code: def process_children(self, node, parent, pmod):
          
          for ch in node.i_children:
              if ch.keyword in ["rpc", "notification"]: continue
              if ch.keyword in ["choice", "case"]:
                  self.process_children(ch, parent, pmod)
                  continue
              if ch.i_module.i_modulename == pmod:
                  nmod = pmod
                  nodename = ch.arg
              else:
                  nmod = ch.i_module.i_modulename
                  nodename = "%s:%s" % (nmod, ch.arg)
              ndata = [ch.keyword]
              if ch.keyword == "container":
                  ndata.append({})
                  self.process_children(ch, ndata[1], nmod)
              elif ch.keyword == "list":
                  ndata.append({})
                  self.process_children(ch, ndata[1], nmod)
                  ndata.append([(k.i_module.i_modulename, k.arg)
                                for k in ch.i_key])
              elif ch.keyword in ["leaf", "leaf-list"]:
                  ndata.append(self.base_type(ch.search_one("type")))
              modname = ch.i_module.i_modulename
              parent[nodename] = ndata
docs: Process all children of `node`, except "rpc" and "notification".