Extracting font names from TTF/OTF files using Python and fontTools

get_name.py

#!/usr/bin/env python

"""
From
https://github.com/gddc/ttfquery/blob/master/ttfquery/describe.py
and
http://www.starrhorne.com/2012/01/18/how-to-extract-font-names-from-ttf-files-using-python-and-our-old-friend-the-command-line.html

ported to Python 3
"""

import sys
from fontTools import ttLib

FONT_SPECIFIER_NAME_ID = 4
FONT_SPECIFIER_FAMILY_ID = 1
def shortName( font ):
    """Get the short name from the font's names table"""
    name = ""
    family = ""
    for record in font['name'].names:
        if b'\x00' in record.string:
            name_str = record.string.decode('utf-16-be')
        else:   
            name_str = record.string.decode('utf-8')
        if record.nameID == FONT_SPECIFIER_NAME_ID and not name:
            name = name_str
        elif record.nameID == FONT_SPECIFIER_FAMILY_ID and not family: 
            family = name_str
        if name and family: break
    return name, family

tt = ttLib.TTFont(sys.argv[1])
print("Name: %s  Family: %s" % shortName(tt))