Python-ast.c

/* File automatically generated by Parser/asdl_c.py. */

#include <stddef.h>

#include "Python.h"
#include "Python-ast.h"

static PyTypeObject AST_type;
static PyTypeObject *mod_type;
static PyObject* ast2obj_mod(void*);
static PyTypeObject *Module_type;
_Py_IDENTIFIER(body);
static char *Module_fields[]={
    "body",
};
static PyTypeObject *Interactive_type;
static char *Interactive_fields[]={
    "body",
};
static PyTypeObject *Expression_type;
static char *Expression_fields[]={
    "body",
};
static PyTypeObject *Suite_type;
static char *Suite_fields[]={
    "body",
};
static PyTypeObject *stmt_type;
_Py_IDENTIFIER(lineno);
_Py_IDENTIFIER(col_offset);
static char *stmt_attributes[] = {
    "lineno",
    "col_offset",
};
static PyObject* ast2obj_stmt(void*);
static PyTypeObject *FunctionDef_type;
_Py_IDENTIFIER(name);
_Py_IDENTIFIER(args);
_Py_IDENTIFIER(decorator_list);
_Py_IDENTIFIER(returns);
static char *FunctionDef_fields[]={
    "name",
    "args",
    "body",
    "decorator_list",
    "returns",
};
static PyTypeObject *AsyncFunctionDef_type;
static char *AsyncFunctionDef_fields[]={
    "name",
    "args",
    "body",
    "decorator_list",
    "returns",
};
static PyTypeObject *ClassDef_type;
_Py_IDENTIFIER(bases);
_Py_IDENTIFIER(keywords);
static char *ClassDef_fields[]={
    "name",
    "bases",
    "keywords",
    "body",
    "decorator_list",
};
static PyTypeObject *Return_type;
_Py_IDENTIFIER(value);
static char *Return_fields[]={
    "value",
};
static PyTypeObject *Delete_type;
_Py_IDENTIFIER(targets);
static char *Delete_fields[]={
    "targets",
};
static PyTypeObject *Assign_type;
static char *Assign_fields[]={
    "targets",
    "value",
};
static PyTypeObject *AugAssign_type;
_Py_IDENTIFIER(target);
_Py_IDENTIFIER(op);
static char *AugAssign_fields[]={
    "target",
    "op",
    "value",
};
static PyTypeObject *For_type;
_Py_IDENTIFIER(iter);
_Py_IDENTIFIER(orelse);
static char *For_fields[]={
    "target",
    "iter",
    "body",
    "orelse",
};
static PyTypeObject *AsyncFor_type;
static char *AsyncFor_fields[]={
    "target",
    "iter",
    "body",
    "orelse",
};
static PyTypeObject *While_type;
_Py_IDENTIFIER(test);
static char *While_fields[]={
    "test",
    "body",
    "orelse",
};
static PyTypeObject *If_type;
static char *If_fields[]={
    "test",
    "body",
    "orelse",
};
static PyTypeObject *With_type;
_Py_IDENTIFIER(items);
static char *With_fields[]={
    "items",
    "body",
};
static PyTypeObject *AsyncWith_type;
static char *AsyncWith_fields[]={
    "items",
    "body",
};
static PyTypeObject *Raise_type;
_Py_IDENTIFIER(exc);
_Py_IDENTIFIER(cause);
static char *Raise_fields[]={
    "exc",
    "cause",
};
static PyTypeObject *Try_type;
_Py_IDENTIFIER(handlers);
_Py_IDENTIFIER(finalbody);
static char *Try_fields[]={
    "body",
    "handlers",
    "orelse",
    "finalbody",
};
static PyTypeObject *Assert_type;
_Py_IDENTIFIER(msg);
static char *Assert_fields[]={
    "test",
    "msg",
};
static PyTypeObject *Import_type;
_Py_IDENTIFIER(names);
static char *Import_fields[]={
    "names",
};
static PyTypeObject *ImportFrom_type;
_Py_IDENTIFIER(module);
_Py_IDENTIFIER(level);
static char *ImportFrom_fields[]={
    "module",
    "names",
    "level",
};
static PyTypeObject *Global_type;
static char *Global_fields[]={
    "names",
};
static PyTypeObject *Nonlocal_type;
static char *Nonlocal_fields[]={
    "names",
};
static PyTypeObject *Expr_type;
static char *Expr_fields[]={
    "value",
};
static PyTypeObject *Pass_type;
static PyTypeObject *Break_type;
static PyTypeObject *Continue_type;
