本文整理匯總了Python中numpy.testing.assert_warns方法的典型用法代碼示例。如果您正苦於以下問題：Python testing.assert_warns方法的具體用法？Python testing.assert_warns怎麽用？Python testing.assert_warns使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類numpy.testing的用法示例。
在下文中一共展示了testing.assert_warns方法的7個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: _test_base
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def _test_base(self, argsort, cls):
arr_0d = np.array(1).view(cls)
argsort(arr_0d)
arr_1d = np.array([1, 2, 3]).view(cls)
argsort(arr_1d)
# argsort has a bad default for >1d arrays
arr_2d = np.array([[1, 2], [3, 4]]).view(cls)
result = assert_warns(
np.ma.core.MaskedArrayFutureWarning, argsort, arr_2d)
assert_equal(result, argsort(arr_2d, axis=None))
# should be no warnings for explicitly specifying it
argsort(arr_2d, axis=None)
argsort(arr_2d, axis=-1) 示例2: test_axis_default
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_axis_default(self):
# NumPy 1.13, 2017-05-06
data1d = np.ma.arange(6)
data2d = data1d.reshape(2, 3)
ma_min = np.ma.minimum.reduce
ma_max = np.ma.maximum.reduce
# check that the default axis is still None, but warns on 2d arrays
result = assert_warns(MaskedArrayFutureWarning, ma_max, data2d)
assert_equal(result, ma_max(data2d, axis=None))
result = assert_warns(MaskedArrayFutureWarning, ma_min, data2d)
assert_equal(result, ma_min(data2d, axis=None))
# no warnings on 1d, as both new and old defaults are equivalent
result = ma_min(data1d)
assert_equal(result, ma_min(data1d, axis=None))
assert_equal(result, ma_min(data1d, axis=0))
result = ma_max(data1d)
assert_equal(result, ma_max(data1d, axis=None))
assert_equal(result, ma_max(data1d, axis=0)) 示例3: test_invalid_raise
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_invalid_raise(self):
"Test invalid raise"
data = ["1, 1, 1, 1, 1"] * 50
for i in range(5):
data[10 * i] = "2, 2, 2, 2 2"
data.insert(0, "a, b, c, d, e")
mdata = TextIO("\n".join(data))
#
kwargs = dict(delimiter=",", dtype=None, names=True)
# XXX: is there a better way to get the return value of the callable in
# assert_warns ?
ret = {}
def f(_ret={}):
_ret['mtest'] = np.ndfromtxt(mdata, invalid_raise=False, **kwargs)
assert_warns(ConversionWarning, f, _ret=ret)
mtest = ret['mtest']
assert_equal(len(mtest), 45)
assert_equal(mtest, np.ones(45, dtype=[(_, int) for _ in 'abcde']))
#
mdata.seek(0)
assert_raises(ValueError, np.ndfromtxt, mdata,
delimiter=",", names=True) 示例4: test_invalid_raise_with_usecols
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_invalid_raise_with_usecols(self):
"Test invalid_raise with usecols"
data = ["1, 1, 1, 1, 1"] * 50
for i in range(5):
data[10 * i] = "2, 2, 2, 2 2"
data.insert(0, "a, b, c, d, e")
mdata = TextIO("\n".join(data))
kwargs = dict(delimiter=",", dtype=None, names=True,
invalid_raise=False)
# XXX: is there a better way to get the return value of the callable in
# assert_warns ?
ret = {}
def f(_ret={}):
_ret['mtest'] = np.ndfromtxt(mdata, usecols=(0, 4), **kwargs)
assert_warns(ConversionWarning, f, _ret=ret)
mtest = ret['mtest']
assert_equal(len(mtest), 45)
assert_equal(mtest, np.ones(45, dtype=[(_, int) for _ in 'ae']))
#
mdata.seek(0)
mtest = np.ndfromtxt(mdata, usecols=(0, 1), **kwargs)
assert_equal(len(mtest), 50)
control = np.ones(50, dtype=[(_, int) for _ in 'ab'])
control[[10 * _ for _ in range(5)]] = (2, 2)
assert_equal(mtest, control) 示例5: test_invalid_raise
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_invalid_raise(self):
"Test invalid raise"
data = ["1, 1, 1, 1, 1"] * 50
for i in range(5):
data[10 * i] = "2, 2, 2, 2 2"
data.insert(0, "a, b, c, d, e")
mdata = TextIO("\n".join(data))
#
kwargs = dict(delimiter=",", dtype=None, names=True)
# XXX: is there a better way to get the return value of the callable in
# assert_warns ?
ret = {}
def f(_ret={}):
_ret['mtest'] = np.ndfromtxt(mdata, invalid_raise=False, **kwargs)
assert_warns(ConversionWarning, f, _ret=ret)
mtest = ret['mtest']
assert_equal(len(mtest), 45)
assert_equal(mtest, np.ones(45, dtype=[(_, int) for _ in 'abcde']))
#
mdata.seek(0)
assert_raises(ValueError, np.ndfromtxt, mdata,
delimiter=",", names=True) 示例6: test_minimum
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_minimum(self):
assert_warns(DeprecationWarning, np.ma.minimum, np.ma.array([1, 2])) 示例7: test_maximum
# 需要導入模塊: from numpy import testing [as 別名]
# 或者: from numpy.testing import assert_warns [as 別名]
def test_maximum(self):
assert_warns(DeprecationWarning, np.ma.maximum, np.ma.array([1, 2]))