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#!/usr/bin/env python3
import sys
from fontTools.ttLib import TTFont
from fontFeatures.ttLib import unparse
from fontFeatures.ttLib.GDEFUnparser import GDEFUnparser
from fontFeatures.optimizer import Optimizer
from argparse import ArgumentParser
import logging
import os
LOGLEVEL = os.environ.get("LOGLEVEL", "WARNING").upper()
logging.basicConfig(level=LOGLEVEL)
import warnings
def warning_on_one_line(message, category, filename, lineno, file=None, line=None):
return "# [warning] %s\n" % (message)
warnings.formatwarning = warning_on_one_line
def main(args=None):
parser = ArgumentParser()
parser.add_argument("input", help="font file to process", metavar="FILE")
parser.add_argument(
"--gdef",
dest="gdef",
action="store_true",
help="Also output GDEF table information",
)
parser.add_argument(
"-i", "--index",
dest="index", type=int, default=-1,
help="Font index number (required for collections)",
)
parser.add_argument(
"--no-lookups",
dest="nolookups",
action="store_true",
help="Just list languages and features, don't unparse lookups",
)
parser.add_argument(
"--config", default=None, help="config file to process", metavar="CONFIG"
)
parser.add_argument(
"-O", "--optimize", dest="optimize", type=int, default=1, help="Run optimizer"
)
args = parser.parse_args(args)
config = {}
if args.config:
import json
with open(args.config) as f:
config = json.load(f)
if args.input.endswith("c") and args.index == -1:
print("Must provide -i argument with TrueType/OpenType collection file", file=sys.stderr)
sys.exit(1)
font = TTFont(args.input, fontNumber=args.index)
ff = unparse(font, do_gdef=args.gdef, doLookups=(not args.nolookups), config=config)
# if args.optimize:
# Optimizer(ff).optimize(level=args.optimize)
print(ff.asFea())
if __name__ == "__main__":
main()
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