'All items on one line with separator'

def output_list(self, header, line):

    if header:
        if (not self.header):
            return
        c = self.colour
        fmt = (lambda x: ((c.header + x) + c.header_))
    else:
        fmt = (lambda x: self.colour.colour_value(x, self._fmt_text_col(x)))
    self.write(self.stdout, (self.separator.join([fmt(x) for x in line]) + '\n'))
