To help translate what, object-oriented programming problem

Users questions:Theisinstance(s,C)functioncorrectlydetectsinstancessofclassesdescendedfromtheclassC,aswellasinstancesofCitself. the function names are not translated
Experts answer: function isinstance () for testing s whether it is c or from c derived class instance.
  • This information provided by the users.Thanks!