Fixed line continuations in examples per #221

doc/examples.rst

@@ -71,8 +71,8 @@ of a working plane is at the center of the face.  The default hole depth is thro
         center_hole_dia = 22.0
 
         # Create a box based on the dimensions above and add a 22mm center hole
-        result = cq.Workplane("XY").box(length, height, thickness) \
+        result = (cq.Workplane("XY").box(length, height, thickness)
-            .faces(">Z").workplane().hole(center_hole_dia)
+            .faces(">Z").workplane().hole(center_hole_dia))
 
         show_object(result)
 
@@ -121,8 +121,8 @@ closed curve.
 
 .. cq_plot::
 
-    result = cq.Workplane("front").lineTo(2.0, 0).lineTo(2.0, 1.0).threePointArc((1.0, 1.5),(0.0, 1.0))\
+    result = (cq.Workplane("front").lineTo(2.0, 0).lineTo(2.0, 1.0).threePointArc((1.0, 1.5),(0.0, 1.0))
-        .close().extrude(0.25)
+        .close().extrude(0.25))
     show_object(result)
 
 
@@ -152,7 +152,7 @@ A new work plane center can be established at any point.
     result = result.center(1.5, 0.0).rect(0.5, 0.5) # new work center is  (1.5, 0.0)
 
     result = result.center(-1.5, 1.5).circle(0.25) # new work center is ( 0.0, 1.5).
-    #the new center is specified relative to the previous center, not global coordinates!
+    # The new center is specified relative to the previous center, not global coordinates!
 
     result = result.extrude(0.25)
     show_object(result)
@@ -204,8 +204,8 @@ correct for small hole sizes.
 
 .. cq_plot::
 
-    result = cq.Workplane("front").box(3.0, 4.0, 0.25).pushPoints ( [ ( 0,0.75 ),(0, -0.75) ]) \
+    result = (cq.Workplane("front").box(3.0, 4.0, 0.25).pushPoints ( [ ( 0,0.75 ),(0, -0.75) ])
-        .polygon(6, 1.0).cutThruAll()
+        .polygon(6, 1.0).cutThruAll())
     show_object(result)
 
 .. topic:: Api References
@@ -467,9 +467,9 @@ You can create a rotated work plane by specifying angles of rotation relative to
 
 .. cq_plot::
 
-    result = cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z").workplane()  \
+    result = (cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z").workplane()
-         .transformed(offset=cq.Vector(0, -1.5, 1.0),rotate=cq.Vector(60, 0, 0)) \
+         .transformed(offset=cq.Vector(0, -1.5, 1.0),rotate=cq.Vector(60, 0, 0))
-         .rect(1.5,1.5,forConstruction=True).vertices().hole(0.25)
+         .rect(1.5,1.5,forConstruction=True).vertices().hole(0.25))
     show_object(result)
 
 .. topic:: Api References
@@ -492,8 +492,8 @@ In the example below, a rectangle is drawn, and its vertices are used to locate
 
 .. cq_plot::
 
-    result = cq.Workplane("front").box(2, 2, 0.5).faces(">Z").workplane() \
+    result = (cq.Workplane("front").box(2, 2, 0.5).faces(">Z").workplane()
-        .rect(1.5, 1.5, forConstruction=True).vertices().hole(0.125 )
+        .rect(1.5, 1.5, forConstruction=True).vertices().hole(0.125 ))
     show_object(result)
 
 .. topic:: Api References
@@ -538,8 +538,8 @@ and a circular section.
 
 .. cq_plot::
 
-    result = cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z").circle(1.5) \
+    result = (cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z").circle(1.5)
-        .workplane(offset=3.0).rect(0.75, 0.5).loft(combine=True)
+        .workplane(offset=3.0).rect(0.75, 0.5).loft(combine=True))
 
     show_object(result)
 
@@ -563,8 +563,8 @@ Similar to :py:meth:`Workplane.hole` , these functions operate on a list of poin
 
 .. cq_plot::
 
-    result = cq.Workplane(cq.Plane.XY()).box(4,2, 0.5).faces(">Z").workplane().rect(3.5, 1.5, forConstruction=True)\
+    result = (cq.Workplane(cq.Plane.XY()).box(4,2, 0.5).faces(">Z").workplane().rect(3.5, 1.5, forConstruction=True)
-    .vertices().cboreHole(0.125, 0.25, 0.125, depth=None)
+    .vertices().cboreHole(0.125, 0.25, 0.125, depth=None))
 
     show_object(result)
 
@@ -614,10 +614,10 @@ with just a few lines of code.
 
