mirror of
https://github.com/python/cpython.git
synced 2025-07-25 20:24:11 +00:00
43634fc1fc
Added skips for tests known to cause problems when running on Emscripten. These mostly relate to the limited stack depth on Emscripten.
1105 lines
40 KiB
Python
1105 lines
40 KiB
Python
import unittest
|
|
from test.support import (cpython_only, is_wasi, requires_limited_api, Py_DEBUG,
|
|
set_recursion_limit, skip_on_s390x, skip_emscripten_stack_overflow)
|
|
try:
|
|
import _testcapi
|
|
except ImportError:
|
|
_testcapi = None
|
|
try:
|
|
import _testlimitedcapi
|
|
except ImportError:
|
|
_testlimitedcapi = None
|
|
import struct
|
|
import collections
|
|
import itertools
|
|
import gc
|
|
import contextlib
|
|
import types
|
|
|
|
|
|
class BadStr(str):
|
|
def __eq__(self, other):
|
|
return True
|
|
def __hash__(self):
|
|
# Guaranteed different hash
|
|
return str.__hash__(self) ^ 3
|
|
|
|
|
|
class FunctionCalls(unittest.TestCase):
|
|
|
|
def test_kwargs_order(self):
|
|
# bpo-34320: **kwargs should preserve order of passed OrderedDict
|
|
od = collections.OrderedDict([('a', 1), ('b', 2)])
|
|
od.move_to_end('a')
|
|
expected = list(od.items())
|
|
|
|
def fn(**kw):
|
|
return kw
|
|
|
|
res = fn(**od)
|
|
self.assertIsInstance(res, dict)
|
|
self.assertEqual(list(res.items()), expected)
|
|
|
|
def test_frames_are_popped_after_failed_calls(self):
|
|
# GH-93252: stuff blows up if we don't pop the new frame after
|
|
# recovering from failed calls:
|
|
def f():
|
|
pass
|
|
class C:
|
|
def m(self):
|
|
pass
|
|
callables = [f, C.m, [].__len__]
|
|
for c in callables:
|
|
for _ in range(1000):
|
|
try:
|
|
c(None)
|
|
except TypeError:
|
|
pass
|
|
# BOOM!
|
|
|
|
|
|
@cpython_only
|
|
class CFunctionCallsErrorMessages(unittest.TestCase):
|
|
|
|
def test_varargs0(self):
|
|
msg = r"__contains__\(\) takes exactly one argument \(0 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, {}.__contains__)
|
|
|
|
def test_varargs2(self):
|
|
msg = r"__contains__\(\) takes exactly one argument \(2 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, {}.__contains__, 0, 1)
|
|
|
|
def test_varargs3(self):
|
|
msg = r"^from_bytes\(\) takes at most 2 positional arguments \(3 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, int.from_bytes, b'a', 'little', False)
|
|
|
|
def test_varargs1min(self):
|
|
msg = (r"get\(\) takes at least 1 argument \(0 given\)|"
|
|
r"get expected at least 1 argument, got 0")
|
|
self.assertRaisesRegex(TypeError, msg, {}.get)
|
|
|
|
msg = r"expected 1 argument, got 0"
|
|
self.assertRaisesRegex(TypeError, msg, {}.__delattr__)
|
|
|
|
def test_varargs2min(self):
|
|
msg = r"getattr expected at least 2 arguments, got 0"
|
|
self.assertRaisesRegex(TypeError, msg, getattr)
|
|
|
|
def test_varargs1max(self):
|
|
msg = (r"input\(\) takes at most 1 argument \(2 given\)|"
|
|
r"input expected at most 1 argument, got 2")
|
|
self.assertRaisesRegex(TypeError, msg, input, 1, 2)
|
|
|
|
def test_varargs2max(self):
|
|
msg = (r"get\(\) takes at most 2 arguments \(3 given\)|"
|
|
r"get expected at most 2 arguments, got 3")
|
|
self.assertRaisesRegex(TypeError, msg, {}.get, 1, 2, 3)
|
|
|
|
def test_varargs1_kw(self):
|
|
msg = r"__contains__\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, {}.__contains__, x=2)
|
|
|
|
def test_varargs2_kw(self):
|
|
msg = r"__contains__\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, {}.__contains__, x=2, y=2)
|
|
|
|
def test_varargs3_kw(self):
|
|
msg = r"bool\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, bool, x=2)
|
|
|
|
def test_varargs4_kw(self):
|
|
msg = r"^(list[.])?index\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, [].index, x=2)
|
|
|
|
def test_varargs5_kw(self):
|
|
msg = r"^hasattr\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, hasattr, x=2)
|
|
|
|
def test_varargs6_kw(self):
|
|
msg = r"^getattr\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, getattr, x=2)
|
|
|
|
def test_varargs7_kw(self):
|
|
msg = r"^next\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, next, x=2)
|
|
|
|
def test_varargs8_kw(self):
|
|
msg = r"^_struct[.]pack\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, struct.pack, x=2)
|
|
|
|
def test_varargs9_kw(self):
|
|
msg = r"^_struct[.]pack_into\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, struct.pack_into, x=2)
|
|
|
|
def test_varargs10_kw(self):
|
|
msg = r"^deque[.]index\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, collections.deque().index, x=2)
|
|
|
|
def test_varargs11_kw(self):
|
|
