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Cleanup some direct magic method definitions #7441

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Merged
youknowone merged 5 commits into from
Mar 16, 2026
Merged

Cleanup some direct magic method definitions #7441

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8ef8c6f
Migrate direct __repr__ definitions to Representable trait
moreal Mar 16, 2026
4bbd54c
Migrate direct __del__ definition to Destructor trait for PySocket
moreal Mar 16, 2026
ecf9e21
Remove redundant __iter__ pymethods from PyFuture and PyTask
moreal Mar 16, 2026
20ddf9c
Enable derive guards for __get__/__set__/__delete__ descriptor methods
moreal Mar 16, 2026
8791e15
Enable derive guards for AsMapping/AsSequence slot methods
moreal Mar 16, 2026
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Migrate direct __repr__ definitions to Representable trait 
Move legacy #[pymethod] __repr__ to impl Representable for:
- PySSLContext, PySSLSocket (ssl.rs)
- BufferedReader, BufferedWriter, BufferedRandom (_io.rs)

Enable __repr__ guard in derive to prevent future direct definitions.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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@moreal @claude
moreal and claude committed Mar 16, 2026
commit 8ef8c6f969874c5cd00f909f549ba5ab76e23fa5
2 changes: 1 addition & 1 deletion crates/derive-impl/src/pyclass.rs
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Expand Up @@ -917,7 +917,7 @@ where
("__new__", "Constructor"),
("__init__", "Initializer"),
// Representable trait
// ("__repr__", "Representable"),
("__repr__", "Representable"),
// ("__str__", "???"), // allow __str__
// Hashable trait
("__hash__", "Hashable"),
Expand Down
28 changes: 16 additions & 12 deletions crates/stdlib/src/ssl.rs
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Expand Up @@ -857,18 +857,13 @@ mod _ssl {
binary_form: OptionalArg<bool>,
}

#[pyclass(with(Constructor), flags(BASETYPE))]
#[pyclass(with(Constructor, Representable), flags(BASETYPE))]
impl PySSLContext {
// Helper method to convert DER certificate bytes to Python dict
fn cert_der_to_dict(&self, vm: &VirtualMachine, cert_der: &[u8]) -> PyResult<PyObjectRef> {
cert::cert_der_to_dict_helper(vm, cert_der)
}

#[pymethod]
fn __repr__(&self) -> String {
format!("<SSLContext(protocol={})>", self.protocol)
}

#[pygetset]
fn check_hostname(&self) -> bool {
*self.check_hostname.read()
Expand Down Expand Up @@ -2191,6 +2186,13 @@ mod _ssl {
}
}

impl Representable for PySSLContext {
#[inline]
fn repr_str(zelf: &Py<Self>, _vm: &VirtualMachine) -> PyResult<String> {
Ok(format!("<SSLContext(protocol={})>", zelf.protocol))
}
}

impl Constructor for PySSLContext {
type Args = (i32,);

Expand Down Expand Up @@ -2374,7 +2376,7 @@ mod _ssl {
Completed, // unwrap() completed successfully
}

#[pyclass(with(Constructor), flags(BASETYPE))]
#[pyclass(with(Constructor, Representable), flags(BASETYPE))]
impl PySSLSocket {
// Check if this is BIO mode
pub(crate) fn is_bio_mode(&self) -> bool {
Expand Down Expand Up @@ -3021,11 +3023,6 @@ mod _ssl {
}
}

#[pymethod]
fn __repr__(&self) -> String {
"<SSLSocket>".to_string()
}

// Helper function to convert Python PROTO_* constants to rustls versions
fn get_rustls_versions(
minimum: i32,
Expand Down Expand Up @@ -4562,6 +4559,13 @@ mod _ssl {
}
}

impl Representable for PySSLSocket {
#[inline]
fn repr_str(_zelf: &Py<Self>, _vm: &VirtualMachine) -> PyResult<String> {
Ok("<SSLSocket>".to_owned())
}
}

impl Constructor for PySSLSocket {
type Args = ();

Expand Down