static PyTypeObject *expr_type;
static char *expr_attributes[] = {
    "lineno",
    "col_offset",
};
static PyObject* ast2obj_expr(void*);
static PyTypeObject *BoolOp_type;
_Py_IDENTIFIER(values);
static char *BoolOp_fields[]={
    "op",
    "values",
};
static PyTypeObject *BinOp_type;
_Py_IDENTIFIER(left);
_Py_IDENTIFIER(right);
static char *BinOp_fields[]={
    "left",
    "op",
    "right",
};
static PyTypeObject *UnaryOp_type;
_Py_IDENTIFIER(operand);
static char *UnaryOp_fields[]={
    "op",
    "operand",
};
static PyTypeObject *Lambda_type;
static char *Lambda_fields[]={
    "args",
    "body",
};
static PyTypeObject *IfExp_type;
static char *IfExp_fields[]={
    "test",
    "body",
    "orelse",
};
static PyTypeObject *Dict_type;
_Py_IDENTIFIER(keys);
static char *Dict_fields[]={
    "keys",
    "values",
};
static PyTypeObject *Set_type;
_Py_IDENTIFIER(elts);
static char *Set_fields[]={
    "elts",
};
static PyTypeObject *ListComp_type;
_Py_IDENTIFIER(elt);
_Py_IDENTIFIER(generators);
static char *ListComp_fields[]={
    "elt",
    "generators",
};
static PyTypeObject *SetComp_type;
static char *SetComp_fields[]={
    "elt",
    "generators",
};
static PyTypeObject *DictComp_type;
_Py_IDENTIFIER(key);
static char *DictComp_fields[]={
    "key",
    "value",
    "generators",
};
static PyTypeObject *GeneratorExp_type;
static char *GeneratorExp_fields[]={
    "elt",
    "generators",
};
static PyTypeObject *Await_type;
static char *Await_fields[]={
    "value",
};
static PyTypeObject *Yield_type;
static char *Yield_fields[]={
    "value",
};
static PyTypeObject *YieldFrom_type;
static char *YieldFrom_fields[]={
    "value",
};
static PyTypeObject *Compare_type;
_Py_IDENTIFIER(ops);
_Py_IDENTIFIER(comparators);
static char *Compare_fields[]={
    "left",
    "ops",
    "comparators",
};
static PyTypeObject *Call_type;
_Py_IDENTIFIER(func);
static char *Call_fields[]={
    "func",
    "args",
    "keywords",
};
static PyTypeObject *Num_type;
_Py_IDENTIFIER(n);
static char *Num_fields[]={
    "n",
};
static PyTypeObject *Str_type;
_Py_IDENTIFIER(s);
static char *Str_fields[]={
    "s",
};
static PyTypeObject *Bytes_type;
static char *Bytes_fields[]={
    "s",
};
static PyTypeObject *NameConstant_type;
static char *NameConstant_fields[]={
    "value",
};
static PyTypeObject *Ellipsis_type;
static PyTypeObject *Attribute_type;
_Py_IDENTIFIER(attr);
_Py_IDENTIFIER(ctx);
static char *Attribute_fields[]={
    "value",
    "attr",
    "ctx",
};
static PyTypeObject *Subscript_type;
_Py_IDENTIFIER(slice);
static char *Subscript_fields[]={
    "value",
    "slice",
    "ctx",
};
static PyTypeObject *Starred_type;
static char *Starred_fields[]={
    "value",
    "ctx",
};
static PyTypeObject *Name_type;
_Py_IDENTIFIER(id);
static char *Name_fields[]={
    "id",
    "ctx",
};
static PyTypeObject *List_type;
static char *List_fields[]={
    "elts",
    "ctx",
};
static PyTypeObject *Tuple_type;
static char *Tuple_fields[]={
    "elts",
    "ctx",
};
static PyTypeObject *expr_context_type;
static PyObject *Load_singleton, *Store_singleton, *Del_singleton,
*AugLoad_singleton, *AugStore_singleton, *Param_singleton;
static PyObject* ast2obj_expr_context(expr_context_ty);
static PyTypeObject *Load_type;
static PyTypeObject *Store_type;
static PyTypeObject *Del_type;
static PyTypeObject *AugLoad_type;
static PyTypeObject *AugStore_type;
static PyTypeObject *Param_type;
static PyTypeObject *slice_type;
static PyObject* ast2obj_slice(void*);
static PyTypeObject *Slice_type;
_Py_IDENTIFIER(lower);
_Py_IDENTIFIER(upper);
_Py_IDENTIFIER(step);
static char *Slice_fields[]={
