Test for ``Hashable``
Test for ``Hashable``

funkyfuture/cerberus,dkellner/cerberus,pyeve/cerberus,pyeve/cerberus,MacHu-GWU/cerberus-sanhe,calve/cerberus,funkyfuture/cerberus,calve/cerberus,nicolaiarocci/cerberus,dkellner/cerberus,MacHu-GWU/cerberus-sanhe,nicolaiarocci/cerberus