changelog.py now omits "Updated changelog" commits.

CHANGELOG.md

@@ -3,7 +3,16 @@
 This changelog is generated by `changelog.py` using manually added semantic version tags to classify commits as breaking changes, additions or fixes.
 
 
+*   2021-03-13 [`0d160da`](https://github.com/nophead/NopSCADlib/commit/0d160da40c5d06c5d088733b488d726d1c4d98b0 "show commit") [C.P.](# "Chris Palmer") changelog now omits "Updated changelog" commits.
+
+*   2021-03-13 [`544e69c`](https://github.com/nophead/NopSCADlib/commit/544e69c71b404636df320be278b3fa7442f10429 "show commit") [C.P.](# "Chris Palmer") `pulley_pr()` now has an optional belt type for non-standard belt over smooth pulleys.
+
+*   2021-03-08 [`e46e6b6`](https://github.com/nophead/NopSCADlib/commit/e46e6b6e5b95792b5b2b4d7a7e4360beed22df0b "show commit") [C.P.](# "Chris Palmer") Fixed markdown numbered points in `core_xy`.
+
 ## [v14.0.0](https://github.com/nophead/NopSCADlib/releases/tag/v14.0.0 "show release") Breaking Changes [...](https://github.com/nophead/NopSCADlib/compare/v13.5.0...v14.0.0 "diff with v13.5.0")
+*   2021-03-06 [`298d1f9`](https://github.com/nophead/NopSCADlib/commit/298d1f92841f30e13b437c6770fc113954b94108 "show commit") [C.P.](# "Chris Palmer") Interface is the same but filenames to be included or used changed.
+Changlog upated.
+
 *   2021-03-06 [`491c3b4`](https://github.com/nophead/NopSCADlib/commit/491c3b4ea8d2ef51e55fd389f0dc0b9a6b9bd9a4 "show commit") [C.P.](# "Chris Palmer") Updated readme, `lib.scad` and image.
 
 *   2021-03-06 [`3023604`](https://github.com/nophead/NopSCADlib/commit/30236046a81a6251bf2e869f826c881830569c06 "show commit") [M.B.](# "Martin Budden") Renamed `rounded_right_triangle` files to `rounded_triangle`.
@@ -40,8 +49,6 @@ This changelog is generated by `changelog.py` using manually added semantic vers
 
 *   2021-03-03 [`a7eae4f`](https://github.com/nophead/NopSCADlib/commit/a7eae4f549b51dbe4624a8b67012919cef6cb24a "show commit") [C.P.](# "Chris Palmer") Neater changlog format.
 
-*   2021-03-03 [`7b770ab`](https://github.com/nophead/NopSCADlib/commit/7b770abe12b71fa4b4f7415aa9f46d0f2c9d54f1 "show commit") [C.P.](# "Chris Palmer") Udpated changelog
-
 *   2021-03-03 [`31ab856`](https://github.com/nophead/NopSCADlib/commit/31ab8562a783464f93812b8c7c45d403587efd0a "show commit") [C.P.](# "Chris Palmer") Updated images
 
 *   2021-02-27 [`73c436e`](https://github.com/nophead/NopSCADlib/commit/73c436ee1568c21afd2919593d3f434eb47b53f2 "show commit") [M.B.](# "Martin Budden") Improved contrast of carbon fiber sheets.

readme.md

@@ -2681,7 +2681,7 @@ Timing belt pulleys, both toothed and plain with internal bearings for idlers.
 | `pulley_height(type)` | Total height of pulley |
 | `pulley_ir(type)` | Inside radius of the teeth |
 | `pulley_offset(type)` | Offset of the belt path centre |
-| `pulley_pr(type)` | Pitch radius |
+| `pulley_pr(type, belt = undef)` | Pitch radius, `belt` only needed for non-standard belt over smooth pulleys |
 
 ### Modules
 | Module | Description |
@@ -5583,6 +5583,7 @@ Parameterised Core XY implementation. Draws the belts and provides utilities for
 
 The belts are positioned according the bottom left "anchor" pulley and the top right drive pulley.
 Implementation has the following features:
+
 1. The drive and idler pulleys may be different sizes.
 2. The belt separation is parameterised.
 3. The separation of the plain and toothed pulleys on the Y carriages is parameterised, in both the X and the Y direction.

scripts/changelog.py

@@ -159,5 +159,6 @@ if __name__ == '__main__':
                 print('%s [%s](%s "show release") %s %s' % ('#' * (level + 1), ver, url + '/releases/tag/' + ver, type, diff), file = file)
 
             # Print commits excluding merges
-            if not c.comment.startswith('Merge branch') and not c.comment.startswith('Merge pull'):
+
+            if not c.comment.startswith('Merge branch') and not c.comment.startswith('Merge pull') and not re.match(r'U..ated changelog.*', c.comment):
                 print('* %s [`%s`](%s "show commit") %s %s\n' % (c.date, c.hash[:7], url + '/commit/' + c.hash, initials(c.author), fixup_comment(c.comment, url)), file = file)

utils/core_xy.scad

@@ -22,6 +22,7 @@
 //!
 //! The belts are positioned according the bottom left "anchor" pulley and the top right drive pulley.
 //! Implementation has the following features:
+//!
 //! 1. The drive and idler pulleys may be different sizes.
 //! 2. The belt separation is parameterised.
 //! 3. The separation of the plain and toothed pulleys on the Y carriages is parameterised, in both the X and the Y direction.

vitamins/pulley.scad

@@ -42,7 +42,7 @@ function pulley_screw(type)            = type[13]; //! Grub screw type
 function pulley_screws(type)           = type[14]; //! Number of grub screws
 
 function pulley_ir(type)     = pulley_od(type) / 2 - (pulley_teeth(type) ? belt_tooth_height(pulley_belt(type)) : 0);   //! Inside radius of the teeth
-function pulley_pr(type)     = let(belt = pulley_belt(type))                                                            //! Pitch radius
+function pulley_pr(type, belt = undef) = let(belt = is_undef(belt) ? pulley_belt(type) : belt)      //! Pitch radius, `belt` only needed for non-standard belt over smooth pulleys
                                  pulley_teeth(type) ? pulley_teeth(type) * belt_pitch(belt) / 2 / PI
                                                     : pulley_ir(type) + belt_thickness(belt) - belt_pitch_height(belt);