本文整理汇总了Python中numpy.lib.ufunclike.isposinf方法的典型用法代码示例。如果您正苦于以下问题：Python ufunclike.isposinf方法的具体用法？Python ufunclike.isposinf怎么用？Python ufunclike.isposinf使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类numpy.lib.ufunclike的用法示例。
在下文中一共展示了ufunclike.isposinf方法的4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_scalar
# 需要导入模块: from numpy.lib import ufunclike [as 别名]
# 或者: from numpy.lib.ufunclike import isposinf [as 别名]
def test_scalar(self):
x = np.inf
actual = np.isposinf(x)
expected = np.True_
assert_equal(actual, expected)
assert_equal(type(actual), type(expected))
x = -3.4
actual = np.fix(x)
expected = np.float64(-3.0)
assert_equal(actual, expected)
assert_equal(type(actual), type(expected))
out = np.array(0.0)
actual = np.fix(x, out=out)
assert_(actual is out) 示例2: test_isposinf
# 需要导入模块: from numpy.lib import ufunclike [as 别名]
# 或者: from numpy.lib.ufunclike import isposinf [as 别名]
def test_isposinf(self):
a = nx.array([nx.inf, -nx.inf, nx.nan, 0.0, 3.0, -3.0])
out = nx.zeros(a.shape, bool)
tgt = nx.array([True, False, False, False, False, False])
res = ufl.isposinf(a)
assert_equal(res, tgt)
res = ufl.isposinf(a, out)
assert_equal(res, tgt)
assert_equal(out, tgt)
a = a.astype(np.complex)
with assert_raises(TypeError):
ufl.isposinf(a) 示例3: test_deprecated
# 需要导入模块: from numpy.lib import ufunclike [as 别名]
# 或者: from numpy.lib.ufunclike import isposinf [as 别名]
def test_deprecated(self):
# NumPy 1.13.0, 2017-04-26
assert_warns(DeprecationWarning, ufl.fix, [1, 2], y=nx.empty(2))
assert_warns(DeprecationWarning, ufl.isposinf, [1, 2], y=nx.empty(2))
assert_warns(DeprecationWarning, ufl.isneginf, [1, 2], y=nx.empty(2)) 示例4: test_isposinf
# 需要导入模块: from numpy.lib import ufunclike [as 别名]
# 或者: from numpy.lib.ufunclike import isposinf [as 别名]
def test_isposinf(self):
a = nx.array([nx.inf, -nx.inf, nx.nan, 0.0, 3.0, -3.0])
out = nx.zeros(a.shape, bool)
tgt = nx.array([True, False, False, False, False, False])
res = ufl.isposinf(a)
assert_equal(res, tgt)
res = ufl.isposinf(a, out)
assert_equal(res, tgt)
assert_equal(out, tgt)