def combine_duplicates(self):
        """Combine duplicates among `stmts` and save result in `unique_stmts`.

        A wrapper around the static method :py:meth:`combine_duplicate_stmts`.
        """
        if self.unique_stmts is None:
            self.unique_stmts = self.combine_duplicate_stmts(self.stmts)
        return self.unique_stmts
def combine_duplicates ( self ) : if self . unique_stmts is None : self . unique_stmts = self . combine_duplicate_stmts ( self . stmts ) return self . unique_stmts
Combine duplicates among `stmts` and save result in `unique_stmts`.

        A wrapper around the static method :py:meth:`combine_duplicate_stmts`.