    "lower",
    "upper",
    "step",
};
static PyTypeObject *ExtSlice_type;
_Py_IDENTIFIER(dims);
static char *ExtSlice_fields[]={
    "dims",
};
static PyTypeObject *Index_type;
static char *Index_fields[]={
    "value",
};
static PyTypeObject *boolop_type;
static PyObject *And_singleton, *Or_singleton;
static PyObject* ast2obj_boolop(boolop_ty);
static PyTypeObject *And_type;
static PyTypeObject *Or_type;
static PyTypeObject *operator_type;
static PyObject *Add_singleton, *Sub_singleton, *Mult_singleton,
*MatMult_singleton, *Div_singleton, *Mod_singleton, *Pow_singleton,
*LShift_singleton, *RShift_singleton, *BitOr_singleton, *BitXor_singleton,
*BitAnd_singleton, *FloorDiv_singleton;
static PyObject* ast2obj_operator(operator_ty);
static PyTypeObject *Add_type;
static PyTypeObject *Sub_type;
static PyTypeObject *Mult_type;
static PyTypeObject *MatMult_type;
static PyTypeObject *Div_type;
static PyTypeObject *Mod_type;
static PyTypeObject *Pow_type;
static PyTypeObject *LShift_type;
static PyTypeObject *RShift_type;
static PyTypeObject *BitOr_type;
static PyTypeObject *BitXor_type;
static PyTypeObject *BitAnd_type;
static PyTypeObject *FloorDiv_type;
static PyTypeObject *unaryop_type;
static PyObject *Invert_singleton, *Not_singleton, *UAdd_singleton,
*USub_singleton;
static PyObject* ast2obj_unaryop(unaryop_ty);
static PyTypeObject *Invert_type;
static PyTypeObject *Not_type;
static PyTypeObject *UAdd_type;
static PyTypeObject *USub_type;
static PyTypeObject *cmpop_type;
static PyObject *Eq_singleton, *NotEq_singleton, *Lt_singleton, *LtE_singleton,
*Gt_singleton, *GtE_singleton, *Is_singleton, *IsNot_singleton, *In_singleton,
*NotIn_singleton;
static PyObject* ast2obj_cmpop(cmpop_ty);
static PyTypeObject *Eq_type;
static PyTypeObject *NotEq_type;
static PyTypeObject *Lt_type;
static PyTypeObject *LtE_type;
static PyTypeObject *Gt_type;
static PyTypeObject *GtE_type;
static PyTypeObject *Is_type;
static PyTypeObject *IsNot_type;
static PyTypeObject *In_type;
static PyTypeObject *NotIn_type;
static PyTypeObject *comprehension_type;
static PyObject* ast2obj_comprehension(void*);
_Py_IDENTIFIER(ifs);
static char *comprehension_fields[]={
    "target",
    "iter",
    "ifs",
};
static PyTypeObject *excepthandler_type;
static char *excepthandler_attributes[] = {
    "lineno",
    "col_offset",
};
static PyObject* ast2obj_excepthandler(void*);
static PyTypeObject *ExceptHandler_type;
_Py_IDENTIFIER(type);
static char *ExceptHandler_fields[]={
    "type",
    "name",
    "body",
};
static PyTypeObject *arguments_type;
static PyObject* ast2obj_arguments(void*);
_Py_IDENTIFIER(vararg);
_Py_IDENTIFIER(kwonlyargs);
_Py_IDENTIFIER(kw_defaults);
_Py_IDENTIFIER(kwarg);
_Py_IDENTIFIER(defaults);
static char *arguments_fields[]={
    "args",
    "vararg",
    "kwonlyargs",
    "kw_defaults",
    "kwarg",
    "defaults",
};
static PyTypeObject *arg_type;
static PyObject* ast2obj_arg(void*);
static char *arg_attributes[] = {
    "lineno",
    "col_offset",
};
_Py_IDENTIFIER(arg);
_Py_IDENTIFIER(annotation);
static char *arg_fields[]={
    "arg",
    "annotation",
};
static PyTypeObject *keyword_type;
static PyObject* ast2obj_keyword(void*);
static char *keyword_fields[]={
    "arg",
    "value",
};
static PyTypeObject *alias_type;
static PyObject* ast2obj_alias(void*);
_Py_IDENTIFIER(asname);
static char *alias_fields[]={
    "name",
    "asname",
};
static PyTypeObject *withitem_type;
static PyObject* ast2obj_withitem(void*);
_Py_IDENTIFIER(context_expr);
_Py_IDENTIFIER(optional_vars);
static char *withitem_fields[]={
    "context_expr",
    "optional_vars",
};


