const char * c Failed as expected: Tried to call pure virtual function "Base::dispatch" Yay.. [Placeholder[1], Placeholder[2], Placeholder[3], Placeholder[4]] [3, 5, 7, 9, 11, 13, 15] 0==0, 1==1, 2==2, 3==3, 4==4, 5==5, 6==6, 7==7, 8==8, 9==9, Failed as expected: Incompatible function arguments. The following argument types are supported: 1. (arg0: example.issues.ElementA) -> None Invoked with: None Failed as expected: Incompatible function arguments. The following argument types are supported: 1. (arg0: int) -> int Invoked with: 5.2 12.0 C++ version A.f() Python version PyA.PyA() PyA.f() In python f() StrIssue.__str__ called StrIssue[3] Failed as expected: Incompatible constructor arguments. The following argument types are supported: 1. example.issues.StrIssue(arg0: int) 2. example.issues.StrIssue() Invoked with: no, such, constructor NestA@0x1152940 constructor NestA@0x11f9350 constructor NestB@0x11f9350 constructor NestA@0x112d0d0 constructor NestB@0x112d0d0 constructor NestC@0x112d0d0 constructor 13 103 1003 3 1 35 NestC@0x112d0d0 destructor NestB@0x112d0d0 destructor NestA@0x112d0d0 destructor NestB@0x11f9350 destructor NestA@0x11f9350 destructor NestA@0x1152940 destructor