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fix durartion to round

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Jeong, YunWon
2026-02-02 01:29:32 +09:00
parent 8d07c45483
commit f939a06aa9
1 changed files with 18 additions and 3 deletions
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21
crates/vm/src/convert/try_from.rs
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@@ -126,10 +126,25 @@ impl TryFromObject for core::time::Duration {
fn try_from_object(vm: &VirtualMachine, obj: PyObjectRef) -> PyResult<Self> {
if let Some(float) = obj.downcast_ref::<PyFloat>() {
let f = float.to_f64();
if f < 0.0 {
return Err(vm.new_value_error("negative duration"));
if f.is_nan() {
return Err(
vm.new_value_error("Invalid value NaN (not a number)".to_owned())
);
}
Ok(Self::from_secs_f64(f))
if f < 0.0 {
return Err(vm.new_value_error("negative duration".to_owned()));
}
if !f.is_finite() || f > u64::MAX as f64 {
return Err(vm.new_overflow_error(
"timestamp too large to convert to C PyTime_t".to_owned(),
));
}
// Convert float to Duration using floor rounding (_PyTime_ROUND_FLOOR)
let secs = f.trunc() as u64;
let frac = f.fract();
// Use floor to round down the nanoseconds
let nanos = (frac * 1_000_000_000.0).floor() as u32;
Ok(Self::new(secs, nanos))
} else if let Some(int) = obj.try_index_opt(vm) {
let int = int?;
let bigint = int.as_bigint();