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PEP 0492 -- Coroutines with async and await syntax. Issue #24017.

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This commit is contained in:
Yury Selivanov 2015-05-11 22:57:16 -04:00
parent 4e6bf4b3da
commit 7544508f02
72 changed files with 9261 additions and 5739 deletions
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59
Include/Python-ast.h
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@ -63,12 +63,13 @@ struct _mod {
} v;
};
enum _stmt_kind {FunctionDef_kind=1, ClassDef_kind=2, Return_kind=3,
Delete_kind=4, Assign_kind=5, AugAssign_kind=6, For_kind=7,
While_kind=8, If_kind=9, With_kind=10, Raise_kind=11,
Try_kind=12, Assert_kind=13, Import_kind=14,
ImportFrom_kind=15, Global_kind=16, Nonlocal_kind=17,
Expr_kind=18, Pass_kind=19, Break_kind=20, Continue_kind=21};
enum _stmt_kind {FunctionDef_kind=1, AsyncFunctionDef_kind=2, ClassDef_kind=3,
Return_kind=4, Delete_kind=5, Assign_kind=6,
AugAssign_kind=7, For_kind=8, AsyncFor_kind=9, While_kind=10,
If_kind=11, With_kind=12, AsyncWith_kind=13, Raise_kind=14,
Try_kind=15, Assert_kind=16, Import_kind=17,
ImportFrom_kind=18, Global_kind=19, Nonlocal_kind=20,
Expr_kind=21, Pass_kind=22, Break_kind=23, Continue_kind=24};
struct _stmt {
enum _stmt_kind kind;
union {
@ -80,6 +81,14 @@ struct _stmt {
expr_ty returns;
} FunctionDef;
struct {
identifier name;
arguments_ty args;
asdl_seq *body;
asdl_seq *decorator_list;
expr_ty returns;
} AsyncFunctionDef;
struct {
identifier name;
asdl_seq *bases;
@ -114,6 +123,13 @@ struct _stmt {
asdl_seq *orelse;
} For;
struct {
expr_ty target;
expr_ty iter;
asdl_seq *body;
asdl_seq *orelse;
} AsyncFor;
struct {
expr_ty test;
asdl_seq *body;
@ -131,6 +147,11 @@ struct _stmt {
asdl_seq *body;
} With;
struct {
asdl_seq *items;
asdl_seq *body;
} AsyncWith;
struct {
expr_ty exc;
expr_ty cause;
@ -178,11 +199,11 @@ struct _stmt {
enum _expr_kind {BoolOp_kind=1, BinOp_kind=2, UnaryOp_kind=3, Lambda_kind=4,
IfExp_kind=5, Dict_kind=6, Set_kind=7, ListComp_kind=8,
SetComp_kind=9, DictComp_kind=10, GeneratorExp_kind=11,
Yield_kind=12, YieldFrom_kind=13, Compare_kind=14,
Call_kind=15, Num_kind=16, Str_kind=17, Bytes_kind=18,
NameConstant_kind=19, Ellipsis_kind=20, Attribute_kind=21,
Subscript_kind=22, Starred_kind=23, Name_kind=24,
List_kind=25, Tuple_kind=26};
Await_kind=12, Yield_kind=13, YieldFrom_kind=14,
Compare_kind=15, Call_kind=16, Num_kind=17, Str_kind=18,
Bytes_kind=19, NameConstant_kind=20, Ellipsis_kind=21,
Attribute_kind=22, Subscript_kind=23, Starred_kind=24,
Name_kind=25, List_kind=26, Tuple_kind=27};
struct _expr {
enum _expr_kind kind;
union {
@ -243,6 +264,10 @@ struct _expr {
asdl_seq *generators;
} GeneratorExp;
