49 | impl<T: ToPyObject + ?Sized> ManagedPyRefDispatch for T {} | ------------------------------------------------------- parent impl is here ... 564 | fn drop_impl(_: &mut ManagedPyRef<T>) {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot specialize default item drop_impl | = note: to specialize, drop_impl in the parent impl must be marked default For more information about this error, try rustc --explain E0520. error: could not compile pyo3 due to 89 previous errors; 13 warnings emitted

[lucasjinreal]

49 | impl<T: ToPyObject + ?Sized> ManagedPyRefDispatch for T {}
| ------------------------------------------------------- parent impl is here
...
564 | fn drop_impl(_: &mut ManagedPyRef) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot specialize default item drop_impl
|
= note: to specialize, drop_impl in the parent impl must be marked default

  For more information about this error, try `rustc --explain E0520`.
  error: could not compile `pyo3` due to 89 previous errors; 13 warnings emitted