msg = r"^Struct[.]pack\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, struct.Struct.pack, struct.Struct(""), x=2)
|
|
|
|
def test_varargs12_kw(self):
|
|
msg = r"^staticmethod\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, staticmethod, func=id)
|
|
|
|
def test_varargs13_kw(self):
|
|
msg = r"^classmethod\(\) takes no keyword arguments$"
|
|
self.assertRaisesRegex(TypeError, msg, classmethod, func=id)
|
|
|
|
def test_varargs14_kw(self):
|
|
msg = r"^product\(\) takes at most 1 keyword argument \(2 given\)$"
|
|
self.assertRaisesRegex(TypeError, msg,
|
|
itertools.product, 0, repeat=1, foo=2)
|
|
|
|
def test_varargs15_kw(self):
|
|
msg = r"^ImportError\(\) takes at most 3 keyword arguments \(4 given\)$"
|
|
self.assertRaisesRegex(TypeError, msg,
|
|
ImportError, 0, name=1, path=2, name_from=3, foo=3)
|
|
|
|
def test_varargs16_kw(self):
|
|
msg = r"^min\(\) takes at most 2 keyword arguments \(3 given\)$"
|
|
self.assertRaisesRegex(TypeError, msg,
|
|
min, 0, default=1, key=2, foo=3)
|
|
|
|
def test_varargs17_kw(self):
|
|
msg = r"print\(\) got an unexpected keyword argument 'foo'$"
|
|
self.assertRaisesRegex(TypeError, msg,
|
|
print, 0, sep=1, end=2, file=3, flush=4, foo=5)
|
|
|
|
def test_varargs18_kw(self):
|
|
# _PyArg_UnpackKeywords() with varpos
|
|
msg = r"invalid keyword argument for print\(\)$"
|
|
with self.assertRaisesRegex(TypeError, msg):
|
|
print(0, 1, **{BadStr('foo'): ','})
|
|
|
|
def test_varargs19_kw(self):
|
|
# _PyArg_UnpackKeywords()
|
|
msg = r"invalid keyword argument for round\(\)$"
|
|
with self.assertRaisesRegex(TypeError, msg):
|
|
round(1.75, **{BadStr('foo'): 1})
|
|
|
|
def test_oldargs0_1(self):
|
|
msg = r"keys\(\) takes no arguments \(1 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, {}.keys, 0)
|
|
|
|
def test_oldargs0_2(self):
|
|
msg = r"keys\(\) takes no arguments \(2 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, {}.keys, 0, 1)
|
|
|
|
def test_oldargs0_1_kw(self):
|
|
msg = r"keys\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, {}.keys, x=2)
|
|
|
|
def test_oldargs0_2_kw(self):
|
|
msg = r"keys\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, {}.keys, x=2, y=2)
|
|
|
|
def test_oldargs1_0(self):
|
|
msg = r"count\(\) takes exactly one argument \(0 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, [].count)
|
|
|
|
def test_oldargs1_2(self):
|
|
msg = r"count\(\) takes exactly one argument \(2 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, [].count, 1, 2)
|
|
|
|
def test_oldargs1_0_kw(self):
|
|
msg = r"count\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, [].count, x=2)
|
|
|
|
def test_oldargs1_1_kw(self):
|
|
msg = r"count\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, [].count, {}, x=2)
|
|
|
|
def test_oldargs1_2_kw(self):
|
|
msg = r"count\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(TypeError, msg, [].count, x=2, y=2)
|
|
|
|
def test_object_not_callable(self):
|
|
msg = r"^'object' object is not callable$"
|
|
self.assertRaisesRegex(TypeError, msg, object())
|
|
|
|
def test_module_not_callable_no_suggestion_0(self):
|
|
msg = r"^'module' object is not callable$"
|
|
self.assertRaisesRegex(TypeError, msg, types.ModuleType("mod"))
|
|
|
|
def test_module_not_callable_no_suggestion_1(self):
|
|
msg = r"^'module' object is not callable$"
|
|
mod = types.ModuleType("mod")
|
|
mod.mod = 42
|
|
self.assertRaisesRegex(TypeError, msg, mod)
|
|
|
|
def test_module_not_callable_no_suggestion_2(self):
|
|
msg = r"^'module' object is not callable$"
|
|
mod = types.ModuleType("mod")
|
|
del mod.__name__
|
|
self.assertRaisesRegex(TypeError, msg, mod)
|
|
|
|
def test_module_not_callable_no_suggestion_3(self):
|
|
msg = r"^'module' object is not callable$"
|
|
mod = types.ModuleType("mod")
|
|
mod.__name__ = 42
|
|
self.assertRaisesRegex(TypeError, msg, mod)
|
|
|
|
def test_module_not_callable_suggestion(self):
|
|
msg = r"^'module' object is not callable\. Did you mean: 'mod\.mod\(\.\.\.\)'\?$"
|
|
mod = types.ModuleType("mod")
|
|
mod.mod = lambda: ...
|
|
self.assertRaisesRegex(TypeError, msg, mod)
|
|
|
|
|
|
@unittest.skipIf(_testcapi is None, "requires _testcapi")
|
|
class TestCallingConventions(unittest.TestCase):
|
|
"""Test calling using various C calling conventions (METH_*) from Python
|
|
|
|
Subclasses test several kinds of functions (module-level, methods,
|
|
class methods static methods) using these attributes:
|
|
obj: the object that contains tested functions (as attributes)
|
|
expected_self: expected "self" argument to the C function
|
|
|
|
The base class tests module-level functions.
