fname = '' if z.get_filename() is None else ' [' + z.get_filename() + ']'
cset = '' if z.get_charset() is None else ' (' + z.get_charset() + ')'
disp = z.get_params(None, header='Content-Disposition')
fname = '' if z.get_filename() is None else ' [' + z.get_filename() + ']'
cset = '' if z.get_charset() is None else ' (' + z.get_charset() + ')'
disp = z.get_params(None, header='Content-Disposition')