start of rust implementation

rust_gap/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "gap-stat"
+version = "0.1.0"
+authors = ["Miles Granger <miles59923@gmail.com>"]
+
+[dependencies]
+pyo3 = { version = "0.2", features = ["extension-module"] }
+
+[lib]
+name = "rust2py"
+crate-type = ["cdylib"]

rust_gap/src/lib.rs

@@ -0,0 +1,20 @@
+#![feature(proc_macro, specialization)]
+
+extern crate pyo3;
+use pyo3::prelude::*;
+
+
+#[py::modinit(rust_gap)]
+fn init_mod(py: Python, m: &PyModule) -> PyResult<()> {
+
+    #[pyfn(m, "sum_as_string")]
+    fn sum_as_string_py(a: i64, b: i64) -> PyResult<String> {
+        let out = sum_as_string(a, b);
+        Ok(out)
+    }
+    Ok(())
+}
+
+fn sum_as_string(a: i64, b: i64) -> String {
+    format!("{}", a + b).to_string()
+}