struct {
expr_ty value;
} Await;
struct {
expr_ty value;
} Yield;
@ -402,6 +427,10 @@ mod_ty _Py_Suite(asdl_seq * body, PyArena *arena);
stmt_ty _Py_FunctionDef(identifier name, arguments_ty args, asdl_seq * body,
asdl_seq * decorator_list, expr_ty returns, int lineno,
int col_offset, PyArena *arena);
#define AsyncFunctionDef(a0, a1, a2, a3, a4, a5, a6, a7) _Py_AsyncFunctionDef(a0, a1, a2, a3, a4, a5, a6, a7)
stmt_ty _Py_AsyncFunctionDef(identifier name, arguments_ty args, asdl_seq *
body, asdl_seq * decorator_list, expr_ty returns,
int lineno, int col_offset, PyArena *arena);
#define ClassDef(a0, a1, a2, a3, a4, a5, a6, a7) _Py_ClassDef(a0, a1, a2, a3, a4, a5, a6, a7)
stmt_ty _Py_ClassDef(identifier name, asdl_seq * bases, asdl_seq * keywords,
asdl_seq * body, asdl_seq * decorator_list, int lineno,
@ -420,6 +449,9 @@ stmt_ty _Py_AugAssign(expr_ty target, operator_ty op, expr_ty value, int
#define For(a0, a1, a2, a3, a4, a5, a6) _Py_For(a0, a1, a2, a3, a4, a5, a6)
stmt_ty _Py_For(expr_ty target, expr_ty iter, asdl_seq * body, asdl_seq *
orelse, int lineno, int col_offset, PyArena *arena);
#define AsyncFor(a0, a1, a2, a3, a4, a5, a6) _Py_AsyncFor(a0, a1, a2, a3, a4, a5, a6)
stmt_ty _Py_AsyncFor(expr_ty target, expr_ty iter, asdl_seq * body, asdl_seq *
orelse, int lineno, int col_offset, PyArena *arena);
#define While(a0, a1, a2, a3, a4, a5) _Py_While(a0, a1, a2, a3, a4, a5)
stmt_ty _Py_While(expr_ty test, asdl_seq * body, asdl_seq * orelse, int lineno,
int col_offset, PyArena *arena);
@ -429,6 +461,9 @@ stmt_ty _Py_If(expr_ty test, asdl_seq * body, asdl_seq * orelse, int lineno,
#define With(a0, a1, a2, a3, a4) _Py_With(a0, a1, a2, a3, a4)
stmt_ty _Py_With(asdl_seq * items, asdl_seq * body, int lineno, int col_offset,
PyArena *arena);
#define AsyncWith(a0, a1, a2, a3, a4) _Py_AsyncWith(a0, a1, a2, a3, a4)
stmt_ty _Py_AsyncWith(asdl_seq * items, asdl_seq * body, int lineno, int
col_offset, PyArena *arena);
#define Raise(a0, a1, a2, a3, a4) _Py_Raise(a0, a1, a2, a3, a4)
stmt_ty _Py_Raise(expr_ty exc, expr_ty cause, int lineno, int col_offset,
PyArena *arena);
@ -491,6 +526,8 @@ expr_ty _Py_DictComp(expr_ty key, expr_ty value, asdl_seq * generators, int
#define GeneratorExp(a0, a1, a2, a3, a4) _Py_GeneratorExp(a0, a1, a2, a3, a4)
expr_ty _Py_GeneratorExp(expr_ty elt, asdl_seq * generators, int lineno, int
col_offset, PyArena *arena);
#define Await(a0, a1, a2, a3) _Py_Await(a0, a1, a2, a3)
expr_ty _Py_Await(expr_ty value, int lineno, int col_offset, PyArena *arena);
#define Yield(a0, a1, a2, a3) _Py_Yield(a0, a1, a2, a3)
expr_ty _Py_Yield(expr_ty value, int lineno, int col_offset, PyArena *arena);
#define YieldFrom(a0, a1, a2, a3) _Py_YieldFrom(a0, a1, a2, a3)