1 // debug.rs

     2 //

     3 // Copyright 2020 Raphaël Gomès <rgomes@octobus.net>

     4 //

     5 // This software may be used and distributed according to the terms of the

     6 // GNU General Public License version 2 or any later version.

     7 

     8 //! Module to get debug information about Rust extensions.

     9 use cpython::{PyDict, PyModule, PyResult, Python};

    10 

    11 /// Create the module, with `__package__` given from parent

    12 pub fn init_module(py: Python, package: &str) -> PyResult<PyModule> {

    13     let dotted_name = &format!("{}.debug", package);

    14     let m = PyModule::new(py, dotted_name)?;

    15 

    16     m.add(py, "__package__", package)?;

    17     m.add(py, "__doc__", "Rust debugging information")?;

    18 

    19     m.add(py, "re2_installed", cfg!(feature = "with-re2"))?;

    20 

    21     let sys = PyModule::import(py, "sys")?;

    22     let sys_modules: PyDict = sys.get(py, "modules")?.extract(py)?;

    23     sys_modules.set_item(py, dotted_name, &m)?;

    24 

    25     Ok(m)

    26 }