         (length,height,bearing_diam, thickness,padding) = ( 30.0, 40.0, 22.0, 10.0, 8.0)
 
-        result = cq.Workplane("XY").box(length,height,thickness).faces(">Z").workplane().hole(bearing_diam) \
+        result = (cq.Workplane("XY").box(length,height,thickness).faces(">Z").workplane().hole(bearing_diam)
-                .faces(">Z").workplane() \
+                .faces(">Z").workplane()
-                .rect(length-padding,height-padding,forConstruction=True) \
+                .rect(length-padding,height-padding,forConstruction=True)
-                .vertices().cboreHole(2.4, 4.4, 2.1)
+                .vertices().cboreHole(2.4, 4.4, 2.1))
 
         show_object(result)
 
@@ -665,10 +665,10 @@ ones at 13 lines, but that's very short compared to the pythonOCC version, which
     (L,w,t) = (20.0, 6.0, 3.0)
     s = cq.Workplane("XY")
 
-    #draw half the profile of the bottle and extrude it
+    # Draw half the profile of the bottle and extrude it
-    p = s.center(-L/2.0, 0).vLine(w/2.0) \
+    p = (s.center(-L/2.0, 0).vLine(w/2.0)
-        .threePointArc((L/2.0, w/2.0 + t),(L, w/2.0)).vLine(-w/2.0) \
+        .threePointArc((L/2.0, w/2.0 + t),(L, w/2.0)).vLine(-w/2.0)
-        .mirrorX().extrude(30.0,True)
+        .mirrorX().extrude(30.0,True))
 
     #make the neck
     p = p.faces(">Z").workplane().circle(3.0).extrude(2.0,True)
@@ -729,9 +729,9 @@ A Parametric Enclosure
         oshell = oshell.edges("|Z").fillet(p_sideRadius)
 
     #inner shell
-    ishell = oshell.faces("<Z").workplane(p_thickness,True)\
+    ishell = (oshell.faces("<Z").workplane(p_thickness,True)
-        .rect((p_outerWidth - 2.0* p_thickness),(p_outerLength - 2.0*p_thickness))\
+        .rect((p_outerWidth - 2.0* p_thickness),(p_outerLength - 2.0*p_thickness))
-        .extrude((p_outerHeight - 2.0*p_thickness),False) #set combine false to produce just the new boss
+        .extrude((p_outerHeight - 2.0*p_thickness),False) #set combine false to produce just the new boss)
     ishell = ishell.edges("|Z").fillet(p_sideRadius - p_thickness)
 
     #make the box outer box
@@ -741,10 +741,10 @@ A Parametric Enclosure
     POSTWIDTH = (p_outerWidth - 2.0*p_screwpostInset)
     POSTLENGTH = (p_outerLength  -2.0*p_screwpostInset)
 
-    box = box.faces(">Z").workplane(-p_thickness)\
+    box = (box.faces(">Z").workplane(-p_thickness)
-        .rect(POSTWIDTH,POSTLENGTH,forConstruction=True)\
+        .rect(POSTWIDTH,POSTLENGTH,forConstruction=True)
-        .vertices().circle(p_screwpostOD/2.0).circle(p_screwpostID/2.0)\
+        .vertices().circle(p_screwpostOD/2.0).circle(p_screwpostID/2.0)
-        .extrude((-1.0)*(p_outerHeight + p_lipHeight -p_thickness ),True)
+        .extrude((-1.0)*(p_outerHeight + p_lipHeight -p_thickness ),True))
 
     #split lid into top and bottom parts
     (lid,bottom) = box.faces(">Z").workplane(-p_thickness -p_lipHeight ).split(keepTop=True,keepBottom=True).all()  #splits into two solids
@@ -835,23 +835,23 @@ regarding the underside of the brick.
     s = s.faces("<Z").shell(-1.0 * t)
 
     # make the bumps on the top
-    s = s.faces(">Z").workplane(). \
+    s = (s.faces(">Z").workplane().
-        rarray(pitch, pitch, lbumps, wbumps, True).circle(bumpDiam / 2.0) \
+        rarray(pitch, pitch, lbumps, wbumps, True).circle(bumpDiam / 2.0)
-        .extrude(bumpHeight)
+        .extrude(bumpHeight))
 
