class Test(object): ab = params.ObsoleteParam('ab', "msg")
class Test(object): p1 = params.IntParam('p1') p2 = params.IntParam('p2') obsolete = params.ObsoleteParam('obsolete', 'not included in params')
class Test: ab = params.ObsoleteParam("ab", "msg")
class Test: p1 = params.IntParam("p1") p2 = params.IntParam("p2") obsolete = params.ObsoleteParam("obsolete", "not included in params")
class Test: ab = params.ObsoleteParam('ab', "msg")
class Test(object): ab = params.ObsoleteParam(123, "msg")