|
|
"""
|
|
|
|
def setUp(self):
|
|
self.obj = self.expected_self = _testcapi
|
|
|
|
def test_varargs(self):
|
|
self.assertEqual(
|
|
self.obj.meth_varargs(1, 2, 3),
|
|
(self.expected_self, (1, 2, 3)),
|
|
)
|
|
|
|
def test_varargs_ext(self):
|
|
self.assertEqual(
|
|
self.obj.meth_varargs(*(1, 2, 3)),
|
|
(self.expected_self, (1, 2, 3)),
|
|
)
|
|
|
|
def test_varargs_error_kw(self):
|
|
msg = r"meth_varargs\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_varargs(k=1),
|
|
)
|
|
|
|
def test_varargs_keywords(self):
|
|
self.assertEqual(
|
|
self.obj.meth_varargs_keywords(1, 2, a=3, b=4),
|
|
(self.expected_self, (1, 2), {'a': 3, 'b': 4})
|
|
)
|
|
|
|
def test_varargs_keywords_ext(self):
|
|
self.assertEqual(
|
|
self.obj.meth_varargs_keywords(*[1, 2], **{'a': 3, 'b': 4}),
|
|
(self.expected_self, (1, 2), {'a': 3, 'b': 4})
|
|
)
|
|
|
|
def test_o(self):
|
|
self.assertEqual(self.obj.meth_o(1), (self.expected_self, 1))
|
|
|
|
def test_o_ext(self):
|
|
self.assertEqual(self.obj.meth_o(*[1]), (self.expected_self, 1))
|
|
|
|
def test_o_error_no_arg(self):
|
|
msg = r"meth_o\(\) takes exactly one argument \(0 given\)"
|
|
self.assertRaisesRegex(TypeError, msg, self.obj.meth_o)
|
|
|
|
def test_o_error_two_args(self):
|
|
msg = r"meth_o\(\) takes exactly one argument \(2 given\)"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_o(1, 2),
|
|
)
|
|
|
|
def test_o_error_ext(self):
|
|
msg = r"meth_o\(\) takes exactly one argument \(3 given\)"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_o(*(1, 2, 3)),
|
|
)
|
|
|
|
def test_o_error_kw(self):
|
|
msg = r"meth_o\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_o(k=1),
|
|
)
|
|
|
|
def test_o_error_arg_kw(self):
|
|
msg = r"meth_o\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_o(k=1),
|
|
)
|
|
|
|
def test_noargs(self):
|
|
self.assertEqual(self.obj.meth_noargs(), self.expected_self)
|
|
|
|
def test_noargs_ext(self):
|
|
self.assertEqual(self.obj.meth_noargs(*[]), self.expected_self)
|
|
|
|
def test_noargs_error_arg(self):
|
|
msg = r"meth_noargs\(\) takes no arguments \(1 given\)"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_noargs(1),
|
|
)
|
|
|
|
def test_noargs_error_arg2(self):
|
|
msg = r"meth_noargs\(\) takes no arguments \(2 given\)"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_noargs(1, 2),
|
|
)
|
|
|
|
def test_noargs_error_ext(self):
|
|
msg = r"meth_noargs\(\) takes no arguments \(3 given\)"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_noargs(*(1, 2, 3)),
|
|
)
|
|
|
|
def test_noargs_error_kw(self):
|
|
msg = r"meth_noargs\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_noargs(k=1),
|
|
)
|
|
|
|
def test_fastcall(self):
|
|
self.assertEqual(
|
|
self.obj.meth_fastcall(1, 2, 3),
|
|
(self.expected_self, (1, 2, 3)),
|
|
)
|
|
|
|
def test_fastcall_ext(self):
|
|
self.assertEqual(
|
|
self.obj.meth_fastcall(*(1, 2, 3)),
|
|
(self.expected_self, (1, 2, 3)),
|
|
)
|
|
|
|
def test_fastcall_error_kw(self):
|
|
msg = r"meth_fastcall\(\) takes no keyword arguments"
|
|
self.assertRaisesRegex(
|
|
TypeError, msg, lambda: self.obj.meth_fastcall(k=1),
|
|
)
|
|
|
|
def test_fastcall_keywords(self):
|
|
self.assertEqual(
|
|
self.obj.meth_fastcall_keywords(1, 2, a=3, b=4),
|
|
(self.expected_self, (1, 2), {'a': 3, 'b': 4})
|
|
)
|
|
|
|
def test_fastcall_keywords_ext(self):
|
|
self.assertEqual(
|
|
self.obj.meth_fastcall_keywords(*(1, 2), **{'a': 3, 'b': 4}),
|
|
(self.expected_self, (1, 2), {'a': 3, 'b': 4})
|
|
)
|
|
|
|
|
|
class TestCallingConventionsInstance(TestCallingConventions):
|
|
"""Test calling instance methods using various calling conventions"""
|
|
|
|
def setUp(self):
|
|
self.obj = self.expected_self = _testcapi.MethInstance()
|
|
|
|
|
|
class TestCallingConventionsClass(TestCallingConventions):
|
|
"""Test calling class methods using various calling conventions"""
|
|
|
|
def setUp(self):
|
|
self.obj = self.expected_self = _testcapi.MethClass
|
|
|
|
|
|
class TestCallingConventionsClassInstance(TestCallingConventions):
|
|
"""Test calling class methods on instance"""
|
|
|
|
def setUp(self):
|
|
self.obj = _testcapi.MethClass()
|
|
self.expected_self = _testcapi.MethClass
|
|
|
|
|
|
class TestCallingConventionsStatic(TestCallingConventions):
|
|
"""Test calling static methods using various calling conventions"""
|
|
|
|
def setUp(self):
|
|
self.obj = _testcapi.MethStatic()
|
|
self.expected_self = None
|
|
|
|
|
|
def pyfunc(arg1, arg2):
|
|
return [arg1, arg2]
|
|
|
|
|
|
def pyfunc_noarg():
|
|
return "noarg"
|
|
|
|
|
|
class PythonClass:
|
|
def method(self, arg1, arg2):
|
|
return [arg1, arg2]
|
|
|
|
def method_noarg(self):
|
|
return "noarg"
|
|
|
|
@classmethod
|
|
def class_method(cls):
|
|
return "classmethod"
|
|
|
|
@staticmethod
|
|
def static_method():
|
|
return "staticmethod"
|
|
|
|
|
|
PYTHON_INSTANCE = PythonClass()
|
|
|
|
NULL_OR_EMPTY = object()
