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[varLib.interpolatable] One other micro-optimization

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Residual from 4714c37028f462b29159ef7f7186e51ef68c20e1
This commit is contained in:
Behdad Esfahbod 2023-10-16 17:53:15 -06:00
parent 872ae47536
commit 1d0a180b9d
1 changed files with 5 additions and 4 deletions
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9
Lib/fontTools/varLib/interpolatable.py
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@ -349,11 +349,12 @@ def test(glyphsets, glyphs=None, names=None, ignore_missing=False):
break
# m0idx should be the index of the first non-None item in allContourIsomorphisms,
# else give it the first index of None, which is likely 0
m0idx = allContourIsomorphisms.index(
next((x for x in allContourIsomorphisms if x is not None), None)
# else give it the last item.
m0idx = next(
(i for i, x in enumerate(allContourIsomorphisms) if x is not None),
len(allVectors) - 1,
)
# m0 is the first non-None item in allContourIsomorphisms, or the first item if all are None
# m0 is the first non-None item in allContourIsomorphisms, or last one if all None
m0 = allContourIsomorphisms[m0idx]
if m0:
for i, m1 in enumerate(allContourIsomorphisms[m0idx + 1 :]):