     # add posts on the bottom. posts are different diameter depending on geometry
     # solid studs for 1 bump, tubes for multiple, none for 1x1
     tmp = s.faces("<Z").workplane(invert=True)
 
     if lbumps > 1 and wbumps > 1:
-        tmp = tmp.rarray(pitch, pitch, lbumps - 1, wbumps - 1, center=True). \
+        tmp = (tmp.rarray(pitch, pitch, lbumps - 1, wbumps - 1, center=True).
-            circle(postDiam / 2.0).circle(bumpDiam / 2.0).extrude(height - t)
+            circle(postDiam / 2.0).circle(bumpDiam / 2.0).extrude(height - t))
     elif lbumps > 1:
-        tmp = tmp.rarray(pitch, pitch, lbumps - 1, 1, center=True). \
+        tmp = (tmp.rarray(pitch, pitch, lbumps - 1, 1, center=True).
-            circle(t).extrude(height - t)
+            circle(t).extrude(height - t))
     elif wbumps > 1:
-        tmp = tmp.rarray(pitch, pitch, 1, wbumps - 1, center=True). \
+        tmp = (tmp.rarray(pitch, pitch, 1, wbumps - 1, center=True).
-            circle(t).extrude(height - t)
+            circle(t).extrude(height - t))
     else:
         tmp = s
 
@@ -1018,12 +1018,12 @@ Braille Example
             line_start_pos += Point(0, -cell_geometry.interline)
 
         r = get_cylinder_radius(cell_geometry)
-        base = base.faces('>Z').vertices('<XY').workplane() \
+        base = (base.faces('>Z').vertices('<XY').workplane()
-            .pushPoints(dot_pos).circle(r) \
+            .pushPoints(dot_pos).circle(r)
-            .extrude(r)
+            .extrude(r))
         # Make a fillet almost the same radius to get a pseudo spherical cap.
-        base = base.faces('>Z').edges() \
+        base = (base.faces('>Z').edges()
-            .fillet(r - 0.001)
+            .fillet(r - 0.001))
         hidding_box = cq.Workplane('XY').box(
             base_width, base_height, base_thickness, centered=(False, False, False))
         result = hidding_box.union(base)
@@ -1119,7 +1119,7 @@ This specific examples generates a helical cycloidal gear.
             return hypocycloid(t,r1,r2)
 
     # create the gear profile and extrude it
-    result = cq.Workplane('XY').parametricCurve(lambda t: gear(t*2*pi,6,1))\
+    result = (cq.Workplane('XY').parametricCurve(lambda t: gear(t*2*pi,6,1))
-        .twistExtrude(15,90).faces('>Z').workplane().circle(2).cutThruAll()
+        .twistExtrude(15,90).faces('>Z').workplane().circle(2).cutThruAll())
 
     show_object(result)

examples/Ex002_Block_With_Bored_Center_Hole.py

@@ -13,8 +13,8 @@ center_hole_dia = 22.0      # Diameter of center hole in block
 # 2.  The highest (max) Z face is selected and a new workplane is created on it.
 # 3.  The new workplane is used to drill a hole through the block.
 # 3a. The hole is automatically centered in the workplane.
-result = cq.Workplane("XY").box(length, height, thickness) \
+result = (cq.Workplane("XY").box(length, height, thickness)
-    .faces(">Z").workplane().hole(center_hole_dia)
+    .faces(">Z").workplane().hole(center_hole_dia))
 
 # Displays the result of this script
 show_object(result)

examples/Ex003_Pillow_Block_With_Counterbored_Holes.py

@@ -26,12 +26,12 @@ cbore_depth = 2.1                   # Bolt head pocket hole depth
 #     do not show up in the final displayed geometry.
 # 6.  The vertices of the rectangle (corners) are selected, and a counter-bored
 #     hole is placed at each of the vertices (all 4 of them at once).
-result = cq.Workplane("XY").box(length, height, thickness) \
+result = (cq.Workplane("XY").box(length, height, thickness)
-    .faces(">Z").workplane().hole(center_hole_dia) \
+    .faces(">Z").workplane().hole(center_hole_dia)
-    .faces(">Z").workplane() \
+    .faces(">Z").workplane()
-    .rect(length - cbore_inset, height - cbore_inset, forConstruction=True) \
+    .rect(length - cbore_inset, height - cbore_inset, forConstruction=True)
-    .vertices().cboreHole(cbore_hole_diameter, cbore_diameter, cbore_depth) \
+    .vertices().cboreHole(cbore_hole_diameter, cbore_diameter, cbore_depth)
-    .edges("|Z").fillet(2.0)
+    .edges("|Z").fillet(2.0))
 
