bpo-36842: Implement PEP 578 (GH-12613)

Adds sys.audit, sys.addaudithook, io.open_code, and associated C APIs.

2 files changed, 13 insertions, 0 deletions

diff --git a/Parser/asdl_c.py b/Parser/asdl_c.py
index cb0e6d7..d84c1b1 100644
--- a/Parser/asdl_c.py
+++ b/Parser/asdl_c.py
@@ -1201,6 +1201,10 @@ mod_ty PyAST_obj2mod_ex(PyObject* ast, PyArena* arena, int mode, int feature_ver
     char *req_name[] = {"Module", "Expression", "Interactive"};
     int isinstance;
 
+    if (PySys_Audit("compile", "OO", ast, Py_None) < 0) {
+        return NULL;
+    }
+
     req_type[0] = (PyObject*)Module_type;
     req_type[1] = (PyObject*)Expression_type;
     req_type[2] = (PyObject*)Interactive_type;
diff --git a/Parser/parsetok.c b/Parser/parsetok.c
index 55fd7f7..a5d7897 100644
--- a/Parser/parsetok.c
+++ b/Parser/parsetok.c
@@ -94,6 +94,11 @@ PyParser_ParseStringObject(const char *s, PyObject *filename,
     if (initerr(err_ret, filename) < 0)
         return NULL;
 
+    if (PySys_Audit("compile", "yO", s, err_ret->filename) < 0) {
+        err_ret->error = E_ERROR;
+        return NULL;
+    }
+
     if (*flags & PyPARSE_IGNORE_COOKIE)
         tok = PyTokenizer_FromUTF8(s, exec_input);
     else
@@ -165,6 +170,10 @@ PyParser_ParseFileObject(FILE *fp, PyObject *filename,
     if (initerr(err_ret, filename) < 0)
         return NULL;
 
+    if (PySys_Audit("compile", "OO", Py_None, err_ret->filename) < 0) {
+        return NULL;
+    }
+
     if ((tok = PyTokenizer_FromFile(fp, enc, ps1, ps2)) == NULL) {
         err_ret->error = E_NOMEM;
         return NULL;