style changes for operator scripts & some pep8 edits.

release/scripts/startup/bl_operators/mesh.py

@@ -16,7 +16,7 @@
 #
 # ##### END GPL LICENSE BLOCK #####
 
-# <pep8 compliant>
+# <pep8-80 compliant>
 
 import bpy
 
@@ -111,7 +111,8 @@ class MeshMirrorUV(bpy.types.Operator):
 
         #for i, v in enumerate(mesh.vertices):
         vmap = {}
-        for mirror_a, mirror_b in (mirror_gt, mirror_lt), (mirror_lt, mirror_gt):
+        for mirror_a, mirror_b in ((mirror_gt, mirror_lt),
+                                   (mirror_lt, mirror_gt)):
             for co, i in mirror_a.items():
                 nco = (-co[0], co[1], co[2])
                 j = mirror_b.get(nco)
@@ -120,7 +121,8 @@ class MeshMirrorUV(bpy.types.Operator):
 
         active_uv_layer = mesh.uv_textures.active.data
         fuvs = [(uv.uv1, uv.uv2, uv.uv3, uv.uv4) for uv in active_uv_layer]
-        fuvs_cpy = [(uv[0].copy(), uv[1].copy(), uv[2].copy(), uv[3].copy()) for uv in fuvs]
+        fuvs_cpy = [(uv[0].copy(), uv[1].copy(), uv[2].copy(), uv[3].copy())
+                    for uv in fuvs]
 
         # as a list
         faces = mesh.faces[:]