|
|
|
|
|
|
class FastCallTests(unittest.TestCase):
|
|
"""Test calling using various callables from C
|
|
"""
|
|
|
|
# Test calls with positional arguments
|
|
CALLS_POSARGS = [
|
|
# (func, args: tuple, result)
|
|
|
|
# Python function with 2 arguments
|
|
(pyfunc, (1, 2), [1, 2]),
|
|
|
|
# Python function without argument
|
|
(pyfunc_noarg, (), "noarg"),
|
|
|
|
# Python class methods
|
|
(PythonClass.class_method, (), "classmethod"),
|
|
(PythonClass.static_method, (), "staticmethod"),
|
|
|
|
# Python instance methods
|
|
(PYTHON_INSTANCE.method, (1, 2), [1, 2]),
|
|
(PYTHON_INSTANCE.method_noarg, (), "noarg"),
|
|
(PYTHON_INSTANCE.class_method, (), "classmethod"),
|
|
(PYTHON_INSTANCE.static_method, (), "staticmethod"),
|
|
|
|
# C callables are added later
|
|
]
|
|
|
|
# Test calls with positional and keyword arguments
|
|
CALLS_KWARGS = [
|
|
# (func, args: tuple, kwargs: dict, result)
|
|
|
|
# Python function with 2 arguments
|
|
(pyfunc, (1,), {'arg2': 2}, [1, 2]),
|
|
(pyfunc, (), {'arg1': 1, 'arg2': 2}, [1, 2]),
|
|
|
|
# Python instance methods
|
|
(PYTHON_INSTANCE.method, (1,), {'arg2': 2}, [1, 2]),
|
|
(PYTHON_INSTANCE.method, (), {'arg1': 1, 'arg2': 2}, [1, 2]),
|
|
|
|
# C callables are added later
|
|
]
|
|
|
|
# Add all the calling conventions and variants of C callables
|
|
if _testcapi:
|
|
_instance = _testcapi.MethInstance()
|
|
for obj, expected_self in (
|
|
(_testcapi, _testcapi), # module-level function
|
|
(_instance, _instance), # bound method
|
|
(_testcapi.MethClass, _testcapi.MethClass), # class method on class
|
|
(_testcapi.MethClass(), _testcapi.MethClass), # class method on inst.
|
|
(_testcapi.MethStatic, None), # static method
|
|
):
|
|
CALLS_POSARGS.extend([
|
|
(obj.meth_varargs, (1, 2), (expected_self, (1, 2))),
|
|
(obj.meth_varargs_keywords,
|
|
(1, 2), (expected_self, (1, 2), NULL_OR_EMPTY)),
|
|
(obj.meth_fastcall, (1, 2), (expected_self, (1, 2))),
|
|
(obj.meth_fastcall, (), (expected_self, ())),
|
|
(obj.meth_fastcall_keywords,
|
|
(1, 2), (expected_self, (1, 2), NULL_OR_EMPTY)),
|
|
(obj.meth_fastcall_keywords,
|
|
(), (expected_self, (), NULL_OR_EMPTY)),
|
|
(obj.meth_noargs, (), expected_self),
|
|
(obj.meth_o, (123, ), (expected_self, 123)),
|
|
])
|
|
|
|
CALLS_KWARGS.extend([
|
|
(obj.meth_varargs_keywords,
|
|
(1, 2), {'x': 'y'}, (expected_self, (1, 2), {'x': 'y'})),
|
|
(obj.meth_varargs_keywords,
|
|
(), {'x': 'y'}, (expected_self, (), {'x': 'y'})),
|
|
(obj.meth_varargs_keywords,
|
|
(1, 2), {}, (expected_self, (1, 2), NULL_OR_EMPTY)),
|
|
(obj.meth_fastcall_keywords,
|
|
(1, 2), {'x': 'y'}, (expected_self, (1, 2), {'x': 'y'})),
|
|
(obj.meth_fastcall_keywords,
|
|
(), {'x': 'y'}, (expected_self, (), {'x': 'y'})),
|
|
(obj.meth_fastcall_keywords,
|
|
(1, 2), {}, (expected_self, (1, 2), NULL_OR_EMPTY)),
|
|
])
|
|
|
|
def check_result(self, result, expected):
|
|
if isinstance(expected, tuple) and expected[-1] is NULL_OR_EMPTY:
|
|
if result[-1] in ({}, None):
|
|
expected = (*expected[:-1], result[-1])
|
|
self.assertEqual(result, expected)
|
|
|
|
@unittest.skipIf(_testcapi is None, "requires _testcapi")
|
|
def test_vectorcall_dict(self):
|
|
# Test PyObject_VectorcallDict()
|
|
|
|
for func, args, expected in self.CALLS_POSARGS:
|
|
with self.subTest(func=func, args=args):
|
|
# kwargs=NULL
|
|
result = _testcapi.pyobject_fastcalldict(func, args, None)
|
|
self.check_result(result, expected)
|
|
|
|
if not args:
|
|
# args=NULL, nargs=0, kwargs=NULL
|
|
result = _testcapi.pyobject_fastcalldict(func, None, None)
|
|
self.check_result(result, expected)
|
|
|
|
for func, args, kwargs, expected in self.CALLS_KWARGS:
|
|
with self.subTest(func=func, args=args, kwargs=kwargs):
|
|
result = _testcapi.pyobject_fastcalldict(func, args, kwargs)
|
|
self.check_result(result, expected)
|
|
|
|
@unittest.skipIf(_testcapi is None, "requires _testcapi")
|
|
def test_vectorcall(self):
|
|
# Test PyObject_Vectorcall()
|
|
|
|
for func, args, expected in self.CALLS_POSARGS:
|
|
with self.subTest(func=func, args=args):
|
|
# kwnames=NULL
|
|
result = _testcapi.pyobject_vectorcall(func, args, None)
|
|
self.check_result(result, expected)
|
|
|
|
# kwnames=()
|
|
result = _testcapi.pyobject_vectorcall(func, args, ())
|
|
self.check_result(result, expected)
|
|
|
|
if not args:
|
|
# kwnames=NULL
|
|
result = _testcapi.pyobject_vectorcall(func, None, None)
|
|
self.check_result(result, expected)
|
|
|
|
# kwnames=()
|
|
result = _testcapi.pyobject_vectorcall(func, None, ())
|
|
self.check_result(result, expected)
|
|
|
|
for func, args, kwargs, expected in self.CALLS_KWARGS:
|
|
with self.subTest(func=func, args=args, kwargs=kwargs):
|
|
kwnames = tuple(kwargs.keys())
|
|
args = args + tuple(kwargs.values())
|
|
result = _testcapi.pyobject_vectorcall(func, args, kwnames)
|
|
self.check_result(result, expected)
|
|
|
|
def test_fastcall_clearing_dict(self):
