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Don't compile extends=PyDict test in class.md with abi3

This commit is contained in:
kngwyu 2020-09-20 16:20:08 +09:00
parent 869a5e2f20
commit 1985578bb7
1 changed files with 4 additions and 1 deletions
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5
guide/src/class.md
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@ -271,7 +271,9 @@ You can also inherit native types such as `PyDict`, if they implement
However, because of some technical problems, we don't currently provide safe upcasting methods for types
that inherit native types. Even in such cases, you can unsafely get a base class by raw pointer conversion.
```rust,no_run
```rust
# #[cfg(Py_LIMITED_API)] fn main() {}
# #[cfg(not(Py_LIMITED_API))] fn main() {
# use pyo3::prelude::*;
use pyo3::types::PyDict;
use pyo3::{AsPyPointer, PyNativeType};
@ -300,6 +302,7 @@ impl DictWithCounter {
# let py = gil.python();
# let cnt = pyo3::PyCell::new(py, DictWithCounter::new()).unwrap();
# pyo3::py_run!(py, cnt, "cnt.set('abc', 10); assert cnt['abc'] == 10")
# }
```
If `SubClass` does not provide a baseclass initialization, the compilation fails.