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-rw-r--r--Lib/test/test_ast.py42
1 files changed, 30 insertions, 12 deletions
diff --git a/Lib/test/test_ast.py b/Lib/test/test_ast.py
index 6802430..6d05c8f 100644
--- a/Lib/test/test_ast.py
+++ b/Lib/test/test_ast.py
@@ -195,16 +195,19 @@ exec_tests = [
"type X[T, *Ts, **P] = (T, Ts, P)",
"type X[T: int, *Ts, **P] = (T, Ts, P)",
"type X[T: (int, str), *Ts, **P] = (T, Ts, P)",
+ "type X[T: int = 1, *Ts = 2, **P =3] = (T, Ts, P)",
# Generic classes
"class X[T]: pass",
"class X[T, *Ts, **P]: pass",
"class X[T: int, *Ts, **P]: pass",
"class X[T: (int, str), *Ts, **P]: pass",
+ "class X[T: int = 1, *Ts = 2, **P = 3]: pass",
# Generic functions
"def f[T](): pass",
"def f[T, *Ts, **P](): pass",
"def f[T: int, *Ts, **P](): pass",
"def f[T: (int, str), *Ts, **P](): pass",
+ "def f[T: int = 1, *Ts = 2, **P = 3](): pass",
]
# These are compiled through "single"
@@ -1108,6 +1111,18 @@ class AST_Tests(unittest.TestCase):
with self.assertRaises(SyntaxError):
ast.parse(sample, feature_version=(3, 11))
+ def test_type_params_default_feature_version(self):
+ samples = [
+ "type X[*Ts=int] = int",
+ "class X[T=int]: pass",
+ "def f[**P=int](): pass",
+ ]
+ for sample in samples:
+ with self.subTest(sample):
+ ast.parse(sample)
+ with self.assertRaises(SyntaxError):
+ ast.parse(sample, feature_version=(3, 12))
+
def test_invalid_major_feature_version(self):
with self.assertRaises(ValueError):
ast.parse('pass', feature_version=(2, 7))
@@ -3261,18 +3276,21 @@ exec_results = [
('Module', [('FunctionDef', (1, 0, 1, 42), 'f', ('arguments', [('arg', (1, 6, 1, 7), 'a', None, None)], [('arg', (1, 14, 1, 15), 'b', None, None)], None, [('arg', (1, 22, 1, 23), 'c', None, None)], [('Constant', (1, 24, 1, 25), 4, None)], ('arg', (1, 29, 1, 35), 'kwargs', None, None), [('Constant', (1, 8, 1, 9), 1, None), ('Constant', (1, 16, 1, 17), 2, None)]), [('Pass', (1, 38, 1, 42))], [], None, None, [])], []),
('Module', [('FunctionDef', (1, 0, 1, 40), 'f', ('arguments', [('arg', (1, 6, 1, 7), 'a', None, None)], [('arg', (1, 14, 1, 15), 'b', None, None)], None, [('arg', (1, 22, 1, 23), 'c', None, None)], [None], ('arg', (1, 27, 1, 33), 'kwargs', None, None), [('Constant', (1, 8, 1, 9), 1, None), ('Constant', (1, 16, 1, 17), 2, None)]), [('Pass', (1, 36, 1, 40))], [], None, None, [])], []),
('Module', [('TypeAlias', (1, 0, 1, 12), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [], ('Name', (1, 9, 1, 12), 'int', ('Load',)))], []),
-('Module', [('TypeAlias', (1, 0, 1, 15), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 8), 'T', None)], ('Name', (1, 12, 1, 15), 'int', ('Load',)))], []),
-('Module', [('TypeAlias', (1, 0, 1, 32), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 8), 'T', None), ('TypeVarTuple', (1, 10, 1, 13), 'Ts'), ('ParamSpec', (1, 15, 1, 18), 'P')], ('Tuple', (1, 22, 1, 32), [('Name', (1, 23, 1, 24), 'T', ('Load',)), ('Name', (1, 26, 1, 28), 'Ts', ('Load',)), ('Name', (1, 30, 1, 31), 'P', ('Load',))], ('Load',)))], []),
-('Module', [('TypeAlias', (1, 0, 1, 37), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 13), 'T', ('Name', (1, 10, 1, 13), 'int', ('Load',))), ('TypeVarTuple', (1, 15, 1, 18), 'Ts'), ('ParamSpec', (1, 20, 1, 23), 'P')], ('Tuple', (1, 27, 1, 37), [('Name', (1, 28, 1, 29), 'T', ('Load',)), ('Name', (1, 31, 1, 33), 'Ts', ('Load',)), ('Name', (1, 35, 1, 36), 'P', ('Load',))], ('Load',)))], []),
-('Module', [('TypeAlias', (1, 0, 1, 44), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 20), 'T', ('Tuple', (1, 10, 1, 20), [('Name', (1, 11, 1, 14), 'int', ('Load',)), ('Name', (1, 16, 1, 19), 'str', ('Load',))], ('Load',))), ('TypeVarTuple', (1, 22, 1, 25), 'Ts'), ('ParamSpec', (1, 27, 1, 30), 'P')], ('Tuple', (1, 34, 1, 44), [('Name', (1, 35, 1, 36), 'T', ('Load',)), ('Name', (1, 38, 1, 40), 'Ts', ('Load',)), ('Name', (1, 42, 1, 43), 'P', ('Load',))], ('Load',)))], []),
-('Module', [('ClassDef', (1, 0, 1, 16), 'X', [], [], [('Pass', (1, 12, 1, 16))], [], [('TypeVar', (1, 8, 1, 9), 'T', None)])], []),
-('Module', [('ClassDef', (1, 0, 1, 26), 'X', [], [], [('Pass', (1, 22, 1, 26))], [], [('TypeVar', (1, 8, 1, 9), 'T', None), ('TypeVarTuple', (1, 11, 1, 14), 'Ts'), ('ParamSpec', (1, 16, 1, 19), 'P')])], []),
-('Module', [('ClassDef', (1, 0, 1, 31), 'X', [], [], [('Pass', (1, 27, 1, 31))], [], [('TypeVar', (1, 8, 1, 14), 'T', ('Name', (1, 11, 1, 14), 'int', ('Load',))), ('TypeVarTuple', (1, 16, 1, 19), 'Ts'), ('ParamSpec', (1, 21, 1, 24), 'P')])], []),
-('Module', [('ClassDef', (1, 0, 1, 38), 'X', [], [], [('Pass', (1, 34, 1, 38))], [], [('TypeVar', (1, 8, 1, 21), 'T', ('Tuple', (1, 11, 1, 21), [('Name', (1, 12, 1, 15), 'int', ('Load',)), ('Name', (1, 17, 1, 20), 'str', ('Load',))], ('Load',))), ('TypeVarTuple', (1, 23, 1, 26), 'Ts'), ('ParamSpec', (1, 28, 1, 31), 'P')])], []),
-('Module', [('FunctionDef', (1, 0, 1, 16), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 12, 1, 16))], [], None, None, [('TypeVar', (1, 6, 1, 7), 'T', None)])], []),
-('Module', [('FunctionDef', (1, 0, 1, 26), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 22, 1, 26))], [], None, None, [('TypeVar', (1, 6, 1, 7), 'T', None), ('TypeVarTuple', (1, 9, 1, 12), 'Ts'), ('ParamSpec', (1, 14, 1, 17), 'P')])], []),
-('Module', [('FunctionDef', (1, 0, 1, 31), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 27, 1, 31))], [], None, None, [('TypeVar', (1, 6, 1, 12), 'T', ('Name', (1, 9, 1, 12), 'int', ('Load',))), ('TypeVarTuple', (1, 14, 1, 17), 'Ts'), ('ParamSpec', (1, 19, 1, 22), 'P')])], []),
-('Module', [('FunctionDef', (1, 0, 1, 38), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 34, 1, 38))], [], None, None, [('TypeVar', (1, 6, 1, 19), 'T', ('Tuple', (1, 9, 1, 19), [('Name', (1, 10, 1, 13), 'int', ('Load',)), ('Name', (1, 15, 1, 18), 'str', ('Load',))], ('Load',))), ('TypeVarTuple', (1, 21, 1, 24), 'Ts'), ('ParamSpec', (1, 26, 1, 29), 'P')])], []),
+('Module', [('TypeAlias', (1, 0, 1, 15), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 8), 'T', None, None)], ('Name', (1, 12, 1, 15), 'int', ('Load',)))], []),
+('Module', [('TypeAlias', (1, 0, 1, 32), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 8), 'T', None, None), ('TypeVarTuple', (1, 10, 1, 13), 'Ts', None), ('ParamSpec', (1, 15, 1, 18), 'P', None)], ('Tuple', (1, 22, 1, 32), [('Name', (1, 23, 1, 24), 'T', ('Load',)), ('Name', (1, 26, 1, 28), 'Ts', ('Load',)), ('Name', (1, 30, 1, 31), 'P', ('Load',))], ('Load',)))], []),
+('Module', [('TypeAlias', (1, 0, 1, 37), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 13), 'T', ('Name', (1, 10, 1, 13), 'int', ('Load',)), None), ('TypeVarTuple', (1, 15, 1, 18), 'Ts', None), ('ParamSpec', (1, 20, 1, 23), 'P', None)], ('Tuple', (1, 27, 1, 37), [('Name', (1, 28, 1, 29), 'T', ('Load',)), ('Name', (1, 31, 1, 33), 'Ts', ('Load',)), ('Name', (1, 35, 1, 36), 'P', ('Load',))], ('Load',)))], []),
+('Module', [('TypeAlias', (1, 0, 1, 44), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 20), 'T', ('Tuple', (1, 10, 1, 20), [('Name', (1, 11, 1, 14), 'int', ('Load',)), ('Name', (1, 16, 1, 19), 'str', ('Load',))], ('Load',)), None), ('TypeVarTuple', (1, 22, 1, 25), 'Ts', None), ('ParamSpec', (1, 27, 1, 30), 'P', None)], ('Tuple', (1, 34, 1, 44), [('Name', (1, 35, 1, 36), 'T', ('Load',)), ('Name', (1, 38, 1, 40), 'Ts', ('Load',)), ('Name', (1, 42, 1, 43), 'P', ('Load',))], ('Load',)))], []),
+('Module', [('TypeAlias', (1, 0, 1, 48), ('Name', (1, 5, 1, 6), 'X', ('Store',)), [('TypeVar', (1, 7, 1, 17), 'T', ('Name', (1, 10, 1, 13), 'int', ('Load',)), ('Constant', (1, 16, 1, 17), 1, None)), ('TypeVarTuple', (1, 19, 1, 26), 'Ts', ('Constant', (1, 25, 1, 26), 2, None)), ('ParamSpec', (1, 28, 1, 34), 'P', ('Constant', (1, 33, 1, 34), 3, None))], ('Tuple', (1, 38, 1, 48), [('Name', (1, 39, 1, 40), 'T', ('Load',)), ('Name', (1, 42, 1, 44), 'Ts', ('Load',)), ('Name', (1, 46, 1, 47), 'P', ('Load',))], ('Load',)))], []),
+('Module', [('ClassDef', (1, 0, 1, 16), 'X', [], [], [('Pass', (1, 12, 1, 16))], [], [('TypeVar', (1, 8, 1, 9), 'T', None, None)])], []),
+('Module', [('ClassDef', (1, 0, 1, 26), 'X', [], [], [('Pass', (1, 22, 1, 26))], [], [('TypeVar', (1, 8, 1, 9), 'T', None, None), ('TypeVarTuple', (1, 11, 1, 14), 'Ts', None), ('ParamSpec', (1, 16, 1, 19), 'P', None)])], []),
+('Module', [('ClassDef', (1, 0, 1, 31), 'X', [], [], [('Pass', (1, 27, 1, 31))], [], [('TypeVar', (1, 8, 1, 14), 'T', ('Name', (1, 11, 1, 14), 'int', ('Load',)), None), ('TypeVarTuple', (1, 16, 1, 19), 'Ts', None), ('ParamSpec', (1, 21, 1, 24), 'P', None)])], []),
+('Module', [('ClassDef', (1, 0, 1, 38), 'X', [], [], [('Pass', (1, 34, 1, 38))], [], [('TypeVar', (1, 8, 1, 21), 'T', ('Tuple', (1, 11, 1, 21), [('Name', (1, 12, 1, 15), 'int', ('Load',)), ('Name', (1, 17, 1, 20), 'str', ('Load',))], ('Load',)), None), ('TypeVarTuple', (1, 23, 1, 26), 'Ts', None), ('ParamSpec', (1, 28, 1, 31), 'P', None)])], []),
+('Module', [('ClassDef', (1, 0, 1, 43), 'X', [], [], [('Pass', (1, 39, 1, 43))], [], [('TypeVar', (1, 8, 1, 18), 'T', ('Name', (1, 11, 1, 14), 'int', ('Load',)), ('Constant', (1, 17, 1, 18), 1, None)), ('TypeVarTuple', (1, 20, 1, 27), 'Ts', ('Constant', (1, 26, 1, 27), 2, None)), ('ParamSpec', (1, 29, 1, 36), 'P', ('Constant', (1, 35, 1, 36), 3, None))])], []),
+('Module', [('FunctionDef', (1, 0, 1, 16), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 12, 1, 16))], [], None, None, [('TypeVar', (1, 6, 1, 7), 'T', None, None)])], []),
+('Module', [('FunctionDef', (1, 0, 1, 26), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 22, 1, 26))], [], None, None, [('TypeVar', (1, 6, 1, 7), 'T', None, None), ('TypeVarTuple', (1, 9, 1, 12), 'Ts', None), ('ParamSpec', (1, 14, 1, 17), 'P', None)])], []),
+('Module', [('FunctionDef', (1, 0, 1, 31), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 27, 1, 31))], [], None, None, [('TypeVar', (1, 6, 1, 12), 'T', ('Name', (1, 9, 1, 12), 'int', ('Load',)), None), ('TypeVarTuple', (1, 14, 1, 17), 'Ts', None), ('ParamSpec', (1, 19, 1, 22), 'P', None)])], []),
+('Module', [('FunctionDef', (1, 0, 1, 38), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 34, 1, 38))], [], None, None, [('TypeVar', (1, 6, 1, 19), 'T', ('Tuple', (1, 9, 1, 19), [('Name', (1, 10, 1, 13), 'int', ('Load',)), ('Name', (1, 15, 1, 18), 'str', ('Load',))], ('Load',)), None), ('TypeVarTuple', (1, 21, 1, 24), 'Ts', None), ('ParamSpec', (1, 26, 1, 29), 'P', None)])], []),
+('Module', [('FunctionDef', (1, 0, 1, 43), 'f', ('arguments', [], [], None, [], [], None, []), [('Pass', (1, 39, 1, 43))], [], None, None, [('TypeVar', (1, 6, 1, 16), 'T', ('Name', (1, 9, 1, 12), 'int', ('Load',)), ('Constant', (1, 15, 1, 16), 1, None)), ('TypeVarTuple', (1, 18, 1, 25), 'Ts', ('Constant', (1, 24, 1, 25), 2, None)), ('ParamSpec', (1, 27, 1, 34), 'P', ('Constant', (1, 33, 1, 34), 3, None))])], []),
]
single_results = [
('Interactive', [('Expr', (1, 0, 1, 3), ('BinOp', (1, 0, 1, 3), ('Constant', (1, 0, 1, 1), 1, None), ('Add',), ('Constant', (1, 2, 1, 3), 2, None)))]),