|
|
# Test bpo-36907: the point of the test is just checking that this
|
|
# does not crash.
|
|
class IntWithDict:
|
|
__slots__ = ["kwargs"]
|
|
def __init__(self, **kwargs):
|
|
self.kwargs = kwargs
|
|
def __index__(self):
|
|
self.kwargs.clear()
|
|
gc.collect()
|
|
return 0
|
|
x = IntWithDict(optimize=IntWithDict())
|
|
# We test the argument handling of "compile" here, the compilation
|
|
# itself is not relevant. When we pass flags=x below, x.__index__() is
|
|
# called, which changes the keywords dict.
|
|
compile("pass", "", "exec", x, **x.kwargs)
|
|
|
|
|
|
Py_TPFLAGS_HAVE_VECTORCALL = 1 << 11
|
|
Py_TPFLAGS_METHOD_DESCRIPTOR = 1 << 17
|
|
|
|
|
|
def testfunction(self):
|
|
"""some doc"""
|
|
return self
|
|
|
|
|
|
def testfunction_kw(self, *, kw):
|
|
"""some doc"""
|
|
return self
|
|
|
|
|
|
ADAPTIVE_WARMUP_DELAY = 2
|
|
|
|
|
|
@unittest.skipIf(_testcapi is None, "requires _testcapi")
|
|
class TestPEP590(unittest.TestCase):
|
|
|
|
def test_method_descriptor_flag(self):
|
|
import functools
|
|
cached = functools.lru_cache(1)(testfunction)
|
|
|
|
self.assertFalse(type(repr).__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertTrue(type(list.append).__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertTrue(type(list.__add__).__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertTrue(type(testfunction).__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertTrue(type(cached).__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
|
|
self.assertTrue(_testcapi.MethodDescriptorBase.__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertTrue(_testcapi.MethodDescriptorDerived.__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
self.assertFalse(_testcapi.MethodDescriptorNopGet.__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
|
|
# Mutable heap types should not inherit Py_TPFLAGS_METHOD_DESCRIPTOR
|
|
class MethodDescriptorHeap(_testcapi.MethodDescriptorBase):
|
|
pass
|
|
self.assertFalse(MethodDescriptorHeap.__flags__ & Py_TPFLAGS_METHOD_DESCRIPTOR)
|
|
|
|
def test_vectorcall_flag(self):
|
|
self.assertTrue(_testcapi.MethodDescriptorBase.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
self.assertTrue(_testcapi.MethodDescriptorDerived.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
self.assertFalse(_testcapi.MethodDescriptorNopGet.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
self.assertTrue(_testcapi.MethodDescriptor2.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
|
|
# Mutable heap types should inherit Py_TPFLAGS_HAVE_VECTORCALL,
|
|
# but should lose it when __call__ is overridden
|
|
class MethodDescriptorHeap(_testcapi.MethodDescriptorBase):
|
|
pass
|
|
self.assertTrue(MethodDescriptorHeap.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
MethodDescriptorHeap.__call__ = print
|
|
self.assertFalse(MethodDescriptorHeap.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
|
|
# Mutable heap types should not inherit Py_TPFLAGS_HAVE_VECTORCALL if
|
|
# they define __call__ directly
|
|
class MethodDescriptorHeap(_testcapi.MethodDescriptorBase):
|
|
def __call__(self):
|
|
pass
|
|
self.assertFalse(MethodDescriptorHeap.__flags__ & Py_TPFLAGS_HAVE_VECTORCALL)
|
|
|
|
def test_vectorcall_override(self):
