本文整理汇总了Python中_testcapi.INT_MIN属性的典型用法代码示例。如果您正苦于以下问题：Python _testcapi.INT_MIN属性的具体用法？Python _testcapi.INT_MIN怎么用？Python _testcapi.INT_MIN使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类_testcapi的用法示例。
在下文中一共展示了_testcapi.INT_MIN属性的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_fcntl_bad_file
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def test_fcntl_bad_file(self):
class F:
def __init__(self, fn):
self.fn = fn
def fileno(self):
return self.fn
self.assertRaises(ValueError, fcntl.fcntl, -1, fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(ValueError, fcntl.fcntl, F(-1), fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(TypeError, fcntl.fcntl, 'spam', fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(TypeError, fcntl.fcntl, F('spam'), fcntl.F_SETFL, os.O_NONBLOCK)
# Issue 15989
self.assertRaises(ValueError, fcntl.fcntl, _testcapi.INT_MAX + 1,
fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(ValueError, fcntl.fcntl, F(_testcapi.INT_MAX + 1),
fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(ValueError, fcntl.fcntl, _testcapi.INT_MIN - 1,
fcntl.F_SETFL, os.O_NONBLOCK)
self.assertRaises(ValueError, fcntl.fcntl, F(_testcapi.INT_MIN - 1),
fcntl.F_SETFL, os.O_NONBLOCK) 示例2: test_fcntl_bad_file_overflow
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def test_fcntl_bad_file_overflow(self):
from _testcapi import INT_MAX, INT_MIN
# Issue 15989
with self.assertRaises(ValueError):
fcntl.fcntl(INT_MAX + 1, fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(ValueError):
fcntl.fcntl(BadFile(INT_MAX + 1), fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(ValueError):
fcntl.fcntl(INT_MIN - 1, fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(ValueError):
fcntl.fcntl(BadFile(INT_MIN - 1), fcntl.F_SETFL, os.O_NONBLOCK) 示例3: testInvalidFd_overflow
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def testInvalidFd_overflow(self):
# Issue 15989
import _testcapi
self.assertRaises(TypeError, _FileIO, _testcapi.INT_MAX + 1)
self.assertRaises(TypeError, _FileIO, _testcapi.INT_MIN - 1) 示例4: testInvalidFd
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def testInvalidFd(self):
self.assertRaises(ValueError, _FileIO, -10)
self.assertRaises(OSError, _FileIO, make_bad_fd())
if sys.platform == 'win32':
import msvcrt
self.assertRaises(IOError, msvcrt.get_osfhandle, make_bad_fd())
# Issue 15989
self.assertRaises(TypeError, _FileIO, _testcapi.INT_MAX + 1)
self.assertRaises(TypeError, _FileIO, _testcapi.INT_MIN - 1) 示例5: test_FromSeconds
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def test_FromSeconds(self):
from _testcapi import PyTime_FromSeconds
for seconds in (0, 3, -456, _testcapi.INT_MAX, _testcapi.INT_MIN):
with self.subTest(seconds=seconds):
self.assertEqual(PyTime_FromSeconds(seconds),
seconds * SEC_TO_NS) 示例6: test_fcntl_bad_file_overflow
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def test_fcntl_bad_file_overflow(self):
from _testcapi import INT_MAX, INT_MIN
# Issue 15989
with self.assertRaises(OverflowError):
fcntl.fcntl(INT_MAX + 1, fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(OverflowError):
fcntl.fcntl(BadFile(INT_MAX + 1), fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(OverflowError):
fcntl.fcntl(INT_MIN - 1, fcntl.F_SETFL, os.O_NONBLOCK)
with self.assertRaises(OverflowError):
fcntl.fcntl(BadFile(INT_MIN - 1), fcntl.F_SETFL, os.O_NONBLOCK) 示例7: testInvalidFd_overflow
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def testInvalidFd_overflow(self):
# Issue 15989
import _testcapi
self.assertRaises(TypeError, self.FileIO, _testcapi.INT_MAX + 1)
self.assertRaises(TypeError, self.FileIO, _testcapi.INT_MIN - 1) 示例8: test_FromSeconds
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def test_FromSeconds(self):
from _testcapi import PyTime_FromSeconds
# PyTime_FromSeconds() expects a C int, reject values out of range
def c_int_filter(secs):
return (_testcapi.INT_MIN <= secs <= _testcapi.INT_MAX)
self.check_int_rounding(lambda secs, rnd: PyTime_FromSeconds(secs),
lambda secs: secs * SEC_TO_NS,
value_filter=c_int_filter)
# test nan
for time_rnd, _ in ROUNDING_MODES:
with self.assertRaises(TypeError):
PyTime_FromSeconds(float('nan')) 示例9: _rounding_values
# 需要导入模块: import _testcapi [as 别名]
# 或者: from _testcapi import INT_MIN [as 别名]
def _rounding_values(self, use_float):
"Build timestamps used to test rounding."
units = [1, US_TO_NS, MS_TO_NS, SEC_TO_NS]
if use_float:
# picoseconds are only tested to pytime_converter accepting floats
units.append(1e-3)
values = (
# small values
1, 2, 5, 7, 123, 456, 1234,
# 10^k - 1
9,
99,
999,
9999,
99999,
999999,
# test half even rounding near 0.5, 1.5, 2.5, 3.5, 4.5
499, 500, 501,
1499, 1500, 1501,
2500,
3500,
4500,
)
ns_timestamps = [0]
for unit in units:
for value in values:
ns = value * unit
ns_timestamps.extend((-ns, ns))
for pow2 in (0, 5, 10, 15, 22, 23, 24, 30, 33):
ns = (2 ** pow2) * SEC_TO_NS
ns_timestamps.extend((
-ns-1, -ns, -ns+1,
ns-1, ns, ns+1
))
for seconds in (_testcapi.INT_MIN, _testcapi.INT_MAX):
ns_timestamps.append(seconds * SEC_TO_NS)
if use_float:
# numbers with an exact representation in IEEE 754 (base 2)
for pow2 in (3, 7, 10, 15):
ns = 2.0 ** (-pow2)
ns_timestamps.extend((-ns, ns))
# seconds close to _PyTime_t type limit
ns = (2 ** 63 // SEC_TO_NS) * SEC_TO_NS
ns_timestamps.extend((-ns, ns))
return ns_timestamps