Cargo.toml

[package]
name = "diff_diff_rust"
version = "3.3.0"
edition = "2021"
rust-version = "1.84"
description = "Rust backend for diff-diff DiD library"
license = "MIT"

[lib]
name = "diff_diff_rust"
# cdylib for Python extension, rlib for running tests
crate-type = ["cdylib", "rlib"]

[features]
default = []
# extension-module is only needed for cdylib builds, not for cargo test
extension-module = ["pyo3/extension-module"]
# Platform BLAS backends (optional, activated for pre-built wheels)
# When enabled, ndarray's .dot() and general_mat_vec_mul dispatch to BLAS dgemv/dgemm
accelerate = ["ndarray/blas", "dep:blas-src", "blas-src/accelerate"]
openblas = ["ndarray/blas"]

[dependencies]
# PyO3 0.28 supports Python 3.9-3.14
pyo3 = "0.28"
numpy = "0.28"
ndarray = { version = "0.17", features = ["rayon"] }
rand = "0.10"
rand_xoshiro = "0.6"
rayon = "1.8"

# Pure Rust linear algebra for SVD/matrix inversion (no external deps).
# BLAS for matrix-vector products is optional via accelerate/openblas features.
faer = "0.24"

# BLAS backend (optional, activated by accelerate/openblas features)
# blas-src 0.10 is ndarray's tested version (see ndarray/crates/blas-tests/Cargo.toml)
blas-src = { version = "0.10", optional = true }

[profile.release]
lto = true
codegen-units = 1
opt-level = 3