bpo-40939: Remove the old parser (Part 2) (pythonGH-21005)

Remove some remaining files and Makefile targets for the old parser

Author: lysnikolaou

.gitattributes

@@ -41,8 +41,6 @@ PC/readme.txt text eol=crlf
 
 # Generated files
 # https://github.com/github/linguist#generated-code
-Include/graminit.h          linguist-generated=true
-Python/graminit.h           linguist-generated=true
 Modules/clinic/*.h          linguist-generated=true
 Objects/clinic/*.h          linguist-generated=true
 PC/clinic/*.h               linguist-generated=true

Include/ast.h

@@ -6,19 +6,8 @@ extern "C" {
 #endif
 
 #include "Python-ast.h"   /* mod_ty */
-#include "node.h"         /* node */
 
 PyAPI_FUNC(int) PyAST_Validate(mod_ty);
-PyAPI_FUNC(mod_ty) PyAST_FromNode(
-    const node *n,
-    PyCompilerFlags *flags,
-    const char *filename,       /* decoded from the filesystem encoding */
-    PyArena *arena);
-PyAPI_FUNC(mod_ty) PyAST_FromNodeObject(
-    const node *n,
-    PyCompilerFlags *flags,
-    PyObject *filename,
-    PyArena *arena);
 
 /* _PyAST_ExprAsUnicode is defined in ast_unparse.c */
 PyAPI_FUNC(PyObject *) _PyAST_ExprAsUnicode(expr_ty);

Include/bitset.h

@@ -8,10 +8,6 @@ extern "C" {
 #endif
 
 /* Public interface */
-struct _node; /* Declare the existence of this type */
-PyAPI_FUNC(PyCodeObject *) PyNode_Compile(struct _node *, const char *);
-/* XXX (ncoghlan): Unprefixed type name in a public API! */
-
 #define PyCF_MASK (CO_FUTURE_DIVISION | CO_FUTURE_ABSOLUTE_IMPORT | \
                    CO_FUTURE_WITH_STATEMENT | CO_FUTURE_PRINT_FUNCTION | \
                    CO_FUTURE_UNICODE_LITERALS | CO_FUTURE_BARRY_AS_BDFL | \