|
|
# Check that tp_call can correctly override vectorcall.
|
|
# MethodDescriptorNopGet implements tp_call but it inherits from
|
|
# MethodDescriptorBase, which implements vectorcall. Since
|
|
# MethodDescriptorNopGet returns the args tuple when called, we check
|
|
# additionally that no new tuple is created for this call.
|
|
args = tuple(range(5))
|
|
f = _testcapi.MethodDescriptorNopGet()
|
|
self.assertIs(f(*args), args)
|
|
|
|
def test_vectorcall_override_on_mutable_class(self):
|
|
"""Setting __call__ should disable vectorcall"""
|
|
TestType = _testcapi.make_vectorcall_class()
|
|
instance = TestType()
|
|
self.assertEqual(instance(), "tp_call")
|
|
instance.set_vectorcall(TestType)
|
|
self.assertEqual(instance(), "vectorcall") # assume vectorcall is used
|
|
TestType.__call__ = lambda self: "custom"
|
|
self.assertEqual(instance(), "custom")
|
|
|
|
def test_vectorcall_override_with_subclass(self):
|
|
"""Setting __call__ on a superclass should disable vectorcall"""
|
|
SuperType = _testcapi.make_vectorcall_class()
|
|
class DerivedType(SuperType):
|
|
pass
|
|
|
|
instance = DerivedType()
|
|
|
|
# Derived types with its own vectorcall should be unaffected
|
|
UnaffectedType1 = _testcapi.make_vectorcall_class(DerivedType)
|
|
UnaffectedType2 = _testcapi.make_vectorcall_class(SuperType)
|
|
|
|
# Aside: Quickly check that the C helper actually made derived types
|
|
self.assertTrue(issubclass(UnaffectedType1, DerivedType))
|
|
self.assertTrue(issubclass(UnaffectedType2, SuperType))
|
|
|
|
# Initial state: tp_call
|
|
self.assertEqual(instance(), "tp_call")
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(SuperType), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(DerivedType), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType1), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType2), True)
|
|
|
|
# Setting the vectorcall function
|
|
instance.set_vectorcall(SuperType)
|
|
|
|
self.assertEqual(instance(), "vectorcall")
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(SuperType), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(DerivedType), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType1), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType2), True)
|
|
|
|
# Setting __call__ should remove vectorcall from all subclasses
|
|
SuperType.__call__ = lambda self: "custom"
|
|
|
|
self.assertEqual(instance(), "custom")
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(SuperType), False)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(DerivedType), False)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType1), True)
|
|
self.assertEqual(_testcapi.has_vectorcall_flag(UnaffectedType2), True)
|
|
|
|
|
|
def test_vectorcall(self):
|
|
# Test a bunch of different ways to call objects:
|
|
# 1. vectorcall using PyVectorcall_Call()
|
|
# (only for objects that support vectorcall directly)
|
|
# 2. normal call
|
|
# 3. vectorcall using PyObject_Vectorcall()
|
|
# 4. call as bound method
|
|
# 5. call using functools.partial
|
|
|
|
# A list of (function, args, kwargs, result) calls to test
|
|
calls = [(len, (range(42),), {}, 42),
|
|
(list.append, ([], 0), {}, None),
|
|
([].append, (0,), {}, None),
|
|
(sum, ([36],), {"start":6}, 42),
|
|
(testfunction, (42,), {}, 42),
|
|
(testfunction_kw, (42,), {"kw":None}, 42),
|
|
(_testcapi.MethodDescriptorBase(), (0,), {}, True),
|
|
(_testcapi.MethodDescriptorDerived(), (0,), {}, True),
|
|
(_testcapi.MethodDescriptor2(), (0,), {}, False)]
|
|
|
|
from _testcapi import pyobject_vectorcall, pyvectorcall_call
|
|
from types import MethodType
|
|
from functools import partial
|
|
|
|
def vectorcall(func, args, kwargs):
|
|
args = *args, *kwargs.values()
|
|
kwnames = tuple(kwargs)
|
|
return pyobject_vectorcall(func, args, kwnames)
|
|
|
|
for (func, args, kwargs, expected) in calls:
|
|
with self.subTest(str(func)):
|
|
if not kwargs:
|
|
self.assertEqual(expected, pyvectorcall_call(func, args))
|
|
self.assertEqual(expected, pyvectorcall_call(func, args, kwargs))
|
|
|
|
# Add derived classes (which do not support vectorcall directly,
|
|
# but do support all other ways of calling).
|
|
|
|
class MethodDescriptorHeap(_testcapi.MethodDescriptorBase):
|
|
pass
|
|
|
|
class MethodDescriptorOverridden(_testcapi.MethodDescriptorBase):
|
|
def __call__(self, n):
|
|
return 'new'
|
|
|
|
class SuperBase:
|
|
def __call__(self, *args):
|
|
return super().__call__(*args)
|
|
|
|
class MethodDescriptorSuper(SuperBase, _testcapi.MethodDescriptorBase):
|
|
def __call__(self, *args):
|
|
return super().__call__(*args)
|
|
|
|
calls += [
|
|
(dict.update, ({},), {"key":True}, None),
|
|
({}.update, ({},), {"key":True}, None),
|
|
(MethodDescriptorHeap(), (0,), {}, True),
|
|
(MethodDescriptorOverridden(), (0,), {}, 'new'),
|
|
(MethodDescriptorSuper(), (0,), {}, True),
|
|
]
|
|
|
|
for (func, args, kwargs, expected) in calls:
|
|
