qudit-expr 0.3.4

Accelerated and Extensible Quantum Library
Documentation 
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mod analysis;
mod cache;
mod codegen;
mod expressions;
pub mod index;
pub mod library;
mod qgl;
mod shape;

pub use analysis::simplify_expressions_iter;
pub use cache::ExpressionCache;
pub use cache::ExpressionId;
pub use codegen::CodeGenerator;
pub use codegen::CompilableUnit;
pub use codegen::DifferentiationLevel;
pub use codegen::Module;
pub use codegen::ModuleBuilder;
pub use codegen::WriteFunc;
pub use codegen::WriteFuncWithLifeTime;
pub use codegen::{FUNCTION, GRADIENT, HESSIAN};
pub use expressions::BraExpression;
pub use expressions::BraSystemExpression;
pub use expressions::ComplexExpression;
pub use expressions::Constant;
pub use expressions::Expression;
pub use expressions::ExpressionGenerator;
pub use expressions::IsometryExpression;
pub use expressions::KetExpression;
pub use expressions::KetSystemExpression;
pub use expressions::KrausOperatorsExpression;
pub use expressions::NamedExpression;
pub use expressions::TensorExpression;
pub use expressions::UnitaryExpression;
pub use expressions::UnitarySystemExpression;
pub use shape::GenerationShape;

////////////////////////////////////////////////////////////////////////
/// Python Module.
////////////////////////////////////////////////////////////////////////
#[cfg(feature = "python")]
pub(crate) mod python {
    use pyo3::prelude::{Bound, PyAnyMethods, PyModule, PyModuleMethods, PyResult};

    /// A trait for objects that can register importables with a PyO3 module.
    pub struct PyExpressionRegistrar {
        /// The registration function
        pub func: fn(parent_module: &Bound<'_, PyModule>) -> PyResult<()>,
    }

    inventory::collect!(PyExpressionRegistrar);

    /// Registers the Circuit submodule with the Python module.
    fn register(parent_module: &Bound<'_, PyModule>) -> PyResult<()> {
        let submodule = PyModule::new(parent_module.py(), "expressions")?;

        for registrar in inventory::iter::<PyExpressionRegistrar> {
            (registrar.func)(&submodule)?;
        }

        parent_module.add_submodule(&submodule)?;
        parent_module
            .py()
            .import("sys")?
            .getattr("modules")?
            .set_item("openqudit.expressions", submodule)?;

        Ok(())
    }

    inventory::submit!(qudit_core::PyRegistrar { func: register });
}
////////////////////////////////////////////////////////////////////////