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[scale-upem] Add docstring

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This commit is contained in:
Behdad Esfahbod 2022-08-17 14:16:45 -06:00
parent 596c571c1c
commit adf6a67a7a
1 changed files with 7 additions and 1 deletions
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8
Snippets/scale-upem.py
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@ -1,3 +1,9 @@
"""Change the units-per-EM of a font.
Currently does not support CFF fonts. AAT, Graphite, or color tables are
not supported either."""
from fontTools.ttLib.ttVisitor import TTVisitor from fontTools.ttLib.ttVisitor import TTVisitor
import fontTools.ttLib as ttLib import fontTools.ttLib as ttLib
import fontTools.ttLib.tables.otBase as otBase import fontTools.ttLib.tables.otBase as otBase
@ -143,7 +149,7 @@ if __name__ == "__main__":
font = TTFont(sys.argv[1]) font = TTFont(sys.argv[1])
new_upem = int(sys.argv[2]) new_upem = int(sys.argv[2])
if 'CFF ' in font or 'CFF2' in font: if "CFF " in font or "CFF2" in font:
print("scale-upem: CFF/CFF2 fonts are not supported.", file=sys.stderr) print("scale-upem: CFF/CFF2 fonts are not supported.", file=sys.stderr)
sys.exit(1) sys.exit(1)