typedef struct {
    PyObject_HEAD
    PyObject *dict;
} AST_object;

static void
ast_dealloc(AST_object *self)
{
    /* bpo-31095: UnTrack is needed before calling any callbacks */
    PyObject_GC_UnTrack(self);
    Py_CLEAR(self->dict);
    Py_TYPE(self)->tp_free(self);
}

static int
ast_traverse(AST_object *self, visitproc visit, void *arg)
{
    Py_VISIT(self->dict);
    return 0;
}

static void
ast_clear(AST_object *self)
{
    Py_CLEAR(self->dict);
}

static int
ast_type_init(PyObject *self, PyObject *args, PyObject *kw)
{
    _Py_IDENTIFIER(_fields);
    Py_ssize_t i, numfields = 0;
    int res = -1;
    PyObject *key, *value, *fields;
    fields = _PyObject_GetAttrId((PyObject*)Py_TYPE(self), &PyId__fields);
    if (!fields)
        PyErr_Clear();
    if (fields) {
        numfields = PySequence_Size(fields);
        if (numfields == -1)
            goto cleanup;
    }
    res = 0; /* if no error occurs, this stays 0 to the end */
    if (PyTuple_GET_SIZE(args) > 0) {
        if (numfields != PyTuple_GET_SIZE(args)) {
            PyErr_Format(PyExc_TypeError, "%.400s constructor takes %s"
                         "%zd positional argument%s",
                         Py_TYPE(self)->tp_name,
                         numfields == 0 ? "" : "either 0 or ",
                         numfields, numfields == 1 ? "" : "s");
            res = -1;
            goto cleanup;
        }
        for (i = 0; i < PyTuple_GET_SIZE(args); i++) {
            /* cannot be reached when fields is NULL */
            PyObject *name = PySequence_GetItem(fields, i);
            if (!name) {
                res = -1;
                goto cleanup;
            }
            res = PyObject_SetAttr(self, name, PyTuple_GET_ITEM(args, i));
            Py_DECREF(name);
            if (res < 0)
                goto cleanup;
        }
    }
    if (kw) {
        i = 0;  /* needed by PyDict_Next */
        while (PyDict_Next(kw, &i, &key, &value)) {
            res = PyObject_SetAttr(self, key, value);
            if (res < 0)
                goto cleanup;
        }
    }
  cleanup:
    Py_XDECREF(fields);
    return res;
}

/* Pickling support */
static PyObject *
ast_type_reduce(PyObject *self, PyObject *unused)
{
    PyObject *res;
    _Py_IDENTIFIER(__dict__);
    PyObject *dict = _PyObject_GetAttrId(self, &PyId___dict__);
    if (dict == NULL) {
        if (PyErr_ExceptionMatches(PyExc_AttributeError))
            PyErr_Clear();
        else
            return NULL;
    }
    if (dict) {
        res = Py_BuildValue("O()O", Py_TYPE(self), dict);
        Py_DECREF(dict);
        return res;
    }
    return Py_BuildValue("O()", Py_TYPE(self));
}

static PyMethodDef ast_type_methods[] = {
    {"__reduce__", ast_type_reduce, METH_NOARGS, NULL},
    {NULL}
};

static PyGetSetDef ast_type_getsets[] = {
    {"__dict__", PyObject_GenericGetDict, PyObject_GenericSetDict},
    {NULL}
};