with self.subTest(str(func)):
|
|
args1 = args[1:]
|
|
meth = MethodType(func, args[0])
|
|
wrapped = partial(func)
|
|
if not kwargs:
|
|
self.assertEqual(expected, func(*args))
|
|
self.assertEqual(expected, pyobject_vectorcall(func, args, None))
|
|
self.assertEqual(expected, meth(*args1))
|
|
self.assertEqual(expected, wrapped(*args))
|
|
self.assertEqual(expected, func(*args, **kwargs))
|
|
self.assertEqual(expected, vectorcall(func, args, kwargs))
|
|
self.assertEqual(expected, meth(*args1, **kwargs))
|
|
self.assertEqual(expected, wrapped(*args, **kwargs))
|
|
|
|
def test_setvectorcall(self):
|
|
from _testcapi import function_setvectorcall
|
|
def f(num): return num + 1
|
|
assert_equal = self.assertEqual
|
|
num = 10
|
|
assert_equal(11, f(num))
|
|
function_setvectorcall(f)
|
|
# make sure specializer is triggered by running > 50 times
|
|
for _ in range(10 * ADAPTIVE_WARMUP_DELAY):
|
|
assert_equal("overridden", f(num))
|
|
|
|
def test_setvectorcall_load_attr_specialization_skip(self):
|
|
from _testcapi import function_setvectorcall
|
|
|
|
class X:
|
|
def __getattribute__(self, attr):
|
|
return attr
|
|
|
|
assert_equal = self.assertEqual
|
|
x = X()
|
|
assert_equal("a", x.a)
|
|
function_setvectorcall(X.__getattribute__)
|
|
# make sure specialization doesn't trigger
|
|
# when vectorcall is overridden
|
|
for _ in range(ADAPTIVE_WARMUP_DELAY):
|
|
assert_equal("overridden", x.a)
|
|
|
|
def test_setvectorcall_load_attr_specialization_deopt(self):
|
|
from _testcapi import function_setvectorcall
|
|
|
|
class X:
|
|
def __getattribute__(self, attr):
|
|
return attr
|
|
|
|
def get_a(x):
|
|
return x.a
|
|
|
|
assert_equal = self.assertEqual
|
|
x = X()
|
|
# trigger LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN specialization
|
|
for _ in range(ADAPTIVE_WARMUP_DELAY):
|
|
assert_equal("a", get_a(x))
|
|
function_setvectorcall(X.__getattribute__)
|
|
# make sure specialized LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN
|
|
# gets deopted due to overridden vectorcall
|
|
for _ in range(ADAPTIVE_WARMUP_DELAY):
|
|
assert_equal("overridden", get_a(x))
|
|
|
|
@requires_limited_api
|
|
def test_vectorcall_limited_incoming(self):
|
|
from _testcapi import pyobject_vectorcall
|
|
for cls in (_testlimitedcapi.LimitedVectorCallClass,
|
|
_testlimitedcapi.LimitedRelativeVectorCallClass):
|
|
with self.subTest(cls=cls):
|
|
obj = cls()
|
|
self.assertEqual(
|
|
pyobject_vectorcall(obj, (), ()),
|
|
"vectorcall called")
|
|
|
|
@requires_limited_api
|
|
def test_vectorcall_limited_outgoing(self):
|
|
from _testlimitedcapi import call_vectorcall
|
|
|
|
args_captured = []
|
|
kwargs_captured = []
|
|
|
|
def f(*args, **kwargs):
|
|
args_captured.append(args)
|
|
kwargs_captured.append(kwargs)
|
|
return "success"
|
|
|
|
self.assertEqual(call_vectorcall(f), "success")
|
|
self.assertEqual(args_captured, [("foo",)])
|
|
self.assertEqual(kwargs_captured, [{"baz": "bar"}])
|
|
|
|
@requires_limited_api
|
|
def test_vectorcall_limited_outgoing_method(self):
|
|
from _testlimitedcapi import call_vectorcall_method
|
|
|
|
args_captured = []
|
|
kwargs_captured = []
|
|
|
|
class TestInstance:
|
|
def f(self, *args, **kwargs):
|
|
args_captured.append(args)
|
|
kwargs_captured.append(kwargs)
|
|
return "success"
|
|
|
|
self.assertEqual(call_vectorcall_method(TestInstance()), "success")
|
|
self.assertEqual(args_captured, [("foo",)])
|
|
self.assertEqual(kwargs_captured, [{"baz": "bar"}])
|
|
|
|
class A:
|
|
def method_two_args(self, x, y):
|
|
pass
|
|
|
|
@staticmethod
|
|
def static_no_args():
|
|
pass
|
|
|
|
@staticmethod
|
|
def positional_only(arg, /):
|
|
pass
|
|
|
|
@cpython_only
|
|
class TestErrorMessagesUseQualifiedName(unittest.TestCase):
|
|
|
|
@contextlib.contextmanager
|
|
def check_raises_type_error(self, message):
|
|
with self.assertRaises(TypeError) as cm:
|
|
yield
|
|
self.assertEqual(str(cm.exception), message)
|
|
|
|
def test_missing_arguments(self):
|
|
msg = "A.method_two_args() missing 1 required positional argument: 'y'"
|
|
with self.check_raises_type_error(msg):
|
|
A().method_two_args("x")
|
|
|
|
def test_too_many_positional(self):
|
|
msg = "A.static_no_args() takes 0 positional arguments but 1 was given"
|
|
with self.check_raises_type_error(msg):
|
|
A.static_no_args("oops it's an arg")
|
|
|
|
def test_positional_only_passed_as_keyword(self):
|
|
msg = "A.positional_only() got some positional-only arguments passed as keyword arguments: 'arg'"
|
|
with self.check_raises_type_error(msg):
|
|
A.positional_only(arg="x")
|
|
|
|
def test_unexpected_keyword(self):
|
|
msg = "A.method_two_args() got an unexpected keyword argument 'bad'"
|
|
with self.check_raises_type_error(msg):
|
|
A().method_two_args(bad="x")
|
|
|
|
def test_multiple_values(self):
|
|
msg = "A.method_two_args() got multiple values for argument 'x'"
|
|
with self.check_raises_type_error(msg):
|
|
A().method_two_args("x", "y", x="oops")
