pyo3_ffi::cpython::abstract_

Function PyVectorcall_NARGS

Source 
pub unsafe fn PyVectorcall_NARGS(n: size_t) -> Py_ssize_t
Available on non-Py_LIMITED_API and Py_3_8 only.
⚠️ Internal Docs ⚠️ Not Public API 👉 Official Docs Here