def valid_container(c):
    if isinstance(c, dict):
        c = container.DictContainer(c)
    else:
        raise TypeError('dst Must be dict or DictContainer')
    return c
def valid_container(c):
    if isinstance(c, dict):
        c = container.DictContainer(c)
    else:
        raise TypeError('dst Must be dict or DictContainer')
    return c