Method numeric

crates/stdlib/src/unicodedata.rs:293–312

(
            &self,
            character: PyStrRef,
            default: OptionalArg<PyObjectRef>,
            vm: &VirtualMachine,
        )

        #[pymethod]
        fn numeric(
            &self,
            character: PyStrRef,
            default: OptionalArg<PyObjectRef>,
            vm: &VirtualMachine,
        ) -> PyResult {
            let ch = self.extract_char(character, vm)?.and_then(|c| c.to_char());
            if let Some(ch) = ch {
                match ch.numeric_value() {
                    Some(Number::Integer(n)) => {
                        return Ok(vm.ctx.new_float(n as f64).into());
                    }
                    Some(Number::Rational(num, den)) => {
                        return Ok(vm.ctx.new_float(num as f64 / den as f64).into());
                    }
                    None => {}
                }
            }
            default.ok_or_else(|| vm.new_value_error("not a numeric character"))
        }

        #[pygetset]
        fn unidata_version(&self) -> String {