UnicodeDecodeError when using Chinese font name for clock or date

[kaiman]

ERROR: 2014-07-21 17:32:07,879: apply_clock() 'Could not apply clock:'
Traceback (most recent call last):
  File "/opt/extras.ubuntu.com/variety/variety/VarietyWindow.py", line 1152, in apply_clock
    cmd = self.build_imagemagick_clock_cmd(to_set, target_file)
  File "/opt/extras.ubuntu.com/variety/variety/VarietyWindow.py", line 1068, in build_imagemagick_clock_cmd
    clock_filter = self.replace_clock_filter_fonts(clock_filter)
  File "/opt/extras.ubuntu.com/variety/variety/VarietyWindow.py", line 1080, in replace_clock_filter_fonts
    date_font_name, date_font_size = Util.gtk_to_fcmatch_font(self.options.clock_date_font)
  File "/opt/extras.ubuntu.com/variety/variety/Util.py", line 356, in gtk_to_fcmatch_font
    rest = gtk_font_name.replace(family, '').strip().replace(' ', ':')
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe5 in position 0: ordinal not in range(128)

variey.conf
# Clock settings
# clock_enabled = <True or False>
# clock_font = <FontName Size>, default is "Ubuntu Condensed, 70"
# clock_date_font = <FontName Size>, default is "Ubuntu Condensed, 30"
clock_enabled = True
clock_font = Sawasdee 70
clock_date_font = 幼圆 30

[Peter Levi (peterlevi)]

Attach here that font please (the ttf file, from under /usr/share/fonts/truetype or ~/.local/fonts). Thanks.

[kaiman (kaigfm)]

Variety 0.4.18 show chinese clock is ok with the font.