use crate::bytecode::frozen_lib::FrozenModule;

pub fn core_frozen_inits() -> impl Iterator<Item = (&'static str, FrozenModule)> {

let iter = std::iter::empty();

macro_rules! ext_modules {

($iter:ident, $($t:tt)*) => {

let $iter = $iter.chain(py_freeze!($($t)*));

};

}

// keep as example but use file one now

// ext_modules!(

// iter,

// source = "initialized = True; print(\"Hello world!\")\n",

// module_name = "__hello__",

// );

// Python modules that the vm calls into, but are not actually part of the stdlib. They could

// in theory be implemented in Rust, but are easiest to do in Python for one reason or another.

// Includes _importlib_bootstrap and _importlib_bootstrap_external

ext_modules!(

iter,

dir = "./Lib/python_builtins",

crate_name = "rustpython_compiler_core"

);

// core stdlib Python modules that the vm calls into, but are still used in Python

// application code, e.g. copyreg

#[cfg(not(feature = "freeze-stdlib"))]

ext_modules!(

iter,

dir = "./Lib/core_modules",

crate_name = "rustpython_compiler_core"

);

iter

}