remove_features.py

#!/usr/bin/fontforge
import fontforge
import sys

# Check if input and output paths are provided
if len(sys.argv) < 3:
    print("Usage: fontforge -script remove_features.py input.ttf output.ttf")
    sys.exit(1)

input_font = sys.argv[1]
output_font = sys.argv[2]

# Open the font
font = fontforge.open(input_font)

# Remove 'calt' (Contextual Alternates) feature if it exists
if font.gsub_lookups is not None:
    for lookup in font.gsub_lookups:
        for feature, script_lang_list in font.getLookupInfo(lookup)[2]:
            if feature == 'calt':
                font.removeLookup(lookup)

# Remove 'liga' (Standard Ligatures) feature if it exists
if font.gsub_lookups is not None:
    for lookup in font.gsub_lookups:
        for feature, script_lang_list in font.getLookupInfo(lookup)[2]:
            if feature == 'liga':
                font.removeLookup(lookup)

# Generate the modified font
font.generate(output_font)
font.close()

print(f"Successfully removed 'calt' and 'liga' features from {input_font} and saved to {output_font}")