tooling: add guide copy script

misc/glyphs-scripts/copy-guides.py

@@ -0,0 +1,43 @@
+#MenuTitle: Copy guides from Regular & Italic to other masters
+# -*- coding: utf-8 -*-
+import GlyphsApp
+import copy
+
+Glyphs.clearLog()
+font = Glyphs.font
+
+romanMasterName = "Regular"
+italicMasterName = "Italic"
+
+guidesRoman = None
+guidesItalic = None
+
+guideNames = [
+  "cap center",  # 0
+  "low center",  # 1
+  "",
+  "",
+]
+
+for master in font.masters:
+  if master.name == "Regular":
+    guidesRoman = master.guides
+  if master.name == "Italic":
+    guidesItalic = master.guides
+
+# rename guides (order is horizontal top to bottom, then vertical)
+for i in range(0, len(guidesRoman)):
+  guidesRoman[i].name = guideNames[i]
+  guidesItalic[i].name = guideNames[i]
+
+if regularGuides is None:
+  print("mainMasterName=%r master not found" % mainMasterName)
+else:
+  for master in font.masters:
+    print(master.name)
+    if master.name.find("Italic") != -1:
+      if master.name != guidesItalic:
+        master.guides = [copy.copy(u) for u in guidesItalic]
+    else:
+      if master.name != guidesRoman:
+        master.guides = [copy.copy(u) for u in guidesRoman]