for fn in installedFonts(supportsCharacters="\U000221B6"):
font(fn)
Results in:
Traceback (most recent call last):
File "<untitled>", line 1, in <module>
File "/Users/just/code/git/drawbot/drawBot/drawBotDrawingTools.py", line 2224, in installedFonts
return [str(description[CoreText.NSFontNameAttribute]) for description in descriptions]
TypeError: 'NoneType' object is not iterable
Results in: