def __iadd__(self, node, ruleSet=False):
        "Add node to graph with no edges"
        if node not in self:
            self.dictClass.__setitem__(self, node, self.edgeDictClass(self,
                                                                      node))
            if ruleSet == False:
                ruleSet = getschema(node, graph=self)
            for rule in ruleSet:
                if isinstance(rule[1], types.StringType):
                    # Attribute binding; bind directly to attribute.
                    setattr(node, rule[1], self[node])
        return self # THIS IS REQUIRED FROM iadd()!!
dataset/ETHPy150Open cjlee112/pygr/pygr/mapping.py/dictGraph.__iadd__/original