[varLib / instancer] Remove DSIG table from font

Fixes #1480
fonttools · Oct 28, 2022 · 4926452 · 4926452
1 parent 9369edb
commit 4926452
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diff --git a/Lib/fontTools/varLib/__init__.py b/Lib/fontTools/varLib/__init__.py
@@ -959,6 +959,9 @@ def build(
 	# Copy the base master to work from it
 	vf = deepcopy(master_fonts[ds.base_idx])
 
+	if "DSIG" in vf:
+		del vf["DSIG"]
+
 	# TODO append masters as named-instances as well; needs .designspace change.
 	fvar = _add_fvar(vf, ds.axes, ds.instances)
 	if 'STAT' not in exclude:

diff --git a/Lib/fontTools/varLib/instancer/__init__.py b/Lib/fontTools/varLib/instancer/__init__.py
@@ -1277,6 +1277,9 @@ def instantiateVariableFont(
     if not inplace:
         varfont = deepcopy(varfont)
 
+    if "DSIG" in varfont:
+        del varfont["DSIG"]
+
     if updateFontNames:
         log.info("Updating name table")
         names.updateNameTable(varfont, axisLimits)