Mercurial > public > mercurial-scm > hg-stable
view rust/hg-cpython/src/utils.rs @ 43480:6c0e47874217
rust-cpython: drop manual management of mutably_borrowed
RefCell::borrow() should guarantee there's no mutable borrow.
As a follow up, maybe PySharedState can be a pure data structure + function.
Most ref-sharing business has already been moved to PySharedRef* and PyLeaked*.
author | Yuya Nishihara <yuya@tcha.org> |
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date | Sat, 05 Oct 2019 08:59:09 -0400 |
parents | 970978975574 |
children | d738b7a18438 |
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use cpython::{PyDict, PyObject, PyResult, PyTuple, Python}; #[allow(unused)] pub fn print_python_trace(py: Python) -> PyResult<PyObject> { eprintln!("==============================="); eprintln!("Printing Python stack from Rust"); eprintln!("==============================="); let traceback = py.import("traceback")?; let sys = py.import("sys")?; let kwargs = PyDict::new(py); kwargs.set_item(py, "file", sys.get(py, "stderr")?)?; traceback.call(py, "print_stack", PyTuple::new(py, &[]), Some(&kwargs)) }