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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 get_cse_code(self, exprs, basename=None, dummy_groups=(), arrayify_groups=()):
 """ Get arrayified code for common subexpression. Parameters exprs : list of sympy expressions basename : str Stem of variable names (default: cse). dummy_groups : tuples """

        if basename is None:
            basename = 'cse'
        cse_defs, cse_exprs = sympy.cse(
            exprs, symbols=sympy.numbered_symbols(basename))

        # Let's convert the new expressions into (arrayified) code
        cse_defs_code = [
            (vname, self.as_arrayified_code(
                vexpr, dummy_groups, arrayify_groups))
            for vname, vexpr in cse_defs
        ]
        cse_exprs_code = [self.as_arrayified_code(
            x, dummy_groups, arrayify_groups) for x in cse_exprs]
        return cse_defs_code, cse_exprs_code