         """Return a context suitable for calling object constraint operators.
 
         Assumes the owner is called "{constraint_name}.owner" if owner_name=''.
@@ -100,7 +100,7 @@ class AbstractConstraintTests(unittest.TestCase):
         }
         return context
 
-    def bone_constraint_context(self, constraint_name: str, owner_name: str='', bone_name: str='') -> dict:
+    def bone_constraint_context(self, constraint_name: str, owner_name: str = '', bone_name: str = '') -> dict:
         """Return a context suitable for calling bone constraint operators.
 
         Assumes the owner's object is called "{constraint_name}.owner" if owner_name=''.

tests/python/bl_run_operators.py

@@ -503,7 +503,7 @@ def main():
 
 
 if __name__ == "__main__":
-    # ~ for i in range(200):
+    # for i in range(200):
-        # ~ RANDOM_SEED[0] += 1
+    #     RANDOM_SEED[0] += 1
-        #~ main()
+    #     main()
     main()

tests/python/eevee_render_tests.py

@@ -43,13 +43,13 @@ def setup():
         # Simple probe setup
         bpy.ops.object.lightprobe_add(type='CUBEMAP', location=(0.5, 0, 1.5))
         cubemap = bpy.context.selected_objects[0]
-        cubemap.scale = (2.5,2.5,1.0)
+        cubemap.scale = (2.5, 2.5, 1.0)
         cubemap.data.falloff = 0
         cubemap.data.clip_start = 2.4
 
         bpy.ops.object.lightprobe_add(type='GRID', location=(0, 0, 0.25))
         grid = bpy.context.selected_objects[0]
-        grid.scale = (1.735,1.735,1.735)
+        grid.scale = (1.735, 1.735, 1.735)
         grid.data.grid_resolution_x = 3
         grid.data.grid_resolution_y = 3
         grid.data.grid_resolution_z = 2

tests/python/modules/global_report.py

@@ -22,7 +22,7 @@ def _write_html(output_dir):
             filepath = os.path.join(output_dir, filename)
             combined_reports += pathlib.Path(filepath).read_text()
 
-        combined_reports += "<br/>\n";
+        combined_reports += "<br/>\n"
 
     html = """
 <html>
@@ -67,7 +67,7 @@ def add(output_dir, category, name, filepath, failed=None):
                      name=name,
                      filepath=filepath)
 
-    dirpath = os.path.join(output_dir, "report", category);
+    dirpath = os.path.join(output_dir, "report", category)
     os.makedirs(dirpath, exist_ok=True)
     filepath = os.path.join(dirpath, name + ".data")
     pathlib.Path(filepath).write_text(html)

tests/python/modules/mesh_test.py

@@ -128,7 +128,14 @@ class MeshTest:
     the public method run_test().
     """
 
-    def __init__(self, test_object_name: str, expected_object_name: str, operations_stack=None, apply_modifiers=False, threshold=None):
+    def __init__(
+            self,
+            test_object_name: str,
+            expected_object_name: str,
+            operations_stack=None,
+            apply_modifiers=False,
+            threshold=None,
+    ):
         """
         Constructs a MeshTest object. Raises a KeyError if objects with names expected_object_name
         or test_object_name don't exist.
@@ -259,7 +266,6 @@ class MeshTest:
         if self.apply_modifier:
             bpy.ops.object.modifier_apply(modifier=modifier_spec.modifier_name)
 
-
     def _bake_current_simulation(self, obj, test_mod_type, test_mod_name, frame_end):
         for scene in bpy.data.scenes:
             for modifier in obj.modifiers:
@@ -296,11 +302,15 @@ class MeshTest:
 
         scene.frame_set(physics_spec.frame_end + 1)
 
-        self._bake_current_simulation(test_object, physics_spec.modifier_type, physics_spec.modifier_name, physics_spec.frame_end)
+        self._bake_current_simulation(
+            test_object,
+            physics_spec.modifier_type,
+            physics_spec.modifier_name,
+            physics_spec.frame_end,
+        )
         if self.apply_modifier:
             bpy.ops.object.modifier_apply(modifier=physics_spec.modifier_name)
 
-
     def _apply_operator(self, test_object, operator: OperatorSpec):
         """
         Apply operator on test object.

tests/python/rna_array.py

@@ -164,7 +164,8 @@ class TestMArray(unittest.TestCase):
 
     def test_assign_item(self):
         # arr[i] = x
-        for arr, func in zip(("fmarr", "imarr", "bmarr", "fdmarr", "idmarr", "bdmarr"), (rand_float, rand_int, rand_bool) * 2):
+        for arr, func in zip(("fmarr", "imarr", "bmarr", "fdmarr", "idmarr", "bdmarr"),
+                             (rand_float, rand_int, rand_bool) * 2):
             rval = make_random_2d_array((4, 5), func)
 
             for i in range(3):
@@ -172,7 +173,8 @@ class TestMArray(unittest.TestCase):
                 self.assertEqual(prop_to_list(getattr(test, arr)[i]), rval)
 
         # arr[i][j] = x
-        for arr, func in zip(("fmarr", "imarr", "bmarr", "fdmarr", "idmarr", "bdmarr"), (rand_float, rand_int, rand_bool) * 2):
+        for arr, func in zip(("fmarr", "imarr", "bmarr", "fdmarr", "idmarr", "bdmarr"),
+                             (rand_float, rand_int, rand_bool) * 2):
 
             arr = getattr(test, arr)
             rval = make_random_array(5, func)
@@ -283,7 +285,10 @@ def prop_to_list(prop):
 
 
 def suite():
-    return unittest.TestSuite([unittest.TestLoader().loadTestsFromTestCase(TestArray), unittest.TestLoader().loadTestsFromTestCase(TestMArray)])
+    return unittest.TestSuite([
+        unittest.TestLoader().loadTestsFromTestCase(TestArray),
+        unittest.TestLoader().loadTestsFromTestCase(TestMArray),
+    ])
 
 
 if __name__ == "__main__":

tests/python/rna_info_dump.py

@@ -81,7 +81,10 @@ def api_dump(use_properties=True, use_functions=True):
 
             for prop in v.properties:
                 if prop.collection_type:
-                    funcs = [(prop.identifier + "." + func.identifier, func) for func in prop.collection_type.functions]
+                    funcs = [
+                        (prop.identifier + "." + func.identifier, func)
+                        for func in prop.collection_type.functions
+                    ]
                     for func_id, func in funcs:
                         data.append(func_to_str(struct_id_str, func_id, func))
         data.sort()
@@ -100,7 +103,10 @@ def api_dump(use_properties=True, use_functions=True):
 
             for prop in v.properties:
                 if prop.collection_type:
-                    props = [(prop.identifier + "." + prop_sub.identifier, prop_sub) for prop_sub in prop.collection_type.properties]
+                    props = [
+                        (prop.identifier + "." + prop_sub.identifier, prop_sub)
+                        for prop_sub in prop.collection_type.properties
+                    ]
                     for prop_sub_id, prop_sub in props:
                         data.append(prop_to_str(struct_id_str, prop_sub_id, prop_sub))
         data.sort()