font-Roboto-Classic/scripts/touchup_for_web.py

from fontTools.ttLib import TTFont
from scripts import *
import sys
import os



def main(font_path):
    font = TTFont(font_path)
    filename = os.path.basename(font_path)
    # Set usWeightClass to 250 for Thin fonts
    if "Thin" in filename and "fvar" not in font:
        font['OS/2'].usWeightClass = 250
    # Update vertical metrics to match v2.138 webfonts
    update_attribs(
        font,
        **{"ascent": 1900,
        "descent": -500,
        "sTypoAscender": 1536,
        "sTypoDescender": -512,
        "sTypoLineGap": 102,
        "usWinAscent": 1946,
        "usWinDescent": 512,}
    )
    update_psname_and_fullname(font)
    update_gasp(font, {8:8, 65535: 15})
    disable_oblique_bits(font)
    update_font_version(font)
    font.save(font_path)


main(sys.argv[1])