static PyTypeObject AST_type = {
    PyVarObject_HEAD_INIT(&PyType_Type, 0)
    "_ast.AST",
    sizeof(AST_object),
    0,
    (destructor)ast_dealloc, /* tp_dealloc */
    0,                       /* tp_print */
    0,                       /* tp_getattr */
    0,                       /* tp_setattr */
    0,                       /* tp_reserved */
    0,                       /* tp_repr */
    0,                       /* tp_as_number */
    0,                       /* tp_as_sequence */
    0,                       /* tp_as_mapping */
    0,                       /* tp_hash */
    0,                       /* tp_call */
    0,                       /* tp_str */
    PyObject_GenericGetAttr, /* tp_getattro */
    PyObject_GenericSetAttr, /* tp_setattro */
    0,                       /* tp_as_buffer */
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC, /* tp_flags */
    0,                       /* tp_doc */
    (traverseproc)ast_traverse, /* tp_traverse */
    (inquiry)ast_clear,      /* tp_clear */
    0,                       /* tp_richcompare */
    0,                       /* tp_weaklistoffset */
    0,                       /* tp_iter */
    0,                       /* tp_iternext */
    ast_type_methods,        /* tp_methods */
    0,                       /* tp_members */
    ast_type_getsets,        /* tp_getset */
    0,                       /* tp_base */
    0,                       /* tp_dict */
    0,                       /* tp_descr_get */
    0,                       /* tp_descr_set */
    offsetof(AST_object, dict),/* tp_dictoffset */
    (initproc)ast_type_init, /* tp_init */
    PyType_GenericAlloc,     /* tp_alloc */
    PyType_GenericNew,       /* tp_new */
    PyObject_GC_Del,         /* tp_free */
};


static PyTypeObject* make_type(char *type, PyTypeObject* base, char**fields, int num_fields)
{
    PyObject *fnames, *result;
    int i;
    fnames = PyTuple_New(num_fields);
    if (!fnames) return NULL;
    for (i = 0; i < num_fields; i++) {
        PyObject *field = PyUnicode_FromString(fields[i]);
        if (!field) {
            Py_DECREF(fnames);
            return NULL;
        }
        PyTuple_SET_ITEM(fnames, i, field);
    }
    result = PyObject_CallFunction((PyObject*)&PyType_Type, "s(O){sOss}",
                    type, base, "_fields", fnames, "__module__", "_ast");
    Py_DECREF(fnames);
    return (PyTypeObject*)result;
}

static int add_attributes(PyTypeObject* type, char**attrs, int num_fields)
{
    int i, result;
    _Py_IDENTIFIER(_attributes);
    PyObject *s, *l = PyTuple_New(num_fields);
    if (!l)
        return 0;
    for (i = 0; i < num_fields; i++) {
        s = PyUnicode_FromString(attrs[i]);
        if (!s) {
            Py_DECREF(l);
            return 0;
        }
        PyTuple_SET_ITEM(l, i, s);
    }
    result = _PyObject_SetAttrId((PyObject*)type, &PyId__attributes, l) >= 0;
    Py_DECREF(l);
    return result;
}

/* Conversion AST -> Python */

static PyObject* ast2obj_list(asdl_seq *seq, PyObject* (*func)(void*))
{
    Py_ssize_t i, n = asdl_seq_LEN(seq);
    PyObject *result = PyList_New(n);
    PyObject *value;
    if (!result)
        return NULL;
    for (i = 0; i < n; i++) {
        value = func(asdl_seq_GET(seq, i));
        if (!value) {
            Py_DECREF(result);
            return NULL;
        }
        PyList_SET_ITEM(result, i, value);
    }
    return result;
}

static PyObject* ast2obj_object(void *o)
{
    if (!o)
        o = Py_None;
    Py_INCREF((PyObject*)o);
    return (PyObject*)o;
}
#define ast2obj_singleton ast2obj_object
#define ast2obj_identifier ast2obj_object
#define ast2obj_string ast2obj_object
#define ast2obj_bytes ast2obj_object

static PyObject* ast2obj_int(long b)
{
    return PyLong_FromLong(b);
}

/* Conversion Python -> AST */

static int obj2ast_singleton(PyObject *obj, PyObject** out, PyArena* arena)
{
    if (obj != Py_None && obj != Py_True && obj != Py_False) {
        PyErr_SetString(PyExc_ValueError,
                        "AST singleton must be True, False, or None");
        return 1;
    }
    *out = obj;
    return 0;
}

static int obj2ast_object(PyObject* obj, PyObject** out, PyArena* arena)
{
    if (obj == Py_None)
        obj = NULL;
    if (obj) {
        if (PyArena_AddPyObject(arena, obj) < 0) {
            *out = NULL;
            return -1;
        }
        Py_INCREF(obj);
    }
    *out = obj;
    return 0;
}

static int obj2ast_identifier(PyObject* obj, PyObject** out, PyArena* arena)
{
    if (!PyUnicode_CheckExact(obj) && obj != Py_None) {
        PyErr_SetString(PyExc_TypeError, "AST identifier must be of type str");
        return 1;
    }
    return obj2ast_object(obj, out, arena);
}

static int obj2ast_string(PyObject* obj, PyObject** out, PyArena* arena)
{
    if (!PyUnicode_CheckExact(obj) && !PyBytes_CheckExact(obj)) {
        PyErr_SetString(PyExc_TypeError, "AST string must be of type str");
        return 1;
    }
    return obj2ast_object(obj, out, arena);
}

static int obj2ast_bytes(PyObject* obj, PyObject** out, PyArena* arena)
{
    if (!PyBytes_CheckExact(obj)) {
        PyErr_SetString(PyExc_TypeError, "AST bytes must be of type bytes");
        return 1;
    }
    return obj2ast_object(obj, out, arena);
}

static int obj2ast_int(PyObject* obj, int* out, PyArena* arena)
{
    int i;
    if (!PyLong_Check(obj)) {
        PyErr_Format(PyExc_ValueError, "invalid integer value: %R", obj);
        return 1;
    }

    i = (int)PyLong_AsLong(obj);
    if (i == -1 && PyErr_Occurred())
        return 1;
    *out = i;
    return 0;
}

static int add_ast_fields(void)
{
    PyObject *empty_tuple, *d;
    if (PyType_Ready(&AST_type) < 0)
        return -1;
    d = AST_type.tp_dict;
    empty_tuple = PyTuple_New(0);
    if (!empty_tuple ||
        PyDict_SetItemString(d, "_fields", empty_tuple) < 0 ||
        PyDict_SetItemString(d, "_attributes", empty_tuple) < 0) {
        Py_XDECREF(empty_tuple);
        return -1;
    }
    Py_DECREF(empty_tuple);
    return 0;
}

static int exists_not_none(PyObject *obj, _Py_Identifier *id)
{
    int isnone;
    PyObject *attr = _PyObject_GetAttrId(obj, id);
    if (!attr) {
        PyErr_Clear();
        return 0;
    }
    isnone = attr == Py_None;
    Py_DECREF(attr);
    return !isnone;
}


