The term "modern" in this context comes from Wx:
wx.FONTFAMILY_MODERN - A fixed pitch font.
(see wx.FontFamily
So what it should be producing is a monospaced font such as Monaco on Mac or Andale Mono (but not Courier - that's Teletype/Typewriter). Instead it is producing a default sans-serif font.
See "mono" and "type" columns here (Agg backend):

The term "modern" in this context comes from Wx:
So what it should be producing is a monospaced font such as Monaco on Mac or Andale Mono (but not Courier - that's Teletype/Typewriter). Instead it is producing a default sans-serif font.
See "mono" and "type" columns here (Agg backend):
