config.py 文件源码

def update(self, other):
        for k, v in six.iteritems(other):
            try:
                oldv = self[k]
            except KeyError:
                if isinstance(v, dict):
                    node = Node()
                    node.update(v)
                    self[k] = node
                else:
                    self[k] = v
            else:
                if isinstance(oldv, dict):
                    if not isinstance(v, dict):
                        raise ValueError("Can't update uncoherent values for key %s, old value: %r, new value: %r" % (k, oldv, v))
                    oldv.update(v)
                else:
                    if isinstance(v, dict):
                        raise ValueError("Can't update uncoherent values for key %s, old value: %r, new value: %r" % (k, oldv, v))
                    self[k] = v