static int init_types(void)
{
    static int initialized;
    if (initialized) return 1;
    if (add_ast_fields() < 0) return 0;
    mod_type = make_type("mod", &AST_type, NULL, 0);
    if (!mod_type) return 0;
    if (!add_attributes(mod_type, NULL, 0)) return 0;
    Module_type = make_type("Module", mod_type, Module_fields, 1);
    if (!Module_type) return 0;
    Interactive_type = make_type("Interactive", mod_type, Interactive_fields,
                                 1);
    if (!Interactive_type) return 0;
    Expression_type = make_type("Expression", mod_type, Expression_fields, 1);
    if (!Expression_type) return 0;
    Suite_type = make_type("Suite", mod_type, Suite_fields, 1);
    if (!Suite_type) return 0;
    stmt_type = make_type("stmt", &AST_type, NULL, 0);
    if (!stmt_type) return 0;
    if (!add_attributes(stmt_type, stmt_attributes, 2)) return 0;
    FunctionDef_type = make_type("FunctionDef", stmt_type, FunctionDef_fields,
                                 5);
    if (!FunctionDef_type) return 0;
    AsyncFunctionDef_type = make_type("AsyncFunctionDef", stmt_type,
                                      AsyncFunctionDef_fields, 5);
    if (!AsyncFunctionDef_type) return 0;
    ClassDef_type = make_type("ClassDef", stmt_type, ClassDef_fields, 5);
    if (!ClassDef_type) return 0;
    Return_type = make_type("Return", stmt_type, Return_fields, 1);
    if (!Return_type) return 0;
    Delete_type = make_type("Delete", stmt_type, Delete_fields, 1);
    if (!Delete_type) return 0;
    Assign_type = make_type("Assign", stmt_type, Assign_fields, 2);
    if (!Assign_type) return 0;
    AugAssign_type = make_type("AugAssign", stmt_type, AugAssign_fields, 3);
    if (!AugAssign_type) return 0;
    For_type = make_type("For", stmt_type, For_fields, 4);
    if (!For_type) return 0;
    AsyncFor_type = make_type("AsyncFor", stmt_type, AsyncFor_fields, 4);
    if (!AsyncFor_type) return 0;
    While_type = make_type("While", stmt_type, While_fields, 3);
    if (!While_type) return 0;
    If_type = make_type("If", stmt_type, If_fields, 3);
    if (!If_type) return 0;
    With_type = make_type("With", stmt_type, With_fields, 2);
    if (!With_type) return 0;
    AsyncWith_type = make_type("AsyncWith", stmt_type, AsyncWith_fields, 2);
    if (!AsyncWith_type) return 0;
    Raise_type = make_type("Raise", stmt_type, Raise_fields, 2);
    if (!Raise_type) return 0;
    Try_type = make_type("Try", stmt_type, Try_fields, 4);
    if (!Try_type) return 0;
    Assert_type = make_type("Assert", stmt_type, Assert_fields, 2);
    if (!Assert_type) return 0;
    Import_type = make_type("Import", stmt_type, Import_fields, 1);
    if (!Import_type) return 0;
    ImportFrom_type = make_type("ImportFrom", stmt_type, ImportFrom_fields, 3);
    if (!ImportFrom_type) return 0;
    Global_type = make_type("Global", stmt_type, Global_fields, 1);
    if (!Global_type) return 0;
    Nonlocal_type = make_type("Nonlocal", stmt_type, Nonlocal_fields, 1);
    if (!Nonlocal_type) return 0;
    Expr_type = make_type("Expr", stmt_type, Expr_fields, 1);
    if (!Expr_type) return 0;
    Pass_type = make_type("Pass", stmt_type, NULL, 0);
    if (!Pass_type) return 0;
    Break_type = make_type("Break", stmt_type, NULL, 0);
    if (!Break_type) return 0;
    Continue_type = make_type("Continue", stmt_type, NULL, 0);
    if (!Continue_type) return 0;
    expr_type = make_type("expr", &AST_type, NULL, 0);
    if (!expr_type) return 0;
    if (!add_attributes(expr_type, expr_attributes, 2)) return 0;
    BoolOp_type = make_type("BoolOp", expr_type, BoolOp_fields, 2);
    if (!BoolOp_type) return 0;
    BinOp_type = make_type("BinOp", expr_type, BinOp_fields, 3);
    if (!BinOp_type) return 0;
    UnaryOp_type = make_type("UnaryOp", expr_type, UnaryOp_fields, 2);
    if (!UnaryOp_type) return 0;
    Lambda_type = make_type("Lambda", expr_type, Lambda_fields, 2);
    if (!Lambda_type) return 0;
    IfExp_type = make_type("IfExp", expr_type, IfExp_fields, 3);
    if (!IfExp_type) return 0;
    Dict_type = make_type("Dict", expr_type, Dict_fields, 2);
    if (!Dict_type) return 0;
    Set_type = make_type("Set", expr_type, Set_fields, 1);
    if (!Set_type) return 0;
    ListComp_type = make_type("ListComp", expr_type, ListComp_fields, 2);
    if (!ListComp_type) return 0;
    SetComp_type = make_type("SetComp", expr_type, SetComp_fields, 2);
    if (!SetComp_type) return 0;
    DictComp_type = make_type("DictComp", expr_type, DictComp_fields, 3);
    if (!DictComp_type) return 0;
    GeneratorExp_type = make_type("GeneratorExp", expr_type,
                                  GeneratorExp_fields, 2);