 # Displays the result of this script
 show_object(result)

examples/Ex004_Extruded_Cylindrical_Plate.py

@@ -21,9 +21,9 @@ rectangle_length = 19.0     # Length of rectangular hole in cylindrical plate
 #     plate with a rectangular hole in the center.
 # 3a. circle() and rect() could be changed to any other shape to completely
 #     change the resulting plate and/or the hole in it.
-result = cq.Workplane("front").circle(circle_radius) \
+result = (cq.Workplane("front").circle(circle_radius)
-                              .rect(rectangle_width, rectangle_length) \
+                              .rect(rectangle_width, rectangle_length)
-                              .extrude(thickness)
+                              .extrude(thickness))
 
 # Displays the result of this script
 show_object(result)

examples/Ex005_Extruded_Lines_and_Arcs.py

@@ -34,12 +34,12 @@ thickness = 0.25    # Thickness of the plate
 # 7a. Without the close(), the 2D sketch will be left open and the extrude
 #     operation will provide unpredictable results.
 # 8.  The 2D sketch is extruded into a solid object of the specified thickness.
-result = cq.Workplane("front").lineTo(width, 0) \
+result = (cq.Workplane("front").lineTo(width, 0)
-                              .lineTo(width, 1.0) \
+                              .lineTo(width, 1.0)
-                              .threePointArc((1.0, 1.5), (0.0, 1.0)) \
+                              .threePointArc((1.0, 1.5), (0.0, 1.0))
-                              .sagittaArc((-0.5, 1.0), 0.2) \
+                              .sagittaArc((-0.5, 1.0), 0.2)
-                              .radiusArc((-0.7, -0.2), -1.5) \
+                              .radiusArc((-0.7, -0.2), -1.5)
-                              .close().extrude(thickness)
+                              .close().extrude(thickness))
 
 # Displays the result of this script
 show_object(result)

examples/Ex008_Polygon_Creation.py

@@ -30,10 +30,10 @@ polygon_dia = 1.0   # The diameter of the circle enclosing the polygon points
 #     like cutBlind() assume a positive cut direction, but cutThruAll() assumes
 #     instead that the cut is made from a max direction and cuts downward from
 #     that max through all objects.
-result = cq.Workplane("front").box(width, height, thickness) \
+result = (cq.Workplane("front").box(width, height, thickness)
-                                    .pushPoints([(0, 0.75), (0, -0.75)]) \
+                                    .pushPoints([(0, 0.75), (0, -0.75)])
-                                    .polygon(polygon_sides, polygon_dia) \
+                                    .polygon(polygon_sides, polygon_dia)
-                                    .cutThruAll()
+                                    .cutThruAll())
 
 # Displays the result of this script
 show_object(result)

examples/Ex009_Polylines.py

@@ -30,10 +30,10 @@ pts = [
 # 3.  Only half of the I-beam profile has been drawn so far. That half is
 #     mirrored around the Y-axis to create the complete I-beam profile.
 # 4.  The I-beam profile is extruded to the final length of the beam.
-result = cq.Workplane("front").moveTo(0, H/2.0) \
+result = (cq.Workplane("front").moveTo(0, H/2.0)
-                              .polyline(pts) \
+                              .polyline(pts)
-                              .mirrorY() \
+                              .mirrorY()
-                              .extrude(L)
+                              .extrude(L))
 
 # Displays the result of this script
 show_object(result)

examples/Ex015_Rotated_Workplanes.py

@@ -13,10 +13,10 @@ import cadquery as cq
 # 6.  Selects the vertices of the for-construction rectangle.
 # 7.  Places holes at the center of each selected vertex.
 # 7a. Since the workplane is rotated, this results in angled holes in the face.
-result = cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z") \
+result = (cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z")
-                 .workplane() \
+                 .workplane()
-                 .transformed(offset=(0, -1.5, 1.0), rotate=(60, 0, 0)) \
+                 .transformed(offset=(0, -1.5, 1.0), rotate=(60, 0, 0))
-                 .rect(1.5, 1.5, forConstruction=True).vertices().hole(0.25)
+                 .rect(1.5, 1.5, forConstruction=True).vertices().hole(0.25))
 