|
|
|
|
@cpython_only
|
|
class TestErrorMessagesSuggestions(unittest.TestCase):
|
|
@contextlib.contextmanager
|
|
def check_suggestion_includes(self, message):
|
|
with self.assertRaises(TypeError) as cm:
|
|
yield
|
|
self.assertIn(f"Did you mean '{message}'?", str(cm.exception))
|
|
|
|
@contextlib.contextmanager
|
|
def check_suggestion_not_present(self):
|
|
with self.assertRaises(TypeError) as cm:
|
|
yield
|
|
self.assertNotIn("Did you mean", str(cm.exception))
|
|
|
|
def test_unexpected_keyword_suggestion_valid_positions(self):
|
|
def foo(blech=None, /, aaa=None, *args, late1=None):
|
|
pass
|
|
|
|
cases = [
|
|
("blach", None),
|
|
("aa", "aaa"),
|
|
("orgs", None),
|
|
("late11", "late1"),
|
|
]
|
|
|
|
for keyword, suggestion in cases:
|
|
with self.subTest(keyword):
|
|
ctx = self.check_suggestion_includes(suggestion) if suggestion else self.check_suggestion_not_present()
|
|
with ctx:
|
|
foo(**{keyword:None})
|
|
|
|
def test_unexpected_keyword_suggestion_kinds(self):
|
|
|
|
def substitution(noise=None, more_noise=None, a = None, blech = None):
|
|
pass
|
|
|
|
def elimination(noise = None, more_noise = None, a = None, blch = None):
|
|
pass
|
|
|
|
def addition(noise = None, more_noise = None, a = None, bluchin = None):
|
|
pass
|
|
|
|
def substitution_over_elimination(blach = None, bluc = None):
|
|
pass
|
|
|
|
def substitution_over_addition(blach = None, bluchi = None):
|
|
pass
|
|
|
|
def elimination_over_addition(bluc = None, blucha = None):
|
|
pass
|
|
|
|
def case_change_over_substitution(BLuch=None, Luch = None, fluch = None):
|
|
pass
|
|
|
|
for func, suggestion in [
|
|
(addition, "bluchin"),
|
|
(substitution, "blech"),
|
|
(elimination, "blch"),
|
|
(addition, "bluchin"),
|
|
(substitution_over_elimination, "blach"),
|
|
(substitution_over_addition, "blach"),
|
|
(elimination_over_addition, "bluc"),
|
|
(case_change_over_substitution, "BLuch"),
|
|
]:
|
|
with self.subTest(suggestion):
|
|
with self.check_suggestion_includes(suggestion):
|
|
func(bluch=None)
|
|
|
|
def test_unexpected_keyword_suggestion_via_getargs(self):
|
|
with self.check_suggestion_includes("maxsplit"):
|
|
"foo".split(maxsplt=1)
|
|
|
|
self.assertRaisesRegex(
|
|
TypeError, r"split\(\) got an unexpected keyword argument 'blech'$",
|
|
"foo".split, blech=1
|
|
)
|
|
with self.check_suggestion_not_present():
|
|
"foo".split(blech=1)
|
|
with self.check_suggestion_not_present():
|
|
"foo".split(more_noise=1, maxsplt=1)
|
|
|
|
# Also test the vgetargskeywords path
|
|
with self.check_suggestion_includes("name"):
|
|
ImportError(namez="oops")
|
|
|
|
self.assertRaisesRegex(
|
|
TypeError, r"ImportError\(\) got an unexpected keyword argument 'blech'$",
|
|
ImportError, blech=1
|
|
)
|
|
with self.check_suggestion_not_present():
|
|
ImportError(blech=1)
|
|
with self.check_suggestion_not_present():
|
|
ImportError(blech=1, namez="oops")
|
|
|
|
@cpython_only
|
|
class TestRecursion(unittest.TestCase):
|
|
|
|
@skip_on_s390x
|
|
@unittest.skipIf(is_wasi and Py_DEBUG, "requires deep stack")
|
|
@unittest.skipIf(_testcapi is None, "requires _testcapi")
|
|
@skip_emscripten_stack_overflow()
|
|
def test_super_deep(self):
|
|
|
|
def recurse(n):
|
|
if n:
|
|
recurse(n-1)
|
|
|
|
def py_recurse(n, m):
|
|
if n:
|
|
py_recurse(n-1, m)
|
|
else:
|
|
c_py_recurse(m-1)
|
|
|
|
def c_recurse(n):
|
|
if n:
|
|
_testcapi.pyobject_vectorcall(c_recurse, (n-1,), ())
|
|
|
|
def c_py_recurse(m):
|
|
if m:
|
|
_testcapi.pyobject_vectorcall(py_recurse, (1000, m), ())
|
|
|
|
with set_recursion_limit(100_000):
|
|
recurse(90_000)
|
|
with self.assertRaises(RecursionError):
|
|
recurse(101_000)
|
|
c_recurse(100)
|
|
with self.assertRaises(RecursionError):
|
|
c_recurse(90_000)
|
|
c_py_recurse(90)
|
|
with self.assertRaises(RecursionError):
|
|
c_py_recurse(100_000)
|
|
|
|
|
|
class TestFunctionWithManyArgs(unittest.TestCase):
|
|
def test_function_with_many_args(self):
|
|
for N in (10, 500, 1000):
|
|
with self.subTest(N=N):
|
|
args = ",".join([f"a{i}" for i in range(N)])
|
|
src = f"def f({args}) : return a{N//2}"
|
|
l = {}
|
|
exec(src, {}, l)
|
|
self.assertEqual(l['f'](*range(N)), N//2)
|
|
|
|
|
|
@unittest.skipIf(_testcapi is None, 'need _testcapi')
|
|
class TestCAPI(unittest.TestCase):
|
|
def test_cfunction_call(self):
|
|
def func(*args, **kwargs):
|
|
return (args, kwargs)
|
|
|
|
# PyCFunction_Call() was removed in Python 3.13 API, but was kept in
|
|
# the stable ABI.
|
|
def PyCFunction_Call(func, *args, **kwargs):
|
|
if kwargs:
|
|
return _testcapi.pycfunction_call(func, args, kwargs)
|
|
else:
|
|
return _testcapi.pycfunction_call(func, args)
|
|
|
|
self.assertEqual(PyCFunction_Call(func), ((), {}))
|
|
self.assertEqual(PyCFunction_Call(func, 1, 2, 3), ((1, 2, 3), {}))
|
|
self.assertEqual(PyCFunction_Call(func, "arg", num=5), (("arg",), {'num': 5}))
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|