Delete section about immutability of pyclasses
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@ -604,28 +604,6 @@ Python::with_gil(|py| {
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});
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```
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Note that unlike class variables defined in Python code, class attributes defined in Rust cannot
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be mutated at all:
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```rust,should_panic
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# use pyo3::prelude::*;
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# #[pyclass]
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# struct MyClass {}
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# #[pymethods]
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# impl MyClass {
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# #[classattr]
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# fn my_attribute() -> String {
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# "hello".to_string()
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# }
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# }
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#
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Python::with_gil(|py| {
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let my_class = py.get_type::<MyClass>();
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// Would raise a `TypeError: can't set attributes of built-in/extension type 'MyClass'`
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pyo3::py_run!(py, my_class, "my_class.my_attribute = 'foo'")
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});
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```
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If the class attribute is defined with `const` code only, one can also annotate associated
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constants:
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