 # Displays the result of this script
 show_object(result)

examples/Ex016_Using_Construction_Geometry.py

@@ -12,10 +12,10 @@ import cadquery as cq
 #     other geometry.
 # 6.  Selects the vertices of the for-construction rectangle.
 # 7.  Places holes at the center of each selected vertex.
-result = cq.Workplane("front").box(2, 2, 0.5)\
+result = (cq.Workplane("front").box(2, 2, 0.5)
-                 .faces(">Z").workplane() \
+                 .faces(">Z").workplane()
-                 .rect(1.5, 1.5, forConstruction=True).vertices() \
+                 .rect(1.5, 1.5, forConstruction=True).vertices()
-                 .hole(0.125)
+                 .hole(0.125))
 
 # Displays the result of this script
 show_object(result)

examples/Ex018_Making_Lofts.py

@@ -11,10 +11,10 @@ import cadquery as cq
 # 5.  Creates a workplane 3 mm above the face the circle was drawn on.
 # 6.  Draws a 2D circle on the new, offset workplane.
 # 7.  Creates a loft between the circle and the rectangle.
-result = cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z") \
+result = (cq.Workplane("front").box(4.0, 4.0, 0.25).faces(">Z")
-                              .circle(1.5).workplane(offset=3.0) \
+                              .circle(1.5).workplane(offset=3.0)
-                              .rect(0.75, 0.5) \
+                              .rect(0.75, 0.5)
-                              .loft(combine=True)
+                              .loft(combine=True))
 
 # Displays the result of this script
 show_object(result)

examples/Ex019_Counter_Sunk_Holes.py

@@ -11,9 +11,9 @@ import cadquery as cq
 #     function.
 # 5a. When the depth of the counter-sink hole is set to None, the hole will be
 #     cut through.
-result = cq.Workplane(cq.Plane.XY()).box(4, 2, 0.5).faces(">Z") \
+result = (cq.Workplane(cq.Plane.XY()).box(4, 2, 0.5).faces(">Z")
-                 .workplane().rect(3.5, 1.5, forConstruction=True) \
+                 .workplane().rect(3.5, 1.5, forConstruction=True)
-                 .vertices().cskHole(0.125, 0.25, 82.0, depth=None)
+                 .vertices().cskHole(0.125, 0.25, 82.0, depth=None))
 
 # Displays the result of this script
 show_object(result)

examples/Ex021_Splitting_an_Object.py

@@ -9,8 +9,8 @@ import cadquery as cq
 #     that new geometry can be built on.
 # 4.  Draws a 2D circle on the new workplane and then uses it to cut a hole
 #     all the way through the box.
-c = cq.Workplane("XY").box(1, 1, 1).faces(">Z").workplane() \
+c = (cq.Workplane("XY").box(1, 1, 1).faces(">Z").workplane()
-                      .circle(0.25).cutThruAll()
+                      .circle(0.25).cutThruAll())
 
 # 5.  Selects the face furthest away from the origin in the +Y axis direction.
 # 6.  Creates an offset workplane that is set in the center of the object.

examples/Ex024_Sweep_With_Multiple_Sections.py

@@ -4,37 +4,37 @@ import cadquery as cq
 path = cq.Workplane("XZ").moveTo(-10, 0).lineTo(10, 0)
 
 # Sweep a circle from diameter 2.0 to diameter 1.0 to diameter 2.0 along X axis length 10.0 + 10.0
-defaultSweep = cq.Workplane("YZ").workplane(offset=-10.0).circle(2.0). \
+defaultSweep = (cq.Workplane("YZ").workplane(offset=-10.0).circle(2.0).
-    workplane(offset=10.0).circle(1.0). \
+    workplane(offset=10.0).circle(1.0).
-    workplane(offset=10.0).circle(2.0).sweep(path, multisection=True)
+    workplane(offset=10.0).circle(2.0).sweep(path, multisection=True))
 
 # We can sweep thrue different shapes
-recttocircleSweep = cq.Workplane("YZ").workplane(offset=-10.0).rect(2.0, 2.0). \
+recttocircleSweep = (cq.Workplane("YZ").workplane(offset=-10.0).rect(2.0, 2.0).
-    workplane(offset=8.0).circle(1.0).workplane(offset=4.0).circle(1.0). \
+    workplane(offset=8.0).circle(1.0).workplane(offset=4.0).circle(1.0).
-    workplane(offset=8.0).rect(2.0, 2.0).sweep(path, multisection=True)
+    workplane(offset=8.0).rect(2.0, 2.0).sweep(path, multisection=True))
 
