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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_bracket_matcher_color_scheme(self, color_scheme):
 """Set color scheme for matched parentheses."""

        bsh = sh.BaseSH(parent=self, color_scheme=color_scheme)
        mpcolor = bsh.get_matched_p_color()
        self._bracket_matcher.format.setBackground(mpcolor)