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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 clone_subgraphs(self, g):
        if not isinstance(g, CGRContainer):
            raise InvalidData('only CGRContainer acceptable')

        r_group = []
        x_group = {}
        r_group_clones = []
        newcomponents = []

        ''' search bond breaks and creations
        '''
        components, lost_bonds, term_atoms = self.__split_graph(g)
        lost_map = {x: y for x, y in lost_bonds}
        ''' extract subgraphs and sort by group type (R or X)
        '''
        x_terminals = set(lost_map.values())
        r_terminals = set(lost_map)

        for i in components:
            x_terminal_atom = x_terminals.intersection(i)
            if x_terminal_atom:
                x_group[x_terminal_atom.pop()] = i
                continue

            r_terminal_atom = r_terminals.intersection(i)
            if r_terminal_atom:
                r_group.append([r_terminal_atom, i])
                continue

            newcomponents.append(i)
        ''' search similar R groups and patch.
        '''
        tmp = g
        for i in newcomponents:
            for k, j in r_group:
                gm = GraphMatcher(j, i, node_match=self.__node_match_products,
                                  edge_match=self.__edge_match_products)
                ''' search for similar R-groups started from bond breaks.
                '''
                mapping = next((x for x in gm.subgraph_isomorphisms_iter() if k.issubset(x) and
                                all(x[y] in term_atoms for y in k)), None)
                if mapping:
                    r_group_clones.append([k, mapping])
                    tmp = compose(tmp, self.__remap_group(j, tmp, mapping)[0])
                    break

        ''' add lose X groups to R groups
        '''
        for i, j in r_group_clones:
            for k in i:
                remappedgroup, mapping = self.__remap_group(x_group[lost_map[k]], tmp, {})
                tmp = CGRcore.union(tmp, remappedgroup)
                tmp.add_edge(j[k], mapping[lost_map[k]], s_bond=1, sp_bond=(1, None))

        if r_group_clones:
            tmp.meta.update(g.meta)
            return tmp

        return tmp.copy()