    if (!GeneratorExp_type) return 0;
    Await_type = make_type("Await", expr_type, Await_fields, 1);
    if (!Await_type) return 0;
    Yield_type = make_type("Yield", expr_type, Yield_fields, 1);
    if (!Yield_type) return 0;
    YieldFrom_type = make_type("YieldFrom", expr_type, YieldFrom_fields, 1);
    if (!YieldFrom_type) return 0;
    Compare_type = make_type("Compare", expr_type, Compare_fields, 3);
    if (!Compare_type) return 0;
    Call_type = make_type("Call", expr_type, Call_fields, 3);
    if (!Call_type) return 0;
    Num_type = make_type("Num", expr_type, Num_fields, 1);
    if (!Num_type) return 0;
    Str_type = make_type("Str", expr_type, Str_fields, 1);
    if (!Str_type) return 0;
    Bytes_type = make_type("Bytes", expr_type, Bytes_fields, 1);
    if (!Bytes_type) return 0;
    NameConstant_type = make_type("NameConstant", expr_type,
                                  NameConstant_fields, 1);
    if (!NameConstant_type) return 0;
    Ellipsis_type = make_type("Ellipsis", expr_type, NULL, 0);
    if (!Ellipsis_type) return 0;
    Attribute_type = make_type("Attribute", expr_type, Attribute_fields, 3);
    if (!Attribute_type) return 0;
    Subscript_type = make_type("Subscript", expr_type, Subscript_fields, 3);
    if (!Subscript_type) return 0;
    Starred_type = make_type("Starred", expr_type, Starred_fields, 2);
    if (!Starred_type) return 0;
    Name_type = make_type("Name", expr_type, Name_fields, 2);
    if (!Name_type) return 0;
    List_type = make_type("List", expr_type, List_fields, 2);
    if (!List_type) return 0;
    Tuple_type = make_type("Tuple", expr_type, Tuple_fields, 2);
    if (!Tuple_type) return 0;
    expr_context_type = make_type("expr_context", &AST_type, NULL, 0);
    if (!expr_context_type) return 0;
    if (!add_attributes(expr_context_type, NULL, 0)) return 0;
    Load_type = make_type("Load", expr_context_type, NULL, 0);
    if (!Load_type) return 0;
    Load_singleton = PyType_GenericNew(Load_type, NULL, NULL);
    if (!Load_singleton) return 0;
    Store_type = make_type("Store", expr_context_type, NULL, 0);
    if (!Store_type) return 0;
    Store_singleton = PyType_GenericNew(Store_type, NULL, NULL);
    if (!Store_singleton) return 0;
    Del_type = make_type("Del", expr_context_type, NULL, 0);
    if (!Del_type) return 0;
    Del_singleton = PyType_GenericNew(Del_type, NULL, NULL);
    if (!Del_singleton) return 0;
    AugLoad_type = make_type("AugLoad", expr_context_type, NULL, 0);
    if (!AugLoad_type) return 0;
    AugLoad_singleton = PyType_GenericNew(AugLoad_type, NULL, NULL);
    if (!AugLoad_singleton) return 0;
    AugStore_type = make_type("AugStore", expr_context_type, NULL, 0);
    if (!AugStore_type) return 0;
    AugStore_singleton = PyType_GenericNew(AugStore_type, NULL, NULL);
    if (!AugStore_singleton) return 0;
    Param_type = make_type("Param", expr_context_type, NULL, 0);
    if (!Param_type) return 0;
    Param_singleton = PyType_GenericNew(Param_type, NULL, NULL);
    if (!Param_singleton) return 0;
    slice_type = make_type("slice", &AST_type, NULL, 0);
    if (!slice_type) return 0;
    if (!add_attributes(slice_type, NULL, 0)) return 0;
    Slice_type = make_type("Slice", slice_type, Slice_fields, 3);
    if (!Slice_type) return 0;
    ExtSlice_type = make_type("ExtSlice", slice_type, ExtSlice_fields, 1);
    if (!ExtSlice_type) return 0;
    Index_type = make_type("Index", slice_type, Index_fields, 1);
    if (!Index_type) return 0;
    boolop_type = make_type("boolop", &AST_type, NULL, 0);
    if (!boolop_type) return 0;
    if (!add_attributes(boolop_type, NULL, 0)) return 0;
    And_type = make_type("And", boolop_type, NULL, 0);
    if (!And_type) return 0;
    And_singleton = PyType_GenericNew(And_type, NULL, NULL);
    if (!And_singleton) return 0;
    Or_type = make_type("Or", boolop_type, NULL, 0);
    if (!Or_type) return 0;
    Or_singleton = PyType_GenericNew(Or_type, NULL, NULL);
    if (!Or_singleton) return 0;
    operator_type = make_type("operator", &AST_type, NULL, 0);
    if (!operator_type) return 0;
    if (!add_attributes(operator_type, NULL, 0)) return 0;
    Add_type = make_type("Add", operator_type, NULL, 0);
    if (!Add_type) return 0;
    Add_singleton = PyType_GenericNew(Add_type, NULL, NULL);
    if (!Add_singleton) return 0;
    Sub_type = make_type("Sub", operator_type, NULL, 0);
    if (!Sub_type) return 0;
    Sub_singleton = PyType_GenericNew(Sub_type, NULL, NULL);
    if (!Sub_singleton) return 0;
    Mult_type = make_type("Mult", operator_type, NULL, 0);
    if (!Mult_type) return 0;