-circletorectSweep = cq.Workplane("YZ").workplane(offset=-10.0).circle(1.0). \
+circletorectSweep = (cq.Workplane("YZ").workplane(offset=-10.0).circle(1.0).
-    workplane(offset=7.0).rect(2.0, 2.0).workplane(offset=6.0).rect(2.0, 2.0). \
+    workplane(offset=7.0).rect(2.0, 2.0).workplane(offset=6.0).rect(2.0, 2.0).
-    workplane(offset=7.0).circle(1.0).sweep(path, multisection=True)
+    workplane(offset=7.0).circle(1.0).sweep(path, multisection=True))
 
 
 # Placement of the Shape is important otherwise could produce unexpected shape
-specialSweep = cq.Workplane("YZ").circle(1.0).workplane(offset=10.0).rect(2.0, 2.0). \
+specialSweep = (cq.Workplane("YZ").circle(1.0).workplane(offset=10.0).rect(2.0, 2.0).
-    sweep(path, multisection=True)
+    sweep(path, multisection=True))
 
 # Switch to an arc for the path : line l=5.0 then half circle r=4.0 then line l=5.0
-path = cq.Workplane("XZ").moveTo(-5, 4).lineTo(0, 4). \
+path = (cq.Workplane("XZ").moveTo(-5, 4).lineTo(0, 4).
-        threePointArc((4, 0), (0, -4)).lineTo(-5, -4)
+        threePointArc((4, 0), (0, -4)).lineTo(-5, -4))
 
 # Placement of different shapes should follow the path
 # cylinder r=1.5 along first line
 # then sweep allong arc from r=1.5 to r=1.0
 # then cylinder r=1.0 along last line
-arcSweep = cq.Workplane("YZ").workplane(offset=-5).moveTo(0, 4).circle(1.5). \
+arcSweep = (cq.Workplane("YZ").workplane(offset=-5).moveTo(0, 4).circle(1.5).
-    workplane(offset=5).circle(1.5). \
+    workplane(offset=5).circle(1.5).
-    moveTo(0, -8).circle(1.0). \
+    moveTo(0, -8).circle(1.0).
-    workplane(offset=-5).circle(1.0). \
+    workplane(offset=-5).circle(1.0).
-    sweep(path, multisection=True)
+    sweep(path, multisection=True))
 
 
 # Translate the resulting solids so that they do not overlap and display them left to right

examples/Ex100_Lego_Brick.py

@@ -32,23 +32,23 @@ s = cq.Workplane("XY").box(total_length, total_width, height)
 s = s.faces("<Z").shell(-1.0 * t)
 
 # make the bumps on the top
-s = s.faces(">Z").workplane(). \
+s = (s.faces(">Z").workplane().
-    rarray(pitch, pitch, lbumps, wbumps, True).circle(bumpDiam / 2.0) \
+    rarray(pitch, pitch, lbumps, wbumps, True).circle(bumpDiam / 2.0)
-    .extrude(bumpHeight)
+    .extrude(bumpHeight))
 
 # add posts on the bottom. posts are different diameter depending on geometry
 # solid studs for 1 bump, tubes for multiple, none for 1x1
 tmp = s.faces("<Z").workplane(invert=True)
 
 if lbumps > 1 and wbumps > 1:
-    tmp = tmp.rarray(pitch, pitch, lbumps - 1, wbumps - 1, center=True). \
+    tmp = (tmp.rarray(pitch, pitch, lbumps - 1, wbumps - 1, center=True).
-        circle(postDiam / 2.0).circle(bumpDiam / 2.0).extrude(height - t)
+        circle(postDiam / 2.0).circle(bumpDiam / 2.0).extrude(height - t))
 elif lbumps > 1:
-    tmp = tmp.rarray(pitch, pitch, lbumps - 1, 1, center=True). \
+    tmp = (tmp.rarray(pitch, pitch, lbumps - 1, 1, center=True).
-        circle(t).extrude(height - t)
+        circle(t).extrude(height - t))
 elif wbumps > 1:
-    tmp = tmp.rarray(pitch, pitch, 1, wbumps - 1, center=True). \
+    tmp = (tmp.rarray(pitch, pitch, 1, wbumps - 1, center=True).
-        circle(t).extrude(height - t)
+        circle(t).extrude(height - t))
 else:
     tmp = s