def missingKey(d1, d2):
    """
        Returns a list of name value pairs for all the elements that are present in one dictionary and not the other
    """
    l = []
    l += [ {k:d1[k]} for k in d1 if k not in d2 ]
    l += [ {k:d2[k]} for k in